diff --git a/src/addrdb.cpp b/src/addrdb.cpp
index 224d3921c..d6ec0515a 100644
--- a/src/addrdb.cpp
+++ b/src/addrdb.cpp
@@ -8,14 +8,13 @@
 #include "addrman.h"
 #include "chainparams.h"
 #include "clientversion.h"
+#include "fs.h"
 #include "hash.h"
 #include "random.h"
 #include "streams.h"
 #include "tinyformat.h"
 #include "util.h"
 
-#include <boost/filesystem.hpp>
-
 CBanDB::CBanDB()
 {
     pathBanlist = GetDataDir() / "banlist.dat";
@@ -36,7 +35,7 @@ bool CBanDB::Write(const banmap_t& banSet)
     ssBanlist << hash;
 
     // open temp output file, and associate with CAutoFile
-    boost::filesystem::path pathTmp = GetDataDir() / tmpfn;
+    fs::path pathTmp = GetDataDir() / tmpfn;
     FILE *file = fopen(pathTmp.string().c_str(), "wb");
     CAutoFile fileout(file, SER_DISK, CLIENT_VERSION);
     if (fileout.IsNull())
@@ -68,7 +67,7 @@ bool CBanDB::Read(banmap_t& banSet)
         return error("%s: Failed to open file %s", __func__, pathBanlist.string());
 
     // use file size to size memory buffer
-    uint64_t fileSize = boost::filesystem::file_size(pathBanlist);
+    uint64_t fileSize = fs::file_size(pathBanlist);
     uint64_t dataSize = 0;
     // Don't try to resize to a negative number if file is small
     if (fileSize >= sizeof(uint256))
@@ -133,7 +132,7 @@ bool CAddrDB::Write(const CAddrMan& addr)
     ssPeers << hash;
 
     // open temp output file, and associate with CAutoFile
-    boost::filesystem::path pathTmp = GetDataDir() / tmpfn;
+    fs::path pathTmp = GetDataDir() / tmpfn;
     FILE *file = fopen(pathTmp.string().c_str(), "wb");
     CAutoFile fileout(file, SER_DISK, CLIENT_VERSION);
     if (fileout.IsNull())
@@ -165,7 +164,7 @@ bool CAddrDB::Read(CAddrMan& addr)
         return error("%s: Failed to open file %s", __func__, pathAddr.string());
 
     // use file size to size memory buffer
-    uint64_t fileSize = boost::filesystem::file_size(pathAddr);
+    uint64_t fileSize = fs::file_size(pathAddr);
     uint64_t dataSize = 0;
     // Don't try to resize to a negative number if file is small
     if (fileSize >= sizeof(uint256))
diff --git a/src/addrdb.h b/src/addrdb.h
index ab985b10c..c3d509bd3 100644
--- a/src/addrdb.h
+++ b/src/addrdb.h
@@ -6,11 +6,11 @@
 #ifndef BITCOIN_ADDRDB_H
 #define BITCOIN_ADDRDB_H
 
+#include "fs.h"
 #include "serialize.h"
 
 #include <string>
 #include <map>
-#include <boost/filesystem/path.hpp>
 
 class CSubNet;
 class CAddrMan;
@@ -80,7 +80,7 @@ typedef std::map<CSubNet, CBanEntry> banmap_t;
 class CAddrDB
 {
 private:
-    boost::filesystem::path pathAddr;
+    fs::path pathAddr;
 public:
     CAddrDB();
     bool Write(const CAddrMan& addr);
@@ -92,7 +92,7 @@ public:
 class CBanDB
 {
 private:
-    boost::filesystem::path pathBanlist;
+    fs::path pathBanlist;
 public:
     CBanDB();
     bool Write(const banmap_t& banSet);
diff --git a/src/bitcoin-cli.cpp b/src/bitcoin-cli.cpp
index 48499c576..aa191d09e 100644
--- a/src/bitcoin-cli.cpp
+++ b/src/bitcoin-cli.cpp
@@ -11,12 +11,12 @@
 #include "chainparamsbase.h"
 #include "clientversion.h"
 #include "compat.h"
+#include "fs.h"
 #include "rpc/client.h"
 #include "rpc/protocol.h"
 #include "util.h"
 #include "utilstrencodings.h"
 
-#include <boost/filesystem/operations.hpp>
 #include <stdio.h>
 
 #include <event2/buffer.h>
@@ -99,7 +99,7 @@ static int AppInitRPC(int argc, char* argv[])
         }
         return EXIT_SUCCESS;
     }
-    if (!boost::filesystem::is_directory(GetDataDir(false))) {
+    if (!fs::is_directory(GetDataDir(false))) {
         fprintf(stderr, "Error: Specified data directory \"%s\" does not exist.\n", GetArg("-datadir", "").c_str());
         return EXIT_FAILURE;
     }
diff --git a/src/bitcoind.cpp b/src/bitcoind.cpp
index 3bcbb2fbb..34b786fdd 100644
--- a/src/bitcoind.cpp
+++ b/src/bitcoind.cpp
@@ -11,6 +11,7 @@
 #include "chainparams.h"
 #include "clientversion.h"
 #include "compat.h"
+#include "fs.h"
 #include "rpc/server.h"
 #include "init.h"
 #include "noui.h"
@@ -21,7 +22,6 @@
 #include "utilstrencodings.h"
 
 #include <boost/algorithm/string/predicate.hpp>
-#include <boost/filesystem.hpp>
 #include <boost/thread.hpp>
 
 #include <stdio.h>
@@ -98,7 +98,7 @@ bool AppInit(int argc, char* argv[])
 
     try
     {
-        if (!boost::filesystem::is_directory(GetDataDir(false)))
+        if (!fs::is_directory(GetDataDir(false)))
         {
             fprintf(stderr, "Error: Specified data directory \"%s\" does not exist.\n", GetArg("-datadir", "").c_str());
             return false;
diff --git a/src/dbwrapper.cpp b/src/dbwrapper.cpp
index 94ebedeb7..a373b9324 100644
--- a/src/dbwrapper.cpp
+++ b/src/dbwrapper.cpp
@@ -4,11 +4,10 @@
 
 #include "dbwrapper.h"
 
+#include "fs.h"
 #include "util.h"
 #include "random.h"
 
-#include <boost/filesystem.hpp>
-
 #include <leveldb/cache.h>
 #include <leveldb/env.h>
 #include <leveldb/filter_policy.h>
@@ -31,7 +30,7 @@ static leveldb::Options GetOptions(size_t nCacheSize)
     return options;
 }
 
-CDBWrapper::CDBWrapper(const boost::filesystem::path& path, size_t nCacheSize, bool fMemory, bool fWipe, bool obfuscate)
+CDBWrapper::CDBWrapper(const fs::path& path, size_t nCacheSize, bool fMemory, bool fWipe, bool obfuscate)
 {
     penv = NULL;
     readoptions.verify_checksums = true;
diff --git a/src/dbwrapper.h b/src/dbwrapper.h
index dd59cc00f..694096237 100644
--- a/src/dbwrapper.h
+++ b/src/dbwrapper.h
@@ -6,14 +6,13 @@
 #define BITCOIN_DBWRAPPER_H
 
 #include "clientversion.h"
+#include "fs.h"
 #include "serialize.h"
 #include "streams.h"
 #include "util.h"
 #include "utilstrencodings.h"
 #include "version.h"
 
-#include <boost/filesystem/path.hpp>
-
 #include <leveldb/db.h>
 #include <leveldb/write_batch.h>
 
@@ -199,7 +198,7 @@ public:
      * @param[in] obfuscate   If true, store data obfuscated via simple XOR. If false, XOR
      *                        with a zero'd byte array.
      */
-    CDBWrapper(const boost::filesystem::path& path, size_t nCacheSize, bool fMemory = false, bool fWipe = false, bool obfuscate = false);
+    CDBWrapper(const fs::path& path, size_t nCacheSize, bool fMemory = false, bool fWipe = false, bool obfuscate = false);
     ~CDBWrapper();
 
     template <typename K, typename V>
diff --git a/src/init.cpp b/src/init.cpp
index dcb341530..857bea0e8 100644
--- a/src/init.cpp
+++ b/src/init.cpp
@@ -18,6 +18,7 @@
 #include "compat/sanity.h"
 #include "consensus/validation.h"
 #include "crypto/scrypt.h" // for scrypt_detect_sse2
+#include "fs.h"
 #include "httpserver.h"
 #include "httprpc.h"
 #include "key.h"
@@ -57,7 +58,6 @@
 #include <boost/algorithm/string/replace.hpp>
 #include <boost/algorithm/string/split.hpp>
 #include <boost/bind/bind.hpp>
-#include <boost/filesystem.hpp>
 #include <boost/function.hpp>
 #include <boost/interprocess/sync/file_lock.hpp>
 #include <boost/lexical_cast.hpp>
@@ -219,7 +219,7 @@ void Shutdown()
 
     if (fFeeEstimatesInitialized)
     {
-        boost::filesystem::path est_path = GetDataDir() / FEE_ESTIMATES_FILENAME;
+        fs::path est_path = GetDataDir() / FEE_ESTIMATES_FILENAME;
         CAutoFile est_fileout(fopen(est_path.string().c_str(), "wb"), SER_DISK, CLIENT_VERSION);
         if (!est_fileout.IsNull())
             mempool.WriteFeeEstimates(est_fileout);
@@ -257,8 +257,8 @@ void Shutdown()
 
