10 actions in 10 pieces of software · ranked by words, meaning and measured trust · 406 ms

1. 1test-and-breakverified and signedpassport

   skillrohunj/claude-build-workflowrecord

   • test-and-break

     Autonomous testing skill that opens a deployed app, goes through user flows, tries to break things, and writes detailed bug reports. Use after deploying to staging. Triggers on: test the app, find bugs, QA the deployment, break the app, test staging.

2. 2breakdown-testverified and signedpassport

   skillgithub/awesome-copilotrecord

   • breakdown-test

     Test Planning and Quality Assurance prompt that generates comprehensive test strategies, task breakdowns, and quality validation plans for GitHub projects.

3. 3principle-test-behavior-not-implementationverified and signedpassport

   skillcursor/pluginsrecord

   • principle-test-behavior-not-implementation

     Apply when you write, change, or keep a test. Assert what the code's users can observe, so that the test fails when that behavior breaks and keeps passing when only the internals change.

4. 4break-traceverified and signedpassport

   skillanthropics/financial-servicesrecord

   • break-trace

     Root-cause a reconciliation break to its source transaction or posting — follow the audit trail from the break row back to the originating entry on each side and state what differs and why. Use after gl-recon has classified a break.

5. 5break-uidemo or tutorialno passport yet

   skillemilkowalski/skillsrecord

   • break-ui

     Try to break a piece of UI by feeding it worst-case data — long names, unbreakable emails, one-letter names, missing fields, huge counts, zero items, long labels, non-Latin text, emoji, extreme numbers — then render it behind a "Demo data / Worst case" toggle and report everything that broke, with t

6. 6breakdemo or tutorialno passport yet

   skilljakubkrehel/skillsrecord

   • break

     Renders a component you choose under every scenario that can reach it on a temporary page and stress tests it.

7. 7pybreakerverified and signedpassport

   librarydanielfm/pybreakerrecord25,244,773 downloads/month

   • breaker

8. 8debugging-and-error-recoveryverified and signedpassport

   skilladdyosmani/agent-skillsrecord

   • debugging-and-error-recovery

     Guides systematic root-cause debugging. Use when tests fail, builds break, something that worked yesterday broke, behavior doesn't match expectations, or you encounter any unexpected error. Use when you need to figure out what broke and why — a systematic approach to finding and fixing the root caus

9. 9codexskill-enhