Atheris

by trailofbits82fe82262526No license7.4K starsListed Oct 8, 2026Updated Oct 8, 2026Repository updated yesterday

Sets up and runs Atheris, the coverage-guided Python fuzzer built on libFuzzer. Covers TestOneInput harnesses, FuzzedDataProvider, instrumenting both pure Python and native C extensions, and running under AddressSanitizer. Use when fuzzing a Python package, hunting memory corruption in a Python C extension, or choosing between Atheris and Hypothesis for a Python target.

Only the file list is public. File contents are available once the skill is installed in a workspace.

PathSizeType
agents/openai.yaml237 Bapplication/yaml
assets/trail-of-bits-mark.svg3 KBtext/plain
examples.md1.3 KBtext/markdown
SKILL.md14.4 KBtext/markdown
structured-input.md3.3 KBtext/markdown

Source and attribution

Source:trailofbits/skillsinplugins/testing-handbook-skills/skills/atherisat commit82fe822

License: No license

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