 #ifndef WIN32
     try {
-        boost::filesystem::remove(GetPidFile());
-    } catch (const boost::filesystem::filesystem_error& e) {
+        fs::remove(GetPidFile());
+    } catch (const fs::filesystem_error& e) {
         LogPrintf("%s: Unable to remove pidfile: %s\n", __func__, e.what());
     }
 #endif
@@ -583,14 +583,14 @@ struct CImportingNow
 // works correctly.
 void CleanupBlockRevFiles()
 {
-    std::map<std::string, boost::filesystem::path> mapBlockFiles;
+    std::map<std::string, fs::path> mapBlockFiles;
 
     // Glob all blk?????.dat and rev?????.dat files from the blocks directory.
     // Remove the rev files immediately and insert the blk file paths into an
     // ordered map keyed by block file index.
     LogPrintf("Removing unusable blk?????.dat and rev?????.dat files for -reindex with -prune\n");
-    boost::filesystem::path blocksdir = GetDataDir() / "blocks";
-    for (boost::filesystem::directory_iterator it(blocksdir); it != boost::filesystem::directory_iterator(); it++) {
+    fs::path blocksdir = GetDataDir() / "blocks";
+    for (fs::directory_iterator it(blocksdir); it != fs::directory_iterator(); it++) {
         if (is_regular_file(*it) &&
             it->path().filename().string().length() == 12 &&
             it->path().filename().string().substr(8,4) == ".dat")
@@ -607,7 +607,7 @@ void CleanupBlockRevFiles()
     // keeping a separate counter.  Once we hit a gap (or if 0 doesn't exist)
     // start removing block files.
     int nContigCounter = 0;
-    BOOST_FOREACH(const PAIRTYPE(std::string, boost::filesystem::path)& item, mapBlockFiles) {
+    BOOST_FOREACH(const PAIRTYPE(std::string, fs::path)& item, mapBlockFiles) {
         if (atoi(item.first) == nContigCounter) {
             nContigCounter++;
             continue;
@@ -616,7 +616,7 @@ void CleanupBlockRevFiles()
     }
 }
 
-void ThreadImport(std::vector<boost::filesystem::path> vImportFiles)
+void ThreadImport(std::vector<fs::path> vImportFiles)
 {
     const CChainParams& chainparams = Params();
     RenameThread("dogecoin-loadblk");
@@ -629,7 +629,7 @@ void ThreadImport(std::vector<boost::filesystem::path> vImportFiles)
         int nFile = 0;
         while (true) {
             CDiskBlockPos pos(nFile, 0);
-            if (!boost::filesystem::exists(GetBlockPosFilename(pos, "blk")))
+            if (!fs::exists(GetBlockPosFilename(pos, "blk")))
                 break; // No block files left to reindex
             FILE *file = OpenBlockFile(pos, true);
             if (!file)
@@ -646,11 +646,11 @@ void ThreadImport(std::vector<boost::filesystem::path> vImportFiles)
     }
 
     // hardcoded $DATADIR/bootstrap.dat
-    boost::filesystem::path pathBootstrap = GetDataDir() / "bootstrap.dat";
-    if (boost::filesystem::exists(pathBootstrap)) {
+    fs::path pathBootstrap = GetDataDir() / "bootstrap.dat";
+    if (fs::exists(pathBootstrap)) {
         FILE *file = fopen(pathBootstrap.string().c_str(), "rb");
         if (file) {
-            boost::filesystem::path pathBootstrapOld = GetDataDir() / "bootstrap.dat.old";
+            fs::path pathBootstrapOld = GetDataDir() / "bootstrap.dat.old";
             LogPrintf("Importing bootstrap.dat...\n");
             LoadExternalBlockFile(chainparams, file);
             RenameOver(pathBootstrap, pathBootstrapOld);
@@ -660,7 +660,7 @@ void ThreadImport(std::vector<boost::filesystem::path> vImportFiles)
     }
 
     // -loadblock=
-    BOOST_FOREACH(const boost::filesystem::path& path, vImportFiles) {
+    BOOST_FOREACH(const fs::path& path, vImportFiles) {
         FILE *file = fopen(path.string().c_str(), "rb");
         if (file) {
             LogPrintf("Importing blocks file %s...\n", path.string());
@@ -1159,7 +1159,7 @@ static bool LockDataDirectory(bool probeOnly)
     std::string strDataDir = GetDataDir().string();
 
     // Make sure only a single Bitcoin process is using the data directory.
-    boost::filesystem::path pathLockFile = GetDataDir() / ".lock";
+    fs::path pathLockFile = GetDataDir() / ".lock";
     FILE* file = fopen(pathLockFile.string().c_str(), "a"); // empty lock file; created if it doesn't exist.
     if (file) fclose(file);
 
@@ -1425,20 +1425,20 @@ bool AppInitMain(boost::thread_group& threadGroup, CScheduler& scheduler)
     bool fReindexChainState = GetBoolArg("-reindex-chainstate", false);
 
     // Upgrading to 0.8; hard-link the old blknnnn.dat files into /blocks/
-    boost::filesystem::path blocksDir = GetDataDir() / "blocks";
-    if (!boost::filesystem::exists(blocksDir))
+    fs::path blocksDir = GetDataDir() / "blocks";
+    if (!fs::exists(blocksDir))
     {
-        boost::filesystem::create_directories(blocksDir);
+        fs::create_directories(blocksDir);
         bool linked = false;
         for (unsigned int i = 1; i < 10000; i++) {
-            boost::filesystem::path source = GetDataDir() / strprintf("blk%04u.dat", i);
-            if (!boost::filesystem::exists(source)) break;
-            boost::filesystem::path dest = blocksDir / strprintf("blk%05u.dat", i-1);
+            fs::path source = GetDataDir() / strprintf("blk%04u.dat", i);
+            if (!fs::exists(source)) break;
+            fs::path dest = blocksDir / strprintf("blk%05u.dat", i-1);
             try {
-                boost::filesystem::create_hard_link(source, dest);
+                fs::create_hard_link(source, dest);
                 LogPrintf("Hardlinked %s -> %s\n", source.string(), dest.string());
                 linked = true;
-            } catch (const boost::filesystem::filesystem_error& e) {
+            } catch (const fs::filesystem_error& e) {
                 // Note: hardlink creation failing is not a disaster, it just means
                 // blocks will get re-downloaded from peers.
                 LogPrintf("Error hardlinking blk%04u.dat: %s\n", i, e.what());
@@ -1595,7 +1595,7 @@ bool AppInitMain(boost::thread_group& threadGroup, CScheduler& scheduler)
     }
     LogPrintf(" block index %15dms\n", GetTimeMillis() - nStart);
 
-    boost::filesystem::path est_path = GetDataDir() / FEE_ESTIMATES_FILENAME;
+    fs::path est_path = GetDataDir() / FEE_ESTIMATES_FILENAME;
     CAutoFile est_filein(fopen(est_path.string().c_str(), "rb"), SER_DISK, CLIENT_VERSION);
     // Allowed to fail as this file IS missing on first startup.
     if (!est_filein.IsNull())
@@ -1651,7 +1651,7 @@ bool AppInitMain(boost::thread_group& threadGroup, CScheduler& scheduler)
     if (IsArgSet("-blocknotify"))
         uiInterface.NotifyBlockTip.connect(BlockNotifyCallback);
 
-    std::vector<boost::filesystem::path> vImportFiles;
+    std::vector<fs::path> vImportFiles;
     if (mapMultiArgs.count("-loadblock"))
     {
         BOOST_FOREACH(const std::string& strFile, mapMultiArgs.at("-loadblock"))
diff --git a/src/net.h b/src/net.h
index 6cfbd9550..e7ad38925 100644
--- a/src/net.h
+++ b/src/net.h
@@ -33,7 +33,6 @@
 #include <arpa/inet.h>
 #endif
 
