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Bitcoin Core

The Bitcoin network's reference node and wallet implementation.

BitcoinSupply chainNormal
Repository coverage

2889 commits in the local evidence base

Every captured commit receives deterministic security triage and a separate communication-quality score. Security candidates and broader second-pass signals receive full-patch Ollama analysis.

253security candidates604second-pass queue1464AI analyses
208commits · 30 days
502commits · 60 days
1528commits · 180 days
2883commits · 365 days
Backfill bands
Aug 5 → Feb 61351 seen45 candidatesComplete
Feb 6 → Jun 61033 seen63 candidatesComplete
Jun 6 → Jul 6281 seen11 candidatesComplete
Jul 6 → Aug 5207 seen5 candidatesComplete
Commit communication

Does the history explain itself?

Message quality measures whether a commit identifies its scope, purpose, rationale, testing, and supporting references. It does not change the security-severity score.

70/100 average clarity
927Strong · 80–100
1188Adequate · 60–79
686Thin · 40–59
88Opaque · 0–39
6security candidates with opaque commit messaging
Read the scoring rubric →
Developer activity

Who is changing the project?

Public Git author strings; identities are not independently verified.

DeveloperCommitsCandidatesAnalyzedHigh riskMessage avg.
Antoine Poinsot22415170
Ava Chow15750133064
MarcoFalke40921151074
Lőrinc17721105081
fanquake22719105057
Hennadii Stepanov2091491063
rkrux57950074
Sjors Provoost89850074
Sebastian Falbesoner33718073
David Gumberg55646072
Pieter Wuille95520066
Hodlinator66529076
Analysis record

Published AI watches

Last scanned 58 minutes ago

Informational 15 AI analysisMessage 93 · Strong
BC Bitcoin CoreBitcoin Core BitcoinSupply chain

Merge bitcoin/bitcoin#35895: refactor: Enable clang-tidy rule to reject anon namespace in header

This is a code cleanup change that turns on a static-analysis rule to prevent a specific C++ coding pattern (anonymous namespaces in header files) and updates two headers to comply. It does not change how Bitcoin Core behaves at runtime an…

No security-relevant code changeNo memory safety, cryptography, consensus, or network changesTooling-only refactor (clang-tidy configuration)
c4fbd3c7by merge-script+9−123 files
No security note in commit
Informational 15 AI analysisMessage 100 · Strong
BC Bitcoin CoreBitcoin Core BitcoinSupply chain

Merge bitcoin/bitcoin#35630: test: Add importdescriptors rpc error test coverage

This commit only adds new test cases to Bitcoin Core's functional test suite. It does not change any production wallet, node, or RPC code. The tests verify that the importdescriptors RPC reports errors in the right order, rejects bad times…

465196d0by merge-script+77−11 file
No security note in commit
Informational 15 AI analysisMessage 81 · Strong
BC Bitcoin CoreBitcoin Core BitcoinSupply chain

Merge bitcoin/bitcoin#35180: coins: group private cache helpers

This change is purely a code cleanup: it moves two internal helper functions of a Bitcoin Core cache class into the private section of the class and removes a duplicate 'private:' label. There is no change to what the code does, no bug fix…

c940fd75by merge-script+13−141 file
No security note in commit
Low 29 AI analysisMessage 81 · Strong
BC Bitcoin CoreBitcoin Core BitcoinSupply chain

Merge bitcoin/bitcoin#35582: rpc: reject null for optional parameters

This Bitcoin Core change tightens how three RPC commands (scantxoutset, scanblocks, deriveaddresses) handle the value null when it is passed for optional parameters. Previously, explicitly passing null could be treated differently from sim…

RPC parameter validation changeNull value handling changeAddition of explicit error checks for missing required contextual parameters
3db96eb5by merge-script+18−75 files
No security note in commit
Informational 15 AI analysisMessage 57 · Thin
BC Bitcoin CoreBitcoin Core BitcoinSupply chain

refactor: Enable misc-definitions-in-headers

This commit is a code cleanup: it turns on a clang-tidy style check called 'misc-definitions-in-headers' and suppresses that check around a large inline implementation block in a benchmark header. There is no change to Bitcoin's runtime be…

fa93132dby MarcoFalke+3−02 files
No security note in commit
Informational 15 AI analysisMessage 85 · Strong
BC Bitcoin CoreBitcoin Core BitcoinSupply chain

refactor: Enable clang-tidy rule to reject anon namespace in header

This commit only changes a linting configuration file for the project's code style checker. It enables a rule that prevents anonymous namespaces from being used in header files, which is a code-quality and build-hygiene practice. There is …

