libfuzzer

@trailofbits/libfuzzer

1,280

96 forks

Updated 1/18/2026

Coverage-guided fuzzer built into LLVM for C/C++ projects. Use for fuzzing C/C++ code that can be compiled with Clang.

$skills install @trailofbits/libfuzzer

Claude Code

Cursor

Copilot

Codex

Antigravity

Pathplugins/testing-handbook-skills/skills/libfuzzer/SKILL.md

Branchmain

Scoped Name@trailofbits/libfuzzer

After installing, this skill will be available to your AI coding assistant.

Verify installation:

skills list

More by trailofbits

Fuzzing dictionaries guide fuzzers with domain-specific tokens. Use when fuzzing parsers, protocols, or format-specific code.

Techniques for patching code to overcome fuzzing obstacles. Use when checksums, global state, or other barriers block fuzzer progress.

Techniques for writing effective fuzzing harnesses across languages. Use when creating new fuzz targets or improving existing harness code.

Coverage analysis measures code exercised during fuzzing. Use when assessing harness effectiveness or identifying fuzzing blockers.