-#include <boost/filesystem/path.hpp>
 #include <boost/foreach.hpp>
 #include <boost/signals2/signal.hpp>
 
diff --git a/src/qt/bitcoin.cpp b/src/qt/bitcoin.cpp
index 0ee8cd17d..c44c157bb 100644
--- a/src/qt/bitcoin.cpp
+++ b/src/qt/bitcoin.cpp
@@ -12,6 +12,7 @@
 #include "chainparams.h"
 #include "clientmodel.h"
 #include "compat.h"
+#include "fs.h"
 #include "guiconstants.h"
 #include "guiutil.h"
 #include "intro.h"
@@ -40,7 +41,6 @@
 
 #include <stdint.h>
 
-#include <boost/filesystem/operations.hpp>
 #include <boost/thread.hpp>
 
 #include <QApplication>
@@ -589,7 +589,7 @@ MAIN_FUNCTION
 
     /// 6. Determine availability of data directory and parse bitcoin.conf
     /// - Do not call GetDataDir(true) before this step finishes
-    if (!boost::filesystem::is_directory(GetDataDir(false)))
+    if (!fs::is_directory(GetDataDir(false)))
     {
         QMessageBox::critical(0, QObject::tr(PACKAGE_NAME),
                               QObject::tr("Error: Specified data directory \"%1\" does not exist.").arg(QString::fromStdString(GetArg("-datadir", ""))));
diff --git a/src/qt/guiutil.cpp b/src/qt/guiutil.cpp
index d0cbef4ec..a6e3bdc7e 100644
--- a/src/qt/guiutil.cpp
+++ b/src/qt/guiutil.cpp
@@ -7,6 +7,7 @@
 
 #include "bitcoinaddressvalidator.h"
 #include "bitcoinunits.h"
+#include "fs.h"
 #include "qvalidatedlineedit.h"
 #include "walletmodel.h"
 
@@ -40,11 +41,6 @@
 #include "shlwapi.h"
 #endif
 
-#include <boost/filesystem.hpp>
-#include <boost/filesystem/fstream.hpp>
-#if BOOST_FILESYSTEM_VERSION >= 3
-#include <boost/filesystem/detail/utf8_codecvt_facet.hpp>
-#endif
 #include <boost/scoped_array.hpp>
 
 #include <QAbstractItemView>
@@ -69,7 +65,7 @@
 #endif
 
 #if BOOST_FILESYSTEM_VERSION >= 3
-static boost::filesystem::detail::utf8_codecvt_facet utf8;
+static fs::detail::utf8_codecvt_facet utf8;
 #endif
 
 #if defined(Q_OS_MAC)
@@ -413,10 +409,10 @@ void bringToFront(QWidget* w)
 
 void openDebugLogfile()
 {
-    boost::filesystem::path pathDebug = GetDataDir() / "debug.log";
+    fs::path pathDebug = GetDataDir() / "debug.log";
 
     /* Open debug.log with the associated application */
-    if (boost::filesystem::exists(pathDebug))
+    if (fs::exists(pathDebug))
         QDesktopServices::openUrl(QUrl::fromLocalFile(boostPathToQString(pathDebug)));
 }
 
@@ -596,7 +592,7 @@ TableViewLastColumnResizingFixer::TableViewLastColumnResizingFixer(QTableView* t
 }
 
 #ifdef WIN32
-boost::filesystem::path static StartupShortcutPath()
+fs::path static StartupShortcutPath()
 {
     std::string chain = ChainNameFromCommandLine();
     if (chain == CBaseChainParams::MAIN)
@@ -609,13 +605,13 @@ boost::filesystem::path static StartupShortcutPath()
 bool GetStartOnSystemStartup()
 {
     // check for Bitcoin*.lnk
-    return boost::filesystem::exists(StartupShortcutPath());
+    return fs::exists(StartupShortcutPath());
 }
 
 bool SetStartOnSystemStartup(bool fAutoStart)
 {
     // If the shortcut exists already, remove it for updating
-    boost::filesystem::remove(StartupShortcutPath());
+    fs::remove(StartupShortcutPath());
 
     if (fAutoStart)
     {
@@ -685,10 +681,8 @@ bool SetStartOnSystemStartup(bool fAutoStart)
 // Follow the Desktop Application Autostart Spec:
 // http://standards.freedesktop.org/autostart-spec/autostart-spec-latest.html
 
-boost::filesystem::path static GetAutostartDir()
+fs::path static GetAutostartDir()
 {
-    namespace fs = boost::filesystem;
-
     char* pszConfigHome = getenv("XDG_CONFIG_HOME");
     if (pszConfigHome) return fs::path(pszConfigHome) / "autostart";
     char* pszHome = getenv("HOME");
@@ -696,7 +690,7 @@ boost::filesystem::path static GetAutostartDir()
     return fs::path();
 }
 
-boost::filesystem::path static GetAutostartFilePath()
+fs::path static GetAutostartFilePath()
 {
     std::string chain = ChainNameFromCommandLine();
     if (chain == CBaseChainParams::MAIN)
@@ -706,7 +700,7 @@ boost::filesystem::path static GetAutostartFilePath()
 
 bool GetStartOnSystemStartup()
 {
-    boost::filesystem::ifstream optionFile(GetAutostartFilePath());
+    fs::ifstream optionFile(GetAutostartFilePath());
     if (!optionFile.good())
         return false;
     // Scan through file for "Hidden=true":
@@ -726,7 +720,7 @@ bool GetStartOnSystemStartup()
 bool SetStartOnSystemStartup(bool fAutoStart)
 {
     if (!fAutoStart)
-        boost::filesystem::remove(GetAutostartFilePath());
+        fs::remove(GetAutostartFilePath());
     else
     {
         char pszExePath[MAX_PATH+1];
@@ -734,9 +728,9 @@ bool SetStartOnSystemStartup(bool fAutoStart)
         if (readlink("/proc/self/exe", pszExePath, sizeof(pszExePath)-1) == -1)
             return false;
 
-        boost::filesystem::create_directories(GetAutostartDir());
+        fs::create_directories(GetAutostartDir());
 
-        boost::filesystem::ofstream optionFile(GetAutostartFilePath(), std::ios_base::out|std::ios_base::trunc);
+        fs::ofstream optionFile(GetAutostartFilePath(), std::ios_base::out|std::ios_base::trunc);
         if (!optionFile.good())
             return false;
         std::string chain = ChainNameFromCommandLine();
@@ -859,23 +853,23 @@ void setClipboard(const QString& str)
 }
 
 #if BOOST_FILESYSTEM_VERSION >= 3
-boost::filesystem::path qstringToBoostPath(const QString &path)
+fs::path qstringToBoostPath(const QString &path)
 {
-    return boost::filesystem::path(path.toStdString(), utf8);
+    return fs::path(path.toStdString(), utf8);
 }
 
-QString boostPathToQString(const boost::filesystem::path &path)
+QString boostPathToQString(const fs::path &path)
 {
     return QString::fromStdString(path.string(utf8));
 }
 #else
 #warning Conversion between boost path and QString can use invalid character encoding with boost_filesystem v2 and older
-boost::filesystem::path qstringToBoostPath(const QString &path)
+fs::path qstringToBoostPath(const QString &path)
 {
-    return boost::filesystem::path(path.toStdString());
+    return fs::path(path.toStdString());
 }
 
-QString boostPathToQString(const boost::filesystem::path &path)
+QString boostPathToQString(const fs::path &path)
 {
     return QString::fromStdString(path.string());
 }
diff --git a/src/qt/guiutil.h b/src/qt/guiutil.h
index f57878855..d6bc25c14 100644
--- a/src/qt/guiutil.h
+++ b/src/qt/guiutil.h
@@ -7,6 +7,7 @@
 #define BITCOIN_QT_GUIUTIL_H
 
 #include "amount.h"
+#include "fs.h"
 
 #include <QEvent>
 #include <QHeaderView>
@@ -17,8 +18,6 @@
 #include <QTableView>
 #include <QLabel>
 
-#include <boost/filesystem.hpp>
-
 class QValidatedLineEdit;
 class SendCoinsRecipient;
 
@@ -187,10 +186,10 @@ namespace GUIUtil
     void restoreWindowGeometry(const QString& strSetting, const QSize &defaultSizeIn, QWidget *parent);
 
     /* Convert QString to OS specific boost path through UTF-8 */
-    boost::filesystem::path qstringToBoostPath(const QString &path);
+    fs::path qstringToBoostPath(const QString &path);
 
