BITCOIN MAINNETLive explorer status

Explorer Mempool Feed Forum Visualizer Receipts Tools Learn Code

Inside Bitcoin

Opening the selected file…

₿MyBitcoinExplorer

Bitcoin, in focus.
Explore the network. Understand the connections.

Explore Bitcoin with clarity.

READ THE CODE

Inside Bitcoin

The code behind the network, with room to understand it.

Stable release v32.1bitcoin/bitcoin · f0de87f04062 ↗3,020 source files · 47.5 MB stored on the server440 file guides

Release published 2026-10-28 · Snapshot fetched 2026-11-01. Latest stable release at fetch time; development branches and Git history are excluded. Only the selected code window and visible folders load here.

bitcoin / bitcoinstable

Find a file

▤ askpassphrasedialog.ui

▤ coincontroldialog.ui

▤ createwalletdialog.ui

▤ debugwindow.ui

▤ editaddressdialog.ui

▤ helpmessagedialog.ui

▤ psbtoperationsdialog.ui

▤ receivecoinsdialog.ui

▤ receiverequestdialog.ui

▤ sendcoinsdialog.ui

▤ sendcoinsentry.ui

▤ signverifymessagedialog.ui

▤ transactiondescdialog.ui

locale

res

test

▤ addressbookpage.cpp

▤ addressbookpage.h

▤ addresstablemodel.cpp

▤ addresstablemodel.h

▤ askpassphrasedialog.cpp

▤ askpassphrasedialog.h

▤ bitcoinaddressvalidator.cpp

▤ bitcoinaddressvalidator.h

▤ bitcoinamountfield.cpp

▤ bitcoinamountfield.h

▤ coincontroldialog.cpp

▤ coincontroldialog.h

▤ coincontroltreewidget.cpp

▤ coincontroltreewidget.h

▤ createwalletdialog.cpp

▤ createwalletdialog.h

▤ csvmodelwriter.cpp

▤ csvmodelwriter.h

▤ editaddressdialog.cpp

▤ editaddressdialog.h

▤ freespacechecker.cpp

▤ macdockiconhandler.h

▤ macdockiconhandler.mm

▤ macnotificationhandler.h

▤ macnotificationhandler.mm

▤ peertablesortproxy.cpp

▤ peertablesortproxy.h

▤ platformstyle.cpp

▤ platformstyle.h

▤ psbtoperationsdialog.cpp

▤ psbtoperationsdialog.h

▤ qrimagewidget.cpp

▤ qrimagewidget.h

▤ qvalidatedlineedit.cpp

▤ qvalidatedlineedit.h

▤ qvaluecombobox.cpp

▤ qvaluecombobox.h

▤ README.md

▤ receivecoinsdialog.cpp

▤ receivecoinsdialog.h

▤ receiverequestdialog.cpp

▤ receiverequestdialog.h

▤ recentrequeststablemodel.cpp

▤ recentrequeststablemodel.h

▤ rpcconsole.cpp

▤ rpcconsole.h

▤ sendcoinsdialog.cpp

▤ sendcoinsdialog.h

▤ sendcoinsentry.cpp

▤ sendcoinsentry.h

▤ sendcoinsrecipient.h

▤ signverifymessagedialog.cpp

▤ signverifymessagedialog.h

▤ splashscreen.cpp

▤ splashscreen.h

▤ trafficgraphwidget.cpp

▤ trafficgraphwidget.h

▤ transactiondesc.cpp

▤ transactiondesc.h

▤ transactiondescdialog.cpp

▤ transactiondescdialog.h

▤ transactionfilterproxy.cpp

▤ transactionfilterproxy.h

▤ transactionoverviewwidget.cpp

▤ transactionoverviewwidget.h

▤ transactionrecord.cpp

▤ transactionrecord.h

▤ transactiontablemodel.cpp

▤ transactiontablemodel.h

▤ transactionview.cpp

▤ transactionview.h

▤ utilitydialog.cpp

▤ utilitydialog.h

▤ walletcontroller.cpp

▤ walletmodeltransaction.cpp

▤ walletmodeltransaction.h

▤ walletview.cpp

▤ walletview.h

▤ winshutdownmonitor.cpp

▤ winshutdownmonitor.h

▤ arith_uint256.hGuide

▤ bitcoin-chainstate.cpp

▤ bitcoin-cli-res.rc

▤ bitcoin-cli.cppGuide

▤ bitcoin-res.rc

▤ bitcoin-tx-res.rc

▤ bitcoin-tx.cpp

▤ bitcoin-util-res.rc

▤ bitcoin-util.cpp

▤ bitcoin-wallet-res.rc

▤ blockencodings.cppGuide

▤ blockencodings.hGuide

▤ blockfilter.cppGuide

▤ blockfilter.hGuide

▤ chain.cppGuide

▤ chain.h

▤ chainparams.cppGuide

▤ chainparams.hGuide

▤ chainparamsbase.cppGuide

▤ chainparamsbase.hGuide

▤ chainparamsseeds.h

▤ checkqueue.hGuide

▤ clientversion.cppGuide

▤ clientversion.hGuide

▤ cluster_linearize.h

▤ CMakeLists.txt

▤ coins.cppGuide

▤ coins.hGuide

▤ compressor.cppGuide

▤ compressor.hGuide

▤ core_io.cpp

▤ core_io.hGuide

▤ core_memusage.hGuide

▤ cuckoocache.h

▤ dbwrapper.cpp

▤ dbwrapper.hGuide

▤ deploymentinfo.cppGuide

▤ deploymentinfo.hGuide

▤ deploymentstatus.cppGuide

▤ deploymentstatus.hGuide

▤ dummywallet.cppGuide

▤ external_signer.cpp

▤ external_signer.hGuide

▤ merkleblock.cppGuide

▤ merkleblock.hGuide

▤ musig.cpp

▤ musig.hGuide

▤ net_permissions.cppGuide

▤ net_permissions.hGuide

▤ net_processing.cppGuide

▤ netaddress.cppGuide

▤ netmessagemaker.hGuide

▤ noui.cppGuide

▤ noui.hGuide

▤ outputtype.cppGuide

▤ private_broadcast.cpp

▤ private_broadcast.h

▤ semaphore_grant.hGuide

▤ threadsafety.hGuide

▤ tinyformat.h

