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Source: ~/.claude/skills/tob-testing-handbook-skills/skills/cargo-fuzz/SKILL.md name: cargo-fuzz type: fuzzer description: > cargo-fuzz is the de facto fuzzing tool for Rust projects using Cargo. Use for fuzzing Rust code with libFuzzer backend. cargo-fuzz ca...

Source: ~/.claude/skills/tob-testing-handbook-skills/skills/constant-time-testing/SKILL.md name: constant-time-testing type: domain description: > Constant-time testing detects timing side channels in cryptographic code. Use when auditing crypto implementatio...

Source: ~/.claude/skills/tob-testing-handbook-skills/skills/coverage-analysis/SKILL.md name: coverage-analysis type: technique description: > Coverage analysis measures code exercised during fuzzing. Use when assessing harness effectiveness or identifying fuz...

Source: ~/.claude/skills/tob-testing-handbook-skills/skills/fuzzing-dictionary/SKILL.md name: fuzzing-dictionary type: technique description: > Fuzzing dictionaries guide fuzzers with domain-specific tokens. Use when fuzzing parsers, protocols, or format-spec...

Source: ~/.claude/skills/tob-testing-handbook-skills/skills/fuzzing-obstacles/SKILL.md name: fuzzing-obstacles type: technique description: > Techniques for patching code to overcome fuzzing obstacles. Use when checksums, global state, or other barriers block...

Source: ~/.claude/skills/tob-testing-handbook-skills/skills/harness-writing/SKILL.md name: harness-writing type: technique description: > Techniques for writing effective fuzzing harnesses across languages. Use when creating new fuzz targets or improving exis...

Source: ~/.claude/skills/tob-testing-handbook-skills/skills/libafl/SKILL.md name: libafl type: fuzzer description: > LibAFL is a modular fuzzing library for building custom fuzzers. Use for advanced fuzzing needs, custom mutators, or non-standard fuzzing targ...

Source: ~/.claude/skills/tob-testing-handbook-skills/skills/libfuzzer/SKILL.md name: libfuzzer type: fuzzer description: > Coverage-guided fuzzer built into LLVM for C/C++ projects. Use for fuzzing C/C++ code that can be compiled with Clang. libFuzzer libFuzz...

Source: ~/.claude/skills/tob-testing-handbook-skills/skills/ossfuzz/SKILL.md name: ossfuzz type: technique description: > OSS-Fuzz provides free continuous fuzzing for open source projects. Use when setting up continuous fuzzing infrastructure or enrolling pr...

Source: ~/.claude/skills/tob-testing-handbook-skills/skills/ruzzy/SKILL.md name: ruzzy type: fuzzer description: > Ruzzy is a coverage-guided Ruby fuzzer by Trail of Bits. Use for fuzzing pure Ruby code and Ruby C extensions. Ruzzy Ruzzy is a coverage-guided ...

Source: ~/.claude/skills/tob-testing-handbook-skills/skills/testing-handbook-generator/SKILL.md name: testing-handbook-generator description: > Meta-skill that analyzes the Trail of Bits Testing Handbook (appsec.guide) and generates Claude Code skills for sec...

Source: ~/.claude/skills/tob-testing-handbook-skills/skills/wycheproof/SKILL.md name: wycheproof type: domain description: > Wycheproof provides test vectors for validating cryptographic implementations. Use when testing crypto code for known attacks and edge...

Source: ~/.claude/skills/tob-variant-analysis/skills/variant-analysis/SKILL.md name: variant-analysis description: Find similar vulnerabilities and bugs across codebases using pattern-based analysis. Use when hunting bug variants, building CodeQL/Semgrep quer...

Source: ~/.claude/skills/internal-comms/SKILL.md name: internal-comms description: A set of resources to help me write all kinds of internal communications, using the formats that my company likes to use. Claude should use this skill whenever asked to write s...

Source: ~/.claude/skills/mcp-builder/SKILL.md name: mcp-builder description: Guide for creating high-quality MCP (Model Context Protocol) servers that enable LLMs to interact with external services through well-designed tools. Use when building MCP servers to...

Source: ~/.claude/skills/skill-creator/SKILL.md name: skill-creator version: "2.0" level: 3 trigger: "create skill, new skill, update skill, skill creator, SKILL.md" author: john updated: 2026-03-16 description: Guide for creating Level 3+ skills. IF new skil...

Source: ~/.claude/skills/web-artifacts-builder/SKILL.md name: web-artifacts-builder description: Suite of tools for creating elaborate, multi-component claude.ai HTML artifacts using modern frontend web technologies (React, Tailwind CSS, shadcn/ui). Use for c...

Source: ~/.claude/skills/webapp-testing/SKILL.md name: webapp-testing description: Toolkit for interacting with and testing local web applications using Playwright. Supports verifying frontend functionality, debugging UI behavior, capturing browser screenshot...