     /* Convert OS specific boost path to QString through UTF-8 */
-    QString boostPathToQString(const boost::filesystem::path &path);
+    QString boostPathToQString(const fs::path &path);
 
     /* Convert seconds into a QString with days, hours, mins, secs */
     QString formatDurationStr(int secs);
diff --git a/src/qt/intro.cpp b/src/qt/intro.cpp
index 37994dbac..a207ca6f9 100644
--- a/src/qt/intro.cpp
+++ b/src/qt/intro.cpp
@@ -10,12 +10,11 @@
 #include "intro.h"
 #include "ui_intro.h"
 
+#include "fs.h"
 #include "guiutil.h"
 
 #include "util.h"
 
-#include <boost/filesystem.hpp>
-
 #include <QFileDialog>
 #include <QSettings>
 #include <QMessageBox>
@@ -71,7 +70,6 @@ FreespaceChecker::FreespaceChecker(Intro *_intro)
 
 void FreespaceChecker::check()
 {
-    namespace fs = boost::filesystem;
     QString dataDirStr = intro->getPathToCheck();
     fs::path dataDir = GUIUtil::qstringToBoostPath(dataDirStr);
     uint64_t freeBytesAvailable = 0;
@@ -173,7 +171,6 @@ QString Intro::getDefaultDataDirectory()
 
 bool Intro::pickDataDirectory()
 {
-    namespace fs = boost::filesystem;
     QSettings settings;
     /* If data directory provided on command line, no need to look at settings
        or show a picking dialog */
diff --git a/src/qt/test/rpcnestedtests.cpp b/src/qt/test/rpcnestedtests.cpp
index c1e6b4b86..108729cf3 100644
--- a/src/qt/test/rpcnestedtests.cpp
+++ b/src/qt/test/rpcnestedtests.cpp
@@ -7,6 +7,7 @@
 
 #include "chainparams.h"
 #include "consensus/validation.h"
+#include "fs.h"
 #include "validation.h"
 #include "rpc/register.h"
 #include "rpc/server.h"
@@ -18,8 +19,6 @@
 #include <QDir>
 #include <QtGlobal>
 
-#include <boost/filesystem.hpp>
-
 static UniValue rpcNestedTest_rpc(const JSONRPCRequest& request)
 {
     if (request.fHelp) {
@@ -153,5 +152,5 @@ void RPCNestedTests::rpcNestedTests()
     delete pcoinsdbview;
     delete pblocktree;
 
-    boost::filesystem::remove_all(boost::filesystem::path(path));
+    fs::remove_all(fs::path(path));
 }
diff --git a/src/rpc/protocol.cpp b/src/rpc/protocol.cpp
index 3a24394a6..53001e959 100644
--- a/src/rpc/protocol.cpp
+++ b/src/rpc/protocol.cpp
@@ -6,6 +6,7 @@
 
 #include "rpc/protocol.h"
 
+#include "fs.h"
 #include "random.h"
 #include "tinyformat.h"
 #include "util.h"
@@ -69,9 +70,9 @@ static const std::string COOKIEAUTH_USER = "__cookie__";
 /** Default name for auth cookie file */
 static const std::string COOKIEAUTH_FILE = ".cookie";
 
-boost::filesystem::path GetAuthCookieFile()
+fs::path GetAuthCookieFile()
 {
-    boost::filesystem::path path(GetArg("-rpccookiefile", COOKIEAUTH_FILE));
+    fs::path path(GetArg("-rpccookiefile", COOKIEAUTH_FILE));
     if (!path.is_complete()) path = GetDataDir() / path;
     return path;
 }
@@ -87,7 +88,7 @@ bool GenerateAuthCookie(std::string *cookie_out)
      * these are set to 077 in init.cpp unless overridden with -sysperms.
      */
     std::ofstream file;
-    boost::filesystem::path filepath = GetAuthCookieFile();
+    fs::path filepath = GetAuthCookieFile();
     file.open(filepath.string().c_str());
     if (!file.is_open()) {
         LogPrintf("Unable to open cookie authentication file %s for writing\n", filepath.string());
@@ -106,7 +107,7 @@ bool GetAuthCookie(std::string *cookie_out)
 {
     std::ifstream file;
     std::string cookie;
-    boost::filesystem::path filepath = GetAuthCookieFile();
+    fs::path filepath = GetAuthCookieFile();
     file.open(filepath.string().c_str());
     if (!file.is_open())
         return false;
@@ -121,8 +122,8 @@ bool GetAuthCookie(std::string *cookie_out)
 void DeleteAuthCookie()
 {
     try {
-        boost::filesystem::remove(GetAuthCookieFile());
-    } catch (const boost::filesystem::filesystem_error& e) {
+        fs::remove(GetAuthCookieFile());
+    } catch (const fs::filesystem_error& e) {
         LogPrintf("%s: Unable to remove random auth cookie file: %s\n", __func__, e.what());
     }
 }
diff --git a/src/rpc/protocol.h b/src/rpc/protocol.h
index a69d80977..5ff41bf62 100644
--- a/src/rpc/protocol.h
+++ b/src/rpc/protocol.h
@@ -7,11 +7,12 @@
 #ifndef BITCOIN_RPCPROTOCOL_H
 #define BITCOIN_RPCPROTOCOL_H
 
+#include "fs.h"
+
 #include <list>
 #include <map>
 #include <stdint.h>
 #include <string>
-#include <boost/filesystem.hpp>
 
 #include <univalue.h>
 
@@ -85,7 +86,7 @@ std::string JSONRPCReply(const UniValue& result, const UniValue& error, const Un
 UniValue JSONRPCError(int code, const std::string& message);
 
 /** Get name of RPC authentication cookie file */
-boost::filesystem::path GetAuthCookieFile();
+fs::path GetAuthCookieFile();
 /** Generate a new RPC authentication cookie and write it to disk */
 bool GenerateAuthCookie(std::string *cookie_out);
 /** Read the RPC authentication cookie from disk */
diff --git a/src/rpc/server.cpp b/src/rpc/server.cpp
index 32da9e777..7455e2620 100644
--- a/src/rpc/server.cpp
+++ b/src/rpc/server.cpp
@@ -7,6 +7,7 @@
 #include "rpc/server.h"
 
 #include "base58.h"
+#include "fs.h"
 #include "init.h"
 #include "random.h"
 #include "sync.h"
@@ -17,7 +18,6 @@
 #include <univalue.h>
 
 #include <boost/bind/bind.hpp>
-#include <boost/filesystem.hpp>
 #include <boost/foreach.hpp>
 #include <boost/signals2/signal.hpp>
 #include <boost/thread.hpp>
diff --git a/src/test/dbwrapper_tests.cpp b/src/test/dbwrapper_tests.cpp
index 761218d75..9b25a58d5 100644
--- a/src/test/dbwrapper_tests.cpp
+++ b/src/test/dbwrapper_tests.cpp
@@ -4,6 +4,7 @@
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
 #include "dbwrapper.h"
+#include "fs.h"
 #include "uint256.h"
 #include "random.h"
 #include "test/test_bitcoin.h"
@@ -29,7 +30,7 @@ BOOST_AUTO_TEST_CASE(dbwrapper)
     // Perform tests both obfuscated and non-obfuscated.
     for (int i = 0; i < 2; i++) {
         bool obfuscate = (bool)i;
-        boost::filesystem::path ph = boost::filesystem::temp_directory_path() / boost::filesystem::unique_path();
+        fs::path ph = fs::temp_directory_path() / fs::unique_path();
         CDBWrapper dbw(ph, (1 << 20), true, false, obfuscate);
         char key = 'k';
         uint256 in = GetRandHash();
@@ -50,7 +51,7 @@ BOOST_AUTO_TEST_CASE(dbwrapper_batch)
     // Perform tests both obfuscated and non-obfuscated.
     for (int i = 0; i < 2; i++) {
         bool obfuscate = (bool)i;
-        boost::filesystem::path ph = boost::filesystem::temp_directory_path() / boost::filesystem::unique_path();
+        fs::path ph = fs::temp_directory_path() / fs::unique_path();
         CDBWrapper dbw(ph, (1 << 20), true, false, obfuscate);
 
         char key = 'i';
@@ -87,7 +88,7 @@ BOOST_AUTO_TEST_CASE(dbwrapper_iterator)
     // Perform tests both obfuscated and non-obfuscated.
     for (int i = 0; i < 2; i++) {
         bool obfuscate = (bool)i;
-        boost::filesystem::path ph = boost::filesystem::temp_directory_path() / boost::filesystem::unique_path();
+        fs::path ph = fs::temp_directory_path() / fs::unique_path();
         CDBWrapper dbw(ph, (1 << 20), true, false, obfuscate);
 