▤ torcontrol.cppGuide

▤ validation.cppGuide

▤ validation.h

▤ validationinterface.cpp

▤ validationinterface.h

▤ versionbits_impl.hGuide

▤ versionbits.cpp

▤ versionbits.hGuide

▤ walletinitinterface.hGuide

▤ CMakeLists.txtGuide

▤ libbitcoinkernel.pc.in

bitcoin / src / qt / forms / modaloverlay.ui

Download source ↓

12,135 bytes · SHA-256 cc940556c9633fe3… · View upstream ↗

251           </item>
252           <item row="2" column="0">
253            <widget class="QLabel" name="labelSyncDone">
254             <property name="font">
255              <font>
256               <weight>75</weight>
257               <bold>true</bold>
258              </font>
259             </property>
260             <property name="text">
261              <string>Progress</string>
262             </property>
263            </widget>
264           </item>
265           <item row="2" column="1">
266            <layout class="QHBoxLayout" name="horizontalLayoutSync" stretch="0,1">
267             <item>
268              <widget class="QLabel" name="percentageProgress">
269               <property name="text">
270                <string notr="true">~</string>
271               </property>
272              </widget>
273             </item>
274            </layout>
275           </item>
276           <item row="4" column="0">
277            <widget class="QLabel" name="labelProgressIncrease">
278             <property name="font">
279              <font>
280               <weight>75</weight>
281               <bold>true</bold>
282              </font>
283             </property>
284             <property name="text">
285              <string>Progress increase per hour</string>
286             </property>
287            </widget>
288           </item>
289           <item row="4" column="1">
290            <widget class="QLabel" name="progressIncreasePerH">
291             <property name="text">
292              <string>calculating…</string>
293             </property>
294            </widget>
295           </item>
296           <item row="5" column="0">
297            <widget class="QLabel" name="labelEstimatedTimeLeft">
298             <property name="font">
299              <font>
300               <weight>75</weight>
301               <bold>true</bold>
302              </font>
303             </property>
304             <property name="text">
305              <string>Estimated time left until synced</string>
306             </property>
307            </widget>
308           </item>
309           <item row="5" column="1">
310            <widget class="QLabel" name="expectedTimeLeft">
311             <property name="text">
312              <string>calculating…</string>
313             </property>
314            </widget>
315           </item>
316          </layout>
317         </item>
318         <item>
319          <layout class="QHBoxLayout" name="horizontalLayoutButtons">
320           <property name="leftMargin">
321            <number>10</number>
322           </property>
323           <property name="topMargin">
324            <number>10</number>
325           </property>
326           <item>
327            <spacer name="horizontalSpacer">
328             <property name="orientation">
329              <enum>Qt::Horizontal</enum>
330             </property>
331             <property name="sizeHint" stdset="0">
332              <size>
333               <width>40</width>
334               <height>20</height>
335              </size>
336             </property>
337            </spacer>
338           </item>
339           <item>
340            <widget class="QPushButton" name="closeButton">
341             <property name="text">
342              <string>Hide</string>
343             </property>
344             <property name="shortcut">
345              <string>Esc</string>
346             </property>
347             <property name="focusPolicy">
348              <enum>Qt::StrongFocus</enum>
349             </property>
350             <property name="default">
351              <bool>true</bool>
352             </property>
353            </widget>
354           </item>
355          </layout>
356         </item>
357        </layout>
358       </widget>
359      </item>
360     </layout>
361    </widget>
362   </item>
363  </layout>
364 </widget>
365 <resources/>
366 <connections/>
367</ui>
368

