libfuzzer ecosystem

Projects utilizing or inspired by libFuzzer

libFuzzer-based engines and frameworks

• Fazi https://github.com/landaire/fazi
• Nezha https://github.com/nezha-dt/nezha
• DeepState https://github.com/trailofbits/deepstate
• Library for structured fuzzing with ProtoBuf https://github.com/google/libprotobuf-mutator

libFuzzer-based integrations with programming languages

• Swift https://github.com/apple/swift/blob/main/docs/libFuzzerIntegration.md
• Java https://github.com/CodeIntelligenceTesting/jazzer
• Python
  • https://github.com/google/atheris
  • https://pypi.org/project/pyfuzzer/
  • (LPM) https://pypi.org/project/atheris-libprotobuf-mutator/
• Ruby
  • Ruzzy https://blog.trailofbits.com/2024/03/29/introducing-ruzzy-a-coverage-guided-ruby-fuzzer/
• Javascript
  • https://github.com/guidovranken/libfuzzer-js
  • https://github.com/CodeIntelligenceTesting/jazzer.js
• Rust https://github.com/rust-fuzz/cargo-fuzz
• Go https://github.com/dvyukov/go-fuzz
• Lua https://github.com/ligurio/luzer/
• WASM https://github.com/jonathanmetzman/wasm-fuzzing-demo/
• C# https://github.com/ispras/FuzzedDataProviderCS

LPM-based tests

• GIF, https://github.com/google/oss-fuzz/tree/master/projects/giflib
• JSON
  • https://github.com/google/oss-fuzz/tree/master/projects/jsoncpp
  • https://github.com/officialcjunior/fuzzrtos/tree/c72e6670e566672ccf8023265cbfad616e75790d/protobufv2
• Lua 5.1 Language,
  • https://github.com/ligurio/lua-c-api-tests/tree/master/tests/luaL_loadbuffer_proto
  • https://github.com/Spoookyyy/luaj/tree/main/fuzz
• PNG, https://github.com/google/oss-fuzz/tree/master/projects/libpng-proto
• SQL
  • https://github.com/tarantool/tarantool/tree/master/test/fuzz/sql_fuzzer
  • https://chromium.googlesource.com/chromium/src/third_party/+/refs/heads/main/sqlite/fuzz
• Solidity Language, https://github.com/ethereum/solidity/tree/develop/test/tools/ossfuzz
• XML
  • https://github.com/google/oss-fuzz/tree/master/projects/xerces-c
  • https://github.com/google/libprotobuf-mutator/tree/master/examples/xml
• JPEG, https://source.chromium.org/chromium/chromium/src/+/main:media/gpu/vaapi/fuzzers/jpeg_decoder/
• MRuby, https://github.com/mruby/mruby/tree/master/oss-fuzz