No security-relevant signals in the diff or commit message.Change is purely a static-analysis/linting configuration update.
fa5ca877by MarcoFalke+2−11 file
No security note in commit
Informational 15 AI analysisMessage 62 · Adequate
BC Bitcoin CoreBitcoin Core BitcoinSupply chain

refactor: Use C++20 std::identity over IntIdentity

This commit is a straightforward code cleanup: it replaces a small custom helper named IntIdentity with the standard C++20 std::identity from the <functional> header. The behavior of the ConvertBits function is unchanged; only the implemen…

fafe5042by MarcoFalke+4−111 file
No security note in commit
Informational 15 AI analysisMessage 87 · Strong
BC Bitcoin CoreBitcoin Core BitcoinSupply chain

test: test the result order of a multiple import request is correct

This commit only adds a new automated test to Bitcoin Core. It checks that when a user asks the wallet to import multiple descriptors at once, the list of results comes back in the same order as the original request, including any error me…

3ac8b806by Pol Espinasa+40−01 file
No security note in commit
Informational 15 AI analysisMessage 87 · Strong
BC Bitcoin CoreBitcoin Core BitcoinSupply chain

test: test invalid or missing timestamp throws importdescriptors

This commit only adds new automated tests for the Bitcoin Core wallet's importdescriptors RPC. It checks that the command correctly rejects requests with a missing or invalid timestamp. No production wallet code is changed, so this cannot …

No changes to consensus, networking, wallet logic, or cryptographyOnly functional test code is modifiedAdded assertions are for expected error handling paths
e4732bf0by Pol Espinasa+28−11 file
No security note in commit
Informational 15 AI analysisMessage 80 · Strong
BC Bitcoin CoreBitcoin Core BitcoinSupply chain

refactor: Remove unused #include in common/system

This is a minor code cleanup that removes one unused header file include and swaps another for a more specific one. It does not change any program behavior or fix any security issue.

fa7304f3by MarcoFalke+1−22 files
No security note in commit
Informational 15 AI analysisMessage 50 · Thin
BC Bitcoin CoreBitcoin Core BitcoinSupply chain

iwyu: Fix warnings in `src/consensus` and treat them as errors

This commit is a routine code cleanup: it adjusts which C++ header files are included in several consensus-related source files and turns on a stricter compiler hygiene check (Include What You Use, or IWYU) for the src/consensus directory.…

13b53f8bby Hennadii Stepanov+42−79 files
No security note in commit
Informational 15 AI analysisMessage 55 · Thin
BC Bitcoin CoreBitcoin Core BitcoinSupply chain

fuzz: don't connman.ReceiveMsgFrom oversized msg

This is a small fix to a Bitcoin Core fuzz test (an automated internal testing harness), not to the live network code. The fuzzer was sometimes creating fake P2P messages larger than the real protocol allows and passing them into a test he…

Test-only fuzz harness hardeningOversized message guard added before ReceiveMsgFrom() in fuzz targetNo change to production P2P message acceptance logic
bb19f1daby Greg Sanders+5−01 file
No security note in commit
Informational 15 AI analysisMessage 97 · Strong
BC Bitcoin CoreBitcoin Core BitcoinSupply chain

ci: Temporarily remove riscv32 config from GHA matrix

This commit simply removes one failing test configuration (RISC-V 32-bit bare metal) from the project's GitHub Actions CI matrix because it was failing. It is a routine CI maintenance change with no security implications.

fa06ea42by MarcoFalke+0−61 file
No security note in commit
Low 47 AI analysisMessage 90 · Strong
BC Bitcoin CoreBitcoin Core BitcoinSupply chain

ci: verify cross-build SDK archives

This change adds checksum verification to the build system's downloads of Apple, FreeBSD, NetBSD, and OpenBSD software development kits (SDKs). Before this patch, those SDK archives were downloaded at build time and extracted without confi…

Adds cryptographic digest verification for downloaded SDK archivesRemoves unchecked extraction of remote SDK archives in CIHardens CI supply chain for macOS/BSD cross-builds
873550beby Lőrinc+25−126 files
Vendor flagged security relevance
Informational 15 AI analysisMessage 80 · Strong
BC Bitcoin CoreBitcoin Core BitcoinSupply chain

ci: update NetBSD cross-build SDK

This is a routine maintenance update to Bitcoin Core's continuous integration (CI) system. It changes the version number of the NetBSD operating system used for cross-compilation testing from a release candidate (11.0_RC6) to the final rel…

2c87337eby Lőrinc+1−11 file
No security note in commit
Informational 15 AI analysisMessage 72 · Adequate
BC Bitcoin CoreBitcoin Core BitcoinSupply chain

test: require `TryGetTotalRam()` detection

This commit only changes a test file and build configuration. It removes the option to skip a test when the system cannot detect total RAM, and instead requires the RAM detection to succeed. It does not change any production wallet, networ…

6a2de55aby Lőrinc+3−112 files
No security note in commit
Informational 15 AI analysisMessage 68 · Adequate
BC Bitcoin CoreBitcoin Core BitcoinSupply chain

scripted-diff: use `MIN_DBCACHE_BYTES`

This commit is a simple automated rename of a constant from MIN_DB_CACHE to MIN_DBCACHE_BYTES across five files. The value stays the same (4 MiB), and no behavior changes. It is a code-cleanup/refactoring change with no security relevance.