A READING COMPANION

Source available. Guide coming next.

This file is included in the stable source snapshot. A file-specific guide has not been published yet.

440 guided files · 2,580 pending. Guides cover key sections, not every line.

cmake/bitcoin-build-config.h.in src/consensus/amount.h src/consensus/consensus.h src/primitives/block.h src/primitives/transaction.h src/crypto/sha256.h src/util/moneystr.h src/clientversion.h src/uint256.h src/script/script.h src/policy/policy.h CMakeLists.txt README.md COPYING src/consensus/tx_check.cpp src/consensus/tx_verify.cpp src/consensus/merkle.cpp src/pow.cpp src/validation.cpp src/script/interpreter.cpp src/script/solver.cpp src/script/sign.cpp src/key_io.cpp src/net.cpp src/net_processing.cpp src/netaddress.cpp src/protocol.h src/wallet/wallet.cpp src/wallet/spend.cpp

← Previous 250 linesCode page 2

src/wallet/receive.cpp

src/wallet/coinselection.cpp

src/consensus/validation.h

src/primitives/transaction.cpp

src/script/descriptor.cpp

src/bitcoin-cli.cpp

src/rpc/blockchain.cpp

src/rpc/rawtransaction.cpp

src/init.cpp

src/crypto/sha256.cpp

src/consensus/merkle.h

src/consensus/tx_check.h

src/consensus/tx_verify.h

src/policy/feerate.h

src/policy/feerate.cpp

src/primitives/transaction_identifier.h

src/chainparamsbase.h

src/chainparamsbase.cpp

src/util/moneystr.cpp

src/crypto/ripemd160.h

src/crypto/sha1.h

src/crypto/sha512.h

src/crypto/hmac_sha256.h

src/crypto/hmac_sha512.h

src/crypto/hmac_sha256.cpp

src/crypto/hmac_sha512.cpp

src/crypto/hkdf_sha256_32.h

src/crypto/hkdf_sha256_32.cpp

src/support/cleanse.h

src/support/cleanse.cpp

src/crypto/siphash.cpp

src/crypto/muhash.h

src/crypto/chacha20.h

src/crypto/poly1305.h

src/crypto/chacha20poly1305.h

src/crypto/chacha20poly1305.cpp

src/util/chaintype.cpp

src/util/obfuscation.h

src/util/byte_units.h

src/util/overflow.h

src/blockencodings.cpp

src/net_permissions.cpp

src/policy/packages.cpp

src/policy/rbf.cpp

src/policy/truc_policy.cpp

src/policy/ephemeral_policy.cpp

src/policy/settings.cpp

src/policy/policy.cpp

src/node/transaction.cpp

src/node/coin.cpp

src/rpc/client.cpp

src/rpc/external_signer.cpp

src/rpc/request.cpp

src/rpc/server_util.cpp

src/rpc/fees.cpp

src/rpc/output_script.cpp

src/rpc/rawtransaction_util.cpp

src/rpc/rawtransaction_util.h

src/rpc/register.h

src/rpc/request.h

src/rpc/server_util.h

src/rpc/protocol.h

src/rpc/server.h

src/rpc/signmessage.cpp

src/rpc/txoutproof.cpp

src/rpc/util.cpp

src/rpc/util.h

src/wallet/rpc/addresses.cpp

src/wallet/rpc/backup.cpp

src/wallet/rpc/coins.cpp

src/wallet/rpc/encrypt.cpp

src/wallet/rpc/signmessage.cpp

src/wallet/rpc/util.cpp

src/wallet/rpc/util.h

src/wallet/coincontrol.cpp

src/wallet/coincontrol.h

src/wallet/context.cpp

src/wallet/context.h

src/wallet/crypter.cpp

src/wallet/crypter.h

src/wallet/db.cpp

src/wallet/export.cpp

src/wallet/external_signer_scriptpubkeyman.cpp

src/wallet/rpc/spend.cpp

src/wallet/rpc/transactions.cpp

src/wallet/rpc/wallet.cpp

