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@trailofbits

Trail of Bits

More code: binary lifters @lifting-bits, blockchain @crytic, forks @trail-of-forks
The Trail of Bits logo

Since 2012, Trail of Bits has helped secure some of the world's most targeted organizations and devices.

We combine high-end security research with a real-world attacker mentality to reduce risk and fortify code.

Some of our work:


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  1. publications publications Public

    Publications from Trail of Bits

    Python 1.7k 211

  2. skills skills Public

    Trail of Bits Claude Code skills for security research, vulnerability detection, and audit workflows

    Python 1.6k 127

  3. fickling fickling Public

    A Python pickling decompiler and static analyzer

    Python 597 66

  4. vscode-weaudit vscode-weaudit Public

    Create code bookmarks and code highlights with a click.

    TypeScript 226 27

  5. semgrep-rules semgrep-rules Public

    Semgrep queries developed by Trail of Bits.

    Go 467 46

  6. codeql-queries codeql-queries Public

    CodeQL queries developed by Trail of Bits

    CodeQL 140 7

Repositories

Showing 10 of 251 repositories
  • slither-mcp Public

    MCP server for Slither static analysis of Solidity smart contracts

    trailofbits/slither-mcp’s past year of commit activity
    Python 56 AGPL-3.0 5 0 0 Updated Jan 21, 2026
  • skills Public

    Trail of Bits Claude Code skills for security research, vulnerability detection, and audit workflows

    trailofbits/skills’s past year of commit activity
    Python 1,620 CC-BY-SA-4.0 127 4 4 Updated Jan 20, 2026
  • vendetect Public

    A tool to automatically detect copy+pasted and vendored code between repositories

    trailofbits/vendetect’s past year of commit activity
    Python 74 AGPL-3.0 6 2 2 Updated Jan 20, 2026
  • polyfile Public

    A pure Python cleanroom implementation of libmagic, with instrumented parsing from Kaitai struct and an interactive hex viewer

    trailofbits/polyfile’s past year of commit activity
    Python 378 Apache-2.0 29 19 (2 issues need help) 2 Updated Jan 20, 2026
  • buttercup Public

    Buttercup finds and patches software vulnerabilities

    trailofbits/buttercup’s past year of commit activity
    Python 1,438 AGPL-3.0 160 52 10 Updated Jan 20, 2026
  • fickling Public

    A Python pickling decompiler and static analyzer

    trailofbits/fickling’s past year of commit activity
    Python 597 LGPL-3.0 66 12 2 Updated Jan 20, 2026
  • graphtage Public

    A semantic diff utility and library for tree-like files such as JSON, JSON5, XML, HTML, YAML, and CSV.

    trailofbits/graphtage’s past year of commit activity
    Python 2,451 LGPL-3.0 54 20 (1 issue needs help) 9 Updated Jan 20, 2026
  • cookiecutter-python Public

    A cookiecutter template for a best-practices Python project

    trailofbits/cookiecutter-python’s past year of commit activity
    Python 22 Apache-2.0 7 0 0 Updated Jan 20, 2026
  • x509-limbo Public Forked from C2SP/x509-limbo

    A suite of testvectors for X.509 certificate path validation and tools for building them

    trailofbits/x509-limbo’s past year of commit activity
    C++ 0 Apache-2.0 11 35 22 Updated Jan 20, 2026
  • testing-handbook Public

    Trail of Bits Testing Handbook - appsec.guide

    trailofbits/testing-handbook’s past year of commit activity
    Rust 90 CC-BY-4.0 17 17 (3 issues need help) 3 Updated Jan 20, 2026