         // The two keys are intentionally chosen for ordering
@@ -126,8 +127,8 @@ BOOST_AUTO_TEST_CASE(dbwrapper_iterator)
 // Test that we do not obfuscation if there is existing data.
 BOOST_AUTO_TEST_CASE(existing_data_no_obfuscate)
 {
-    // We're going to share this boost::filesystem::path between two wrappers
-    boost::filesystem::path ph = boost::filesystem::temp_directory_path() / boost::filesystem::unique_path();
+    // We're going to share this fs::path between two wrappers
+    fs::path ph = fs::temp_directory_path() / fs::unique_path();
     create_directories(ph);
 
     // Set up a non-obfuscated wrapper to write some initial data.
@@ -167,8 +168,8 @@ BOOST_AUTO_TEST_CASE(existing_data_no_obfuscate)
 // Ensure that we start obfuscating during a reindex.
 BOOST_AUTO_TEST_CASE(existing_data_reindex)
 {
-    // We're going to share this boost::filesystem::path between two wrappers
-    boost::filesystem::path ph = boost::filesystem::temp_directory_path() / boost::filesystem::unique_path();
+    // We're going to share this fs::path between two wrappers
+    fs::path ph = fs::temp_directory_path() / fs::unique_path();
     create_directories(ph);
 
     // Set up a non-obfuscated wrapper to write some initial data.
@@ -203,7 +204,7 @@ BOOST_AUTO_TEST_CASE(existing_data_reindex)
 
 BOOST_AUTO_TEST_CASE(iterator_ordering)
 {
-    boost::filesystem::path ph = boost::filesystem::temp_directory_path() / boost::filesystem::unique_path();
+    fs::path ph = fs::temp_directory_path() / fs::unique_path();
     CDBWrapper dbw(ph, (1 << 20), true, false, false);
     for (int x=0x00; x<256; ++x) {
         uint8_t key = x;
@@ -274,7 +275,7 @@ BOOST_AUTO_TEST_CASE(iterator_string_ordering)
 {
     char buf[10];
 
-    boost::filesystem::path ph = boost::filesystem::temp_directory_path() / boost::filesystem::unique_path();
+    fs::path ph = fs::temp_directory_path() / fs::unique_path();
     CDBWrapper dbw(ph, (1 << 20), true, false, false);
     for (uint32_t x=0x00; x<10; ++x) {
         for (uint32_t y = 0; y < 10; y++) {
diff --git a/src/test/test_bitcoin.cpp b/src/test/test_bitcoin.cpp
index 6ae71a174..9ec06ab8d 100644
--- a/src/test/test_bitcoin.cpp
+++ b/src/test/test_bitcoin.cpp
@@ -10,6 +10,7 @@
 #include "chainparams.h"
 #include "consensus/consensus.h"
 #include "consensus/validation.h"
+#include "fs.h"
 #include "key.h"
 #include "validation.h"
 #include "miner.h"
@@ -27,7 +28,6 @@
 
 #include <memory>
 
-#include <boost/filesystem.hpp>
 #include <boost/test/unit_test.hpp>
 #include <boost/thread.hpp>
 
@@ -67,7 +67,7 @@ TestingSetup::TestingSetup(const std::string& chainName) : BasicTestingSetup(cha
         RegisterAllCoreRPCCommands(tableRPC);
         ClearDatadirCache();
         pathTemp = GetTempPath() / strprintf("test_bitcoin_%lu_%i", (unsigned long)GetTime(), (int)(GetRand(100000)));
-        boost::filesystem::create_directories(pathTemp);
+        fs::create_directories(pathTemp);
         ForceSetArg("-datadir", pathTemp.string());
         mempool.setSanityCheck(1.0);
         pblocktree = new CBlockTreeDB(1 << 20, true);
@@ -96,7 +96,7 @@ TestingSetup::~TestingSetup()
         delete pcoinsTip;
         delete pcoinsdbview;
         delete pblocktree;
-        boost::filesystem::remove_all(pathTemp);
+        fs::remove_all(pathTemp);
 }
 
 TestChain240Setup::TestChain240Setup() : TestingSetup(CBaseChainParams::REGTEST)
diff --git a/src/test/test_bitcoin.h b/src/test/test_bitcoin.h
index 2737ec56a..96f477319 100644
--- a/src/test/test_bitcoin.h
+++ b/src/test/test_bitcoin.h
@@ -6,12 +6,12 @@
 #define BITCOIN_TEST_TEST_BITCOIN_H
 
 #include "chainparamsbase.h"
+#include "fs.h"
 #include "key.h"
 #include "pubkey.h"
 #include "txdb.h"
 #include "txmempool.h"
 
-#include <boost/filesystem.hpp>
 #include <boost/thread.hpp>
 
 /** Basic testing setup.
@@ -30,7 +30,7 @@ struct BasicTestingSetup {
 class CConnman;
 struct TestingSetup: public BasicTestingSetup {
     CCoinsViewDB *pcoinsdbview;
-    boost::filesystem::path pathTemp;
+    fs::path pathTemp;
     boost::thread_group threadGroup;
     CConnman* connman;
 
diff --git a/src/test/testutil.cpp b/src/test/testutil.cpp
index 304cffb79..a9a247989 100644
--- a/src/test/testutil.cpp
+++ b/src/test/testutil.cpp
@@ -4,29 +4,29 @@
 
 #include "testutil.h"
 
+#include "fs.h"
+
 #ifdef WIN32
 #include <shlobj.h>
 #endif
 
-#include <boost/filesystem.hpp>
-
-boost::filesystem::path GetTempPath() {
+fs::path GetTempPath() {
 #if BOOST_FILESYSTEM_VERSION == 3
-    return boost::filesystem::temp_directory_path();
+    return fs::temp_directory_path();
 #else
     // TODO: remove when we don't support filesystem v2 anymore
-    boost::filesystem::path path;
+    fs::path path;
 #ifdef WIN32
     char pszPath[MAX_PATH] = "";
 
     if (GetTempPathA(MAX_PATH, pszPath))
-        path = boost::filesystem::path(pszPath);
+        path = fs::path(pszPath);
 #else
-    path = boost::filesystem::path("/tmp");
+    path = fs::path("/tmp");
 #endif
-    if (path.empty() || !boost::filesystem::is_directory(path)) {
+    if (path.empty() || !fs::is_directory(path)) {
         LogPrintf("GetTempPath(): failed to find temp path\n");
-        return boost::filesystem::path("");
+        return fs::path("");
     }
     return path;
 #endif
diff --git a/src/test/testutil.h b/src/test/testutil.h
index 5875dc50e..cbe784d64 100644
--- a/src/test/testutil.h
+++ b/src/test/testutil.h
@@ -8,8 +8,8 @@
 #ifndef BITCOIN_TEST_TESTUTIL_H
 #define BITCOIN_TEST_TESTUTIL_H
 
-#include <boost/filesystem/path.hpp>
+#include "fs.h"
 
-boost::filesystem::path GetTempPath();
+fs::path GetTempPath();
 
 #endif // BITCOIN_TEST_TESTUTIL_H
diff --git a/src/util.cpp b/src/util.cpp
index dc5d818ec..ee37059fe 100644
--- a/src/util.cpp
+++ b/src/util.cpp
@@ -11,6 +11,7 @@
 #include "util.h"
 
 #include "chainparamsbase.h"
+#include "fs.h"
 #include "random.h"
 #include "serialize.h"
 #include "sync.h"
@@ -80,8 +81,6 @@
 #include <boost/algorithm/string/case_conv.hpp> // for to_lower()
 #include <boost/algorithm/string/join.hpp>
 #include <boost/algorithm/string/predicate.hpp> // for startswith() and endswith()
-#include <boost/filesystem.hpp>
-#include <boost/filesystem/fstream.hpp>
 #include <boost/foreach.hpp>
 #include <boost/program_options/detail/config_file.hpp>
 #include <boost/program_options/parsers.hpp>
@@ -217,7 +216,7 @@ void OpenDebugLog()
 
     assert(fileout == NULL);
     assert(vMsgsBeforeOpenLog);
-    boost::filesystem::path pathDebug = GetDataDir() / "debug.log";
+    fs::path pathDebug = GetDataDir() / "debug.log";
     fileout = fopen(pathDebug.string().c_str(), "a");
     if (fileout) {
         setbuf(fileout, NULL); // unbuffered
@@ -322,7 +321,7 @@ int LogPrintStr(const std::string &str)
             // reopen the log file, if requested
             if (fReopenDebugLog) {
                 fReopenDebugLog = false;
-                boost::filesystem::path pathDebug = GetDataDir() / "debug.log";
+                fs::path pathDebug = GetDataDir() / "debug.log";
                 if (freopen(pathDebug.string().c_str(),"a",fileout) != NULL)
                     setbuf(fileout, NULL); // unbuffered
             }
@@ -480,9 +479,8 @@ void PrintExceptionContinue(const std::exception* pex, const char* pszThread)
     fprintf(stderr, "\n\n************************\n%s\n", message.c_str());
 }
 