src/wallet/feebumper.cpp

src/wallet/feebumper.h

src/index/base.h

src/index/base.cpp

src/index/txindex.h

src/index/txindex.cpp

src/index/txindex_key.h

src/index/txospenderindex.h

src/index/txospenderindex.cpp

src/index/blockfilterindex.h

src/index/blockfilterindex.cpp

src/index/coinstatsindex.h

src/index/coinstatsindex.cpp

src/index/db_key.h

src/index/disktxpos.h

src/kernel/chain.cpp

src/kernel/chain.h

src/kernel/checks.cpp

src/kernel/checks.h

src/kernel/context.cpp

src/kernel/context.h

src/kernel/cs_main.cpp

src/kernel/cs_main.h

src/kernel/disconnected_transactions.cpp

src/kernel/disconnected_transactions.h

src/kernel/mempool_removal_reason.cpp

src/kernel/mempool_removal_reason.h

src/kernel/coinstats.cpp

src/kernel/coinstats.h

src/kernel/chainparams.cpp

src/kernel/chainparams.h

src/wallet/sqlite.cpp

src/wallet/sqlite.h

src/wallet/transaction.cpp

src/wallet/transaction.h

src/wallet/dump.cpp

src/wallet/dump.h

src/wallet/init.cpp

src/wallet/walletutil.cpp

src/wallet/walletutil.h

src/wallet/wallettool.cpp

src/wallet/wallettool.h

src/wallet/export.h

src/wallet/migrate.cpp

src/wallet/migrate.h

src/wallet/db.h

src/wallet/walletdb.cpp

src/wallet/interfaces.cpp

src/wallet/scriptpubkeyman.cpp

src/wallet/scriptpubkeyman.h

src/kernel/bitcoinkernel.cpp

src/kernel/bitcoinkernel.h

src/kernel/bitcoinkernel_wrapper.h

src/node/chainstate.cpp

src/node/chainstate.h

src/node/blockstorage.cpp

src/node/blockstorage.h

src/node/mempool_persist.cpp

src/node/mempool_persist.h

src/node/utxo_snapshot.cpp

src/node/utxo_snapshot.h

src/node/kernel_notifications.cpp

src/node/kernel_notifications.h

src/node/blockmanager_args.cpp

src/kernel/blockmanager_opts.h

src/util/expected.cpp

src/policy/settings.h

src/util/types.h

src/kernel/messagestartchars.h

src/kernel/warning.h

src/util/exception.h

src/common/license_info.h

src/node/coins_view_args.h

src/node/database_args.h

src/util/batchpriority.h

src/util/ui_change_type.h

src/node/coins_view_args.cpp

src/node/peerman_args.h

src/util/serfloat.h

src/node/blockmanager_args.h

src/node/database_args.cpp

src/util/overloaded.h

src/interfaces/types.h

src/node/chainstatemanager_args.h

src/node/minisketchwrapper.h

src/util/macros.h

src/util/syserror.h

src/common/run_command.h

src/util/bytevectorhash.cpp

src/node/mempool_persist_args.cpp

src/util/exec.h

src/util/rbf.h

src/crypto/hex_base.h

src/node/mempool_persist_args.h

src/interfaces/echo.h

src/util/any.h

src/util/batchpriority.cpp

src/util/threadnames.h

src/node/coin.h

src/node/mempool_args.h

src/util/asmap.h

src/util/bytevectorhash.h

src/node/context.cpp

src/util/insert.h

src/util/readwritefile.h

src/node/peerman_args.cpp

src/node/interface_ui.cpp

src/interfaces/handler.h

src/node/mining_args.h

src/util/hasher.cpp

src/common/init.h

src/kernel/mempool_limits.h

src/common/system.h

src/crypto/sha3.h

src/util/threadinterrupt.cpp

src/node/protocol_version.h

src/util/exception.cpp

