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ruzzy

Coverage-guided fuzzer for Ruby code and C extensions with memory sanitizer support.

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1

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Install command
npx skills add https://github.com/trailofbits/skills --skill ruzzy
SkillJury does not have enough approved reviews to publish a community verdict yet. Source metadata and repository proof are still available above.
SkillJury Signal Summary

As of May 1, 2026, ruzzy has 1 weekly installs, 0 community reviews on SkillJury. Community votes currently stand at 0 upvotes and 0 downvotes. Source: trailofbits/skills. Canonical URL: https://skills.sh/trailofbits/skills/ruzzy.

Security audits
Gen Agent Trust HubPASS
SocketPASS
SnykPASS
About this skill
Coverage-guided fuzzer for Ruby code and C extensions with memory sanitizer support. Ruzzy is a coverage-guided fuzzer for Ruby built on libFuzzer. It enables fuzzing both pure Ruby code and Ruby C extensions with sanitizer support for detecting memory corruption and undefined behavior. Ruzzy is currently the only production-ready coverage-guided fuzzer for Ruby. Choose Ruzzy when: Set up environment: Test with the included toy example: This should quickly find a crash demonstrating that Ruzzy is working correctly. Ruzzy supports Linux x86-64 and AArch64/ARM64. For macOS or Windows, use the Dockerfile or development environment . Install Ruzzy with clang compiler flags: Environment variables explained: If installation fails, enable debug output: Verify installation by running the toy example (see Quick Start section).

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FAQ
What does ruzzy do?

Coverage-guided fuzzer for Ruby code and C extensions with memory sanitizer support.

Is ruzzy good?

ruzzy does not have approved reviews yet, so SkillJury cannot publish a community verdict.

Which AI agents support ruzzy?

ruzzy currently lists compatibility with Skills CLI.

Is ruzzy safe to install?

ruzzy has been scanned by security audit providers tracked on SkillJury. Check the security audits section on this page for detailed results from Socket.dev and Snyk.

What are alternatives to ruzzy?

Skills in the same category include review-management, conversation-memory, coverage, grimoire-aave.

How do I install ruzzy?

Run the following command to install ruzzy: npx skills add https://github.com/trailofbits/skills --skill ruzzy

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