-boost::filesystem::path GetDefaultDataDir()
+fs::path GetDefaultDataDir()
 {
-    namespace fs = boost::filesystem;
     // Windows < Vista: C:\Documents and Settings\Username\Application Data\Bitcoin
     // Windows >= Vista: C:\Users\Username\AppData\Roaming\Bitcoin
     // Mac: ~/Library/Application Support/Bitcoin
@@ -507,14 +505,12 @@ boost::filesystem::path GetDefaultDataDir()
 #endif
 }
 
-static boost::filesystem::path pathCached;
-static boost::filesystem::path pathCachedNetSpecific;
+static fs::path pathCached;
+static fs::path pathCachedNetSpecific;
 static CCriticalSection csPathCached;
 
-const boost::filesystem::path &GetDataDir(bool fNetSpecific)
+const fs::path &GetDataDir(bool fNetSpecific)
 {
-    namespace fs = boost::filesystem;
-
     LOCK(csPathCached);
 
     fs::path &path = fNetSpecific ? pathCachedNetSpecific : pathCached;
@@ -545,16 +541,15 @@ void ClearDatadirCache()
 {
     LOCK(csPathCached);
 
-    pathCached = boost::filesystem::path();
-    pathCachedNetSpecific = boost::filesystem::path();
+    pathCached = fs::path();
+    pathCachedNetSpecific = fs::path();
 }
 
-static boost::filesystem::path backupPathCached;
+static fs::path backupPathCached;
 static CCriticalSection csBackupPathCached;
 
-const boost::filesystem::path &GetBackupDir()
+const fs::path &GetBackupDir()
 {
-    namespace fs = boost::filesystem;
     LOCK(csBackupPathCached);
 
     fs::path &path = backupPathCached;
@@ -587,9 +582,9 @@ const boost::filesystem::path &GetBackupDir()
     return path;
 }
 
-boost::filesystem::path GetConfigFile(const std::string& confPath)
+fs::path GetConfigFile(const std::string& confPath)
 {
-    boost::filesystem::path pathConfigFile(confPath);
+    fs::path pathConfigFile(confPath);
     if (!pathConfigFile.is_complete())
         pathConfigFile = GetDataDir(false) / pathConfigFile;
 
@@ -598,7 +593,7 @@ boost::filesystem::path GetConfigFile(const std::string& confPath)
 
 void ReadConfigFile(const std::string& confPath)
 {
-    boost::filesystem::ifstream streamConfig(GetConfigFile(confPath));
+    fs::ifstream streamConfig(GetConfigFile(confPath));
     if (!streamConfig.good())
         return; // No bitcoin.conf file is OK
 
@@ -623,14 +618,14 @@ void ReadConfigFile(const std::string& confPath)
 }
 
 #ifndef WIN32
-boost::filesystem::path GetPidFile()
+fs::path GetPidFile()
 {
-    boost::filesystem::path pathPidFile(GetArg("-pid", BITCOIN_PID_FILENAME));
+    fs::path pathPidFile(GetArg("-pid", BITCOIN_PID_FILENAME));
     if (!pathPidFile.is_complete()) pathPidFile = GetDataDir() / pathPidFile;
     return pathPidFile;
 }
 
-void CreatePidFile(const boost::filesystem::path &path, pid_t pid)
+void CreatePidFile(const fs::path &path, pid_t pid)
 {
     FILE* file = fopen(path.string().c_str(), "w");
     if (file)
@@ -641,7 +636,7 @@ void CreatePidFile(const boost::filesystem::path &path, pid_t pid)
 }
 #endif
 
-bool RenameOver(boost::filesystem::path src, boost::filesystem::path dest)
+bool RenameOver(fs::path src, fs::path dest)
 {
 #ifdef WIN32
     return MoveFileExA(src.string().c_str(), dest.string().c_str(),
@@ -657,13 +652,13 @@ bool RenameOver(boost::filesystem::path src, boost::filesystem::path dest)
  * Specifically handles case where path p exists, but it wasn't possible for the user to
  * write to the parent directory.
  */
-bool TryCreateDirectory(const boost::filesystem::path& p)
+bool TryCreateDirectory(const fs::path& p)
 {
     try
     {
-        return boost::filesystem::create_directory(p);
-    } catch (const boost::filesystem::filesystem_error&) {
-        if (!boost::filesystem::exists(p) || !boost::filesystem::is_directory(p))
+        return fs::create_directory(p);
+    } catch (const fs::filesystem_error&) {
+        if (!fs::exists(p) || !fs::is_directory(p))
             throw;
     }
 
@@ -770,11 +765,11 @@ void ShrinkDebugFile()
     // Amount of debug.log to save at end when shrinking (must fit in memory)
     constexpr size_t RECENT_DEBUG_HISTORY_SIZE = 10 * 1000000;
     // Scroll debug.log if it's getting too big
-    boost::filesystem::path pathLog = GetDataDir() / "debug.log";
+    fs::path pathLog = GetDataDir() / "debug.log";
     FILE* file = fopen(pathLog.string().c_str(), "r");
     // If debug.log file is more than 10% bigger the RECENT_DEBUG_HISTORY_SIZE
     // trim it down by saving only the last RECENT_DEBUG_HISTORY_SIZE bytes
-    if (file && boost::filesystem::file_size(pathLog) > 11 * (RECENT_DEBUG_HISTORY_SIZE / 10))
+    if (file && fs::file_size(pathLog) > 11 * (RECENT_DEBUG_HISTORY_SIZE / 10))
     {
         // Restart the file with some of the end
         std::vector<char> vch(RECENT_DEBUG_HISTORY_SIZE, 0);
@@ -794,10 +789,8 @@ void ShrinkDebugFile()
 }
 
 #ifdef WIN32
-boost::filesystem::path GetSpecialFolderPath(int nFolder, bool fCreate)
+fs::path GetSpecialFolderPath(int nFolder, bool fCreate)
 {
-    namespace fs = boost::filesystem;
-
     char pszPath[MAX_PATH] = "";
 
     if(SHGetSpecialFolderPathA(NULL, pszPath, nFolder, fCreate))
@@ -857,9 +850,9 @@ void SetupEnvironment()
     // The path locale is lazy initialized and to avoid deinitialization errors
     // in multithreading environments, it is set explicitly by the main thread.
     // A dummy locale is used to extract the internal default locale, used by
-    // boost::filesystem::path, which is then used to explicitly imbue the path.
-    std::locale loc = boost::filesystem::path::imbue(std::locale::classic());
-    boost::filesystem::path::imbue(loc);
+    // fs::path, which is then used to explicitly imbue the path.
+    std::locale loc = fs::path::imbue(std::locale::classic());
+    fs::path::imbue(loc);
 }
 
 bool SetupNetworking()
diff --git a/src/util.h b/src/util.h
index 6f0693053..81613081d 100644
--- a/src/util.h
+++ b/src/util.h
@@ -16,6 +16,7 @@
 #endif
 
 #include "compat.h"
+#include "fs.h"
 #include "tinyformat.h"
 #include "utiltime.h"
 
@@ -26,7 +27,6 @@
 #include <string>
 #include <vector>
 
-#include <boost/filesystem/path.hpp>
 #include <boost/signals2/signal.hpp>
 #include <boost/thread/exceptions.hpp>
 