7cfa21d6by Lőrinc+5−55 files
No security note in commit
Informational 20 AI analysisMessage 68 · Adequate
BC Bitcoin CoreBitcoin Core BitcoinSupply chain

kernel: allow setting chainstate `dbcache`

This commit adds a new public API knob to the Bitcoin Core 'libbitcoinkernel' library so that programs using the kernel can choose how much memory to use for the chainstate database cache. It also enforces minimum and maximum size limits. …

New configurable cache-size API with explicit min/max validationReplaces hard-coded DEFAULT_KERNEL_CACHE with caller-supplied valueAdds unit tests for out-of-range rejection and 32-bit upper-bound rejection
8bd9f460by Lőrinc+41−14 files
No security note in commit
Informational 15 AI analysisMessage 68 · Adequate
BC Bitcoin CoreBitcoin Core BitcoinSupply chain

kernel, node: colocate dbcache bounds

This commit is a small code cleanup: it moves two constants that define the minimum and maximum size of the database cache (dbcache) into a shared kernel header so that both the node and kernel code use the same limits. There is no change …

8aa21e11by Lőrinc+7−74 files
No security note in commit
Informational 15 AI analysisMessage 62 · Adequate
BC Bitcoin CoreBitcoin Core BitcoinSupply chain

node, qt: inline `DEFAULT_DB_CACHE`

This is a small code cleanup change in Bitcoin Core. It removes a misleading alias named DEFAULT_DB_CACHE and replaces it with the underlying name DEFAULT_KERNEL_CACHE in a few places. The behavior of the program is unchanged; only the nam…

cd086c16by Lőrinc+5−74 files
No security note in commit
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AI review queuedFix typosby Hennadii Stepanov · a0eaa449 · Aug 7, 2025 · 4 filesMessage 0 · OpaqueInformational 15Details
Commit message · Hennadii Stepanov

Fix typos

0/100 · OpaqueMessage clarity
! Very short subject! Too few words to establish purpose! No meaningful explanatory body
Why it was queued
signing or wallet pathsecond-pass: opaque commit messagesecond-pass: security-sensitive path
AI analysis · Informational 15/100

This commit only fixes grammar mistakes in user-facing error messages and log strings. No code behavior, logic, or security properties are changed.

AI review queuedfix typoby hoffman · 7d60c0eb · Aug 7, 2025 · 1 fileMessage 0 · OpaqueInformational 15Details
Commit message · hoffman

fix typo

0/100 · OpaqueMessage clarity
! Very short subject! Too few words to establish purpose! No meaningful explanatory body
Why it was queued
documentation-only discountsecond-pass: opaque commit message
AI analysis · Informational 15/100

This commit fixes a single typo in a documentation file. It changes '5satvB' to '5sat/vB' in a comment explaining Bitcoin transaction fee policy. There is no code change and no security impact.

AI review queueddoc: fix typosby fanquake · 49f2f3c8 · Aug 7, 2025 · 2 filesMessage 28 · OpaqueInformational 15Details
Commit message · fanquake

doc: fix typos

28/100 · OpaqueMessage clarity
✓ Subject identifies a change! No meaningful explanatory body
Why it was queued
second-pass: opaque commit message
AI analysis · Informational 15/100

This commit fixes two spelling mistakes in code comments and test documentation. One changes 'possibile' to 'possible' and the other changes 'returned' to 'return'. There are no code behavior changes, no security fixes, and no functional modifications.

AI review queueddoc: fix typosby kilavvy · 96f8673b · Aug 7, 2025 · 1 fileMessage 28 · OpaqueInformational 15Details
Commit message · kilavvy

doc: fix typos

28/100 · OpaqueMessage clarity
✓ Subject identifies a change! No meaningful explanatory body
Why it was queued
documentation-only discountsecond-pass: opaque commit message
AI analysis · Informational 15/100

This commit fixes a spelling mistake in a documentation file. It changes 'expensive_calulation' to 'expensive_calculation' in a code example within a markdown document. There is no code change that affects how the software runs, and no security risk is present.