src/common/messages.h

src/node/connection_types.cpp

src/util/bip32.h

src/common/license_info.cpp

src/util/stdmutex.h

src/common/run_command.cpp

src/util/check.cpp

src/util/golombrice.h

src/node/types.h

src/node/timeoffsets.h

src/util/readwritefile.cpp

src/util/fastrange.h

src/util/signalinterrupt.h

src/util/task_runner.h

src/util/syserror.cpp

src/common/interfaces.cpp

src/common/types.h

src/util/threadinterrupt.h

src/kernel/chainstatemanager_opts.h

src/node/psbt.h

src/policy/ephemeral_policy.h

src/util/trace.h

src/common/url.cpp

src/kernel/mempool_options.h

src/util/serfloat.cpp

src/kernel/notifications_interface.h

src/node/timeoffsets.cpp

src/node/warnings.cpp

src/util/hash_type.h

src/crypto/hex_base.cpp

src/node/eviction.h

src/util/tokenbucket.h

src/crypto/aes.h

src/common/pcp.h

src/util/feefrac.cpp

src/node/transaction.h

src/util/threadnames.cpp

src/common/signmessage.h

src/util/exec.cpp

src/util/signalinterrupt.cpp

src/clientversion.cpp

src/common/signmessage.cpp

src/compat/assumptions.h

src/compat/byteswap.h

src/deploymentinfo.cpp

src/deploymentinfo.h

src/deploymentstatus.cpp

src/deploymentstatus.h

src/dummywallet.cpp

src/external_signer.h

src/init/bitcoin-gui.cpp

src/init/bitcoin-node.cpp

src/init/bitcoin-qt.cpp

src/init/bitcoin-wallet.cpp

src/init/bitcoind.cpp

src/init/common.h

src/interfaces/init.h

src/interfaces/ipc.h

src/key_io.h

src/logging/categories.h

src/logging/timer.h

src/mapport.h

src/musig.h

src/net_permissions.h

src/netgroup.h

src/netmessagemaker.h

src/node/chainstatemanager_args.cpp

src/node/connection_types.h

src/node/context.h

src/node/interface_ui.h

src/node/mempool_args.cpp

src/node/mining_args.cpp

src/node/minisketchwrapper.cpp

src/node/txreconciliation.h

src/policy/fees/estimator_args.cpp

src/policy/fees/estimator_args.h

src/policy/fees/estimator_man.cpp

src/policy/fees/estimator_man.h

src/policy/packages.h

src/policy/rbf.h

src/policy/truc_policy.h

src/pow.h

src/primitives/block.cpp

src/randomenv.h

src/rest.h

src/script/keyorigin.h

src/script/parsing.cpp

src/script/parsing.h

src/script/script_error.h

src/script/sigcache.cpp

src/script/sigcache.h

src/script/solver.h

src/script/verify_flags.h

src/semaphore_grant.h

src/signet.h

src/span.h

src/support/allocators/secure.h

src/support/allocators/zeroafterfree.h

src/util/tokenpipe.cpp

src/util/translation.h

src/util/vector.h

src/versionbits.h

src/versionbits_impl.h

src/wallet/external_signer_scriptpubkeyman.h

src/wallet/fees.h

src/wallet/load.h

src/wallet/receive.h

src/wallet/rpc/wallet.h

src/wallet/types.h

src/walletinitinterface.h

src/zmq/zmqabstractnotifier.cpp

Independent explanations by MyBitcoinExplorer. Not affiliated with or endorsed by Bitcoin Core. Guides are educational and do not replace the source or its tests.

Bitcoin Core source © its contributors, distributed under the MIT license. Original notices and bundled third-party licenses are retained in the source tree.