@@ -97,20 +97,20 @@ void FileCommit(FILE *file);
 bool TruncateFile(FILE *file, unsigned int length);
 int RaiseFileDescriptorLimit(int nMinFD);
 void AllocateFileRange(FILE *file, unsigned int offset, unsigned int length);
-bool RenameOver(boost::filesystem::path src, boost::filesystem::path dest);
-bool TryCreateDirectory(const boost::filesystem::path& p);
-boost::filesystem::path GetDefaultDataDir();
-const boost::filesystem::path &GetDataDir(bool fNetSpecific = true);
-const boost::filesystem::path &GetBackupDir();
+bool RenameOver(fs::path src, fs::path dest);
+bool TryCreateDirectory(const fs::path& p);
+fs::path GetDefaultDataDir();
+const fs::path &GetDataDir(bool fNetSpecific = true);
+const fs::path &GetBackupDir();
 void ClearDatadirCache();
-boost::filesystem::path GetConfigFile(const std::string& confPath);
+fs::path GetConfigFile(const std::string& confPath);
 #ifndef WIN32
-boost::filesystem::path GetPidFile();
-void CreatePidFile(const boost::filesystem::path &path, pid_t pid);
+fs::path GetPidFile();
+void CreatePidFile(const fs::path &path, pid_t pid);
 #endif
 void ReadConfigFile(const std::string& confPath);
 #ifdef WIN32
-boost::filesystem::path GetSpecialFolderPath(int nFolder, bool fCreate = true);
+fs::path GetSpecialFolderPath(int nFolder, bool fCreate = true);
 #endif
 void OpenDebugLog();
 void ShrinkDebugFile();
diff --git a/src/validation.cpp b/src/validation.cpp
index d1c238856..26174e548 100644
--- a/src/validation.cpp
+++ b/src/validation.cpp
@@ -15,6 +15,7 @@
 #include "consensus/validation.h"
 #include "dogecoin.h"
 #include "dogecoin-fees.h"
+#include "fs.h"
 #include "hash.h"
 #include "init.h"
 #include "policy/fees.h"
@@ -46,8 +47,6 @@
 #include <boost/algorithm/string/replace.hpp>
 #include <boost/algorithm/string/join.hpp>
 #include <boost/bind/bind.hpp>
-#include <boost/filesystem.hpp>
-#include <boost/filesystem/fstream.hpp>
 #include <boost/math/distributions/poisson.hpp>
 #include <boost/thread.hpp>
 
@@ -3495,8 +3494,8 @@ void UnlinkPrunedFiles(const std::set<int>& setFilesToPrune)
 {
     for (std::set<int>::iterator it = setFilesToPrune.begin(); it != setFilesToPrune.end(); ++it) {
         CDiskBlockPos pos(*it, 0);
-        boost::filesystem::remove(GetBlockPosFilename(pos, "blk"));
-        boost::filesystem::remove(GetBlockPosFilename(pos, "rev"));
+        fs::remove(GetBlockPosFilename(pos, "blk"));
+        fs::remove(GetBlockPosFilename(pos, "rev"));
         LogPrintf("Prune: %s deleted blk/rev (%05u)\n", __func__, *it);
     }
 }
@@ -3580,7 +3579,7 @@ void FindFilesToPrune(std::set<int>& setFilesToPrune, uint64_t nPruneAfterHeight
 
 bool CheckDiskSpace(uint64_t nAdditionalBytes)
 {
-    uint64_t nFreeBytesAvailable = boost::filesystem::space(GetDataDir()).available;
+    uint64_t nFreeBytesAvailable = fs::space(GetDataDir()).available;
 
     // Check for nMinDiskSpace bytes (currently 50MB)
     if (nFreeBytesAvailable < nMinDiskSpace + nAdditionalBytes)
@@ -3593,8 +3592,8 @@ FILE* OpenDiskFile(const CDiskBlockPos &pos, const char *prefix, bool fReadOnly)
 {
     if (pos.IsNull())
         return NULL;
-    boost::filesystem::path path = GetBlockPosFilename(pos, prefix);
-    boost::filesystem::create_directories(path.parent_path());
+    fs::path path = GetBlockPosFilename(pos, prefix);
+    fs::create_directories(path.parent_path());
     FILE* file = fopen(path.string().c_str(), "rb+");
     if (!file && !fReadOnly)
         file = fopen(path.string().c_str(), "wb+");
@@ -3620,7 +3619,7 @@ FILE* OpenUndoFile(const CDiskBlockPos &pos, bool fReadOnly) {
     return OpenDiskFile(pos, "rev", fReadOnly);
 }
 
-boost::filesystem::path GetBlockPosFilename(const CDiskBlockPos &pos, const char *prefix)
+fs::path GetBlockPosFilename(const CDiskBlockPos &pos, const char *prefix)
 {
     return GetDataDir() / "blocks" / strprintf("%s%05u.dat", prefix, pos.nFile);
 }
diff --git a/src/validation.h b/src/validation.h
index 5380badaa..3ea29a0b9 100644
--- a/src/validation.h
+++ b/src/validation.h
@@ -14,6 +14,7 @@
 #include "amount.h"
 #include "chain.h"
 #include "coins.h"
+#include "fs.h"
 #include "policy/policy.h" // For RECOMMENDED_MIN_TX_FEE
 #include "protocol.h" // For CMessageHeader::MessageStartChars
 #include "script/script_error.h"
@@ -32,7 +33,6 @@
 #include <atomic>
 
 #include <boost/unordered_map.hpp>
-#include <boost/filesystem/path.hpp>
 
 class CBlockIndex;
 class CBlockTreeDB;
@@ -263,7 +263,7 @@ FILE* OpenBlockFile(const CDiskBlockPos &pos, bool fReadOnly = false);
 /** Open an undo file (rev?????.dat) */
 FILE* OpenUndoFile(const CDiskBlockPos &pos, bool fReadOnly = false);
 /** Translation to a filesystem path */
-boost::filesystem::path GetBlockPosFilename(const CDiskBlockPos &pos, const char *prefix);
+fs::path GetBlockPosFilename(const CDiskBlockPos &pos, const char *prefix);
 /** Import blocks from an external file */
 bool LoadExternalBlockFile(const CChainParams& chainparams, FILE* fileIn, CDiskBlockPos *dbp = NULL);
 /** Initialize a new block tree database + block data on disk */
diff --git a/src/wallet/db.cpp b/src/wallet/db.cpp
index 7d1b429b3..213364ee5 100644
--- a/src/wallet/db.cpp
+++ b/src/wallet/db.cpp
@@ -6,6 +6,7 @@
 #include "db.h"
 
 #include "addrman.h"
+#include "fs.h"
 #include "hash.h"
 #include "protocol.h"
 #include "util.h"
@@ -17,7 +18,6 @@
 #include <sys/stat.h>
 #endif
 
-#include <boost/filesystem.hpp>
 #include <boost/thread.hpp>
 #include <boost/version.hpp>
 
@@ -68,7 +68,7 @@ void CDBEnv::Close()
     EnvShutdown();
 }
 
-bool CDBEnv::Open(const boost::filesystem::path& pathIn)
+bool CDBEnv::Open(const fs::path& pathIn)
 {
     if (fDbEnvInit)
         return true;
@@ -76,9 +76,9 @@ bool CDBEnv::Open(const boost::filesystem::path& pathIn)
     boost::this_thread::interruption_point();
 
     strPath = pathIn.string();
-    boost::filesystem::path pathLogDir = pathIn / "database";
+    fs::path pathLogDir = pathIn / "database";
     TryCreateDirectory(pathLogDir);
-    boost::filesystem::path pathErrorFile = pathIn / "db.log";
+    fs::path pathErrorFile = pathIn / "db.log";
     LogPrintf("CDBEnv::Open: LogDir=%s ErrorFile=%s\n", pathLogDir.string(), pathErrorFile.string());
 
     unsigned int nEnvFlags = 0;
@@ -468,7 +468,7 @@ void CDBEnv::Flush(bool fShutdown)
                 dbenv->log_archive(&listp, DB_ARCH_REMOVE);
                 Close();
                 if (!fMockDb)
-                    boost::filesystem::remove_all(boost::filesystem::path(strPath) / "database");
+                    fs::remove_all(fs::path(strPath) / "database");
             }
         }
     }
diff --git a/src/wallet/db.h b/src/wallet/db.h
index ea5620032..944725d94 100644
--- a/src/wallet/db.h
+++ b/src/wallet/db.h
@@ -7,6 +7,7 @@
 #define BITCOIN_WALLET_DB_H
 
 #include "clientversion.h"
+#include "fs.h"
 #include "serialize.h"
 #include "streams.h"
 #include "sync.h"
@@ -16,8 +17,6 @@
 #include <string>
 #include <vector>
 
-#include <boost/filesystem/path.hpp>
-
 #include <db_cxx.h>
 
 static const unsigned int DEFAULT_WALLET_DBLOGSIZE = 100;
@@ -67,7 +66,7 @@ public:
     typedef std::pair<std::vector<unsigned char>, std::vector<unsigned char> > KeyValPair;
     bool Salvage(const std::string& strFile, bool fAggressive, std::vector<KeyValPair>& vResult);
 
-    bool Open(const boost::filesystem::path& path);
+    bool Open(const fs::path& path);
     void Close();
     void Flush(bool fShutdown);
     void CheckpointLSN(const std::string& strFile);
diff --git a/src/wallet/rpcdump.cpp b/src/wallet/rpcdump.cpp
index 6c1783f03..f51665c7d 100644
--- a/src/wallet/rpcdump.cpp
+++ b/src/wallet/rpcdump.cpp
@@ -5,6 +5,7 @@
 
 #include "base58.h"
 #include "chain.h"
+#include "fs.h"
 #include "rpc/server.h"
 #include "init.h"
 #include "validation.h"
@@ -23,8 +24,6 @@
 
 #include <boost/algorithm/string.hpp>
 #include <boost/date_time/posix_time/posix_time.hpp>
-#include <boost/filesystem.hpp>
-#include <boost/filesystem/path.hpp>
 
 #include <univalue.h>
 
@@ -610,9 +609,9 @@ UniValue dumpwallet(const JSONRPCRequest& request)
     ofstream file;
 
     string userFilename = request.params[0].get_str();
-    boost::filesystem::path path = GetBackupDirFromInput(userFilename);
+    fs::path path = GetBackupDirFromInput(userFilename);
 
-    if (boost::filesystem::exists(path))
+    if (fs::exists(path))
         throw JSONRPCError(RPC_INVALID_PARAMETER, "Wallet dump file already exists; not overwriting");
 
     file.open(path.string());
diff --git a/src/wallet/rpcutil.cpp b/src/wallet/rpcutil.cpp
index 13b3435e2..7fb5d9b1d 100644
--- a/src/wallet/rpcutil.cpp
+++ b/src/wallet/rpcutil.cpp
@@ -4,13 +4,15 @@
 
 #include "wallet/rpcutil.h"
 
-boost::filesystem::path GetBackupDirFromInput(std::string strUserFilename)
+#include "fs.h"
+
+fs::path GetBackupDirFromInput(std::string strUserFilename)
 {
-    const boost::filesystem::path backupDir = GetBackupDir();
+    const fs::path backupDir = GetBackupDir();
 
     if (strUserFilename != "") {
-        boost::filesystem::path p(strUserFilename);
-        boost::filesystem::path filename = p.filename();
+        fs::path p(strUserFilename);
+        fs::path filename = p.filename();
 
         if (!filename.empty())
             return backupDir / filename;
diff --git a/src/wallet/rpcutil.h b/src/wallet/rpcutil.h
index fca7b5c6c..b62319398 100644
--- a/src/wallet/rpcutil.h
+++ b/src/wallet/rpcutil.h
@@ -7,9 +7,10 @@
  */
 #ifndef DOGECOIN_WALLET_UTIL_H
 #define DOGECOIN_WALLET_UTIL_H
-#include <boost/filesystem/path.hpp>
+
+#include "fs.h"
 #include "util.h"
 
-boost::filesystem::path GetBackupDirFromInput(std::string strUserFilename);
+fs::path GetBackupDirFromInput(std::string strUserFilename);
 
 #endif // DOGECOIN_WALLET_UTIL_H
diff --git a/src/wallet/rpcwallet.cpp b/src/wallet/rpcwallet.cpp
index 0d3c62564..28d6df016 100644
--- a/src/wallet/rpcwallet.cpp
+++ b/src/wallet/rpcwallet.cpp
@@ -2084,9 +2084,9 @@ UniValue backupwallet(const JSONRPCRequest& request)
     LOCK2(cs_main, pwalletMain->cs_wallet);
 
     string userFilename = request.params[0].get_str();
-    boost::filesystem::path path = GetBackupDirFromInput(userFilename);
+    fs::path path = GetBackupDirFromInput(userFilename);
 
-    if (boost::filesystem::exists(path))
+    if (fs::exists(path))
         throw JSONRPCError(RPC_INVALID_PARAMETER, "Wallet dump file already exists; not overwriting");
 
     if (!pwalletMain->BackupWallet(path.string()))
diff --git a/src/wallet/wallet.cpp b/src/wallet/wallet.cpp
index c4f169ffa..7b38882e6 100644
--- a/src/wallet/wallet.cpp
+++ b/src/wallet/wallet.cpp
@@ -11,6 +11,7 @@
 #include "chain.h"
 #include "dogecoin.h"
 #include "dogecoin-fees.h"
+#include "fs.h"
 #include "wallet/coincontrol.h"
 #include "consensus/consensus.h"
 #include "consensus/validation.h"
@@ -32,7 +33,6 @@
 #include <assert.h>
 
 #include <boost/algorithm/string/replace.hpp>
-#include <boost/filesystem.hpp>
 #include <boost/lexical_cast.hpp>
 #include <boost/thread.hpp>
 
@@ -459,18 +459,18 @@ bool CWallet::Verify()
     uiInterface.InitMessage(_("Verifying wallet..."));
 
     // Wallet file must be a plain filename without a directory
-    if (walletFile != boost::filesystem::basename(walletFile) + boost::filesystem::extension(walletFile))
+    if (walletFile != fs::basename(walletFile) + fs::extension(walletFile))
         return InitError(strprintf(_("Wallet %s resides outside data directory %s"), walletFile, GetDataDir().string()));
 
     if (!bitdb.Open(GetDataDir()))
     {
         // try moving the database env out of the way
-        boost::filesystem::path pathDatabase = GetDataDir() / "database";
-        boost::filesystem::path pathDatabaseBak = GetDataDir() / strprintf("database.%d.bak", GetTime());
+        fs::path pathDatabase = GetDataDir() / "database";
+        fs::path pathDatabaseBak = GetDataDir() / strprintf("database.%d.bak", GetTime());
         try {
-            boost::filesystem::rename(pathDatabase, pathDatabaseBak);
+            fs::rename(pathDatabase, pathDatabaseBak);
             LogPrintf("Moved old %s to %s. Retrying.\n", pathDatabase.string(), pathDatabaseBak.string());
-        } catch (const boost::filesystem::filesystem_error&) {
+        } catch (const fs::filesystem_error&) {
             // failure is ok (well, not really, but it's not worse than what we started with)
         }
 
@@ -488,7 +488,7 @@ bool CWallet::Verify()
             return false;
     }
 
-    if (boost::filesystem::exists(GetDataDir() / walletFile))
+    if (fs::exists(GetDataDir() / walletFile))
     {
         CDBEnv::VerifyResult r = bitdb.Verify(walletFile, CWalletDB::Recover);
         if (r == CDBEnv::RECOVER_OK)
@@ -4007,25 +4007,25 @@ bool CWallet::BackupWallet(const std::string& strDest)
                 bitdb.mapFileUseCount.erase(strWalletFile);
 
                 // Copy wallet file
-                boost::filesystem::path pathSrc = GetDataDir() / strWalletFile;
-                boost::filesystem::path pathDest(strDest);
-                if (boost::filesystem::is_directory(pathDest))
+                fs::path pathSrc = GetDataDir() / strWalletFile;
+                fs::path pathDest(strDest);
+                if (fs::is_directory(pathDest))
                     pathDest /= strWalletFile;
 
                 try {
-                    if (boost::filesystem::equivalent(pathSrc, pathDest)) {
+                    if (fs::equivalent(pathSrc, pathDest)) {
                         LogPrintf("cannot backup to wallet source file %s\n", pathDest.string());
                         return false;
                     }
 
 #if BOOST_VERSION >= 104000
-                    boost::filesystem::copy_file(pathSrc, pathDest, boost::filesystem::copy_option::overwrite_if_exists);
+                    fs::copy_file(pathSrc, pathDest, fs::copy_option::overwrite_if_exists);
 #else
-                    boost::filesystem::copy_file(pathSrc, pathDest);
+                    fs::copy_file(pathSrc, pathDest);
 #endif
                     LogPrintf("copied %s to %s\n", strWalletFile, pathDest.string());
                     return true;
-                } catch (const boost::filesystem::filesystem_error& e) {
+                } catch (const fs::filesystem_error& e) {
                     LogPrintf("error copying %s to %s - %s\n", strWalletFile, pathDest.string(), e.what());
                     return false;
                 }
diff --git a/src/wallet/walletdb.cpp b/src/wallet/walletdb.cpp
index 83e212474..b2e10180d 100644
--- a/src/wallet/walletdb.cpp
+++ b/src/wallet/walletdb.cpp
@@ -18,7 +18,6 @@
 #include <atomic>
 
 #include <boost/version.hpp>
-#include <boost/filesystem.hpp>
 #include <boost/foreach.hpp>
 #include <boost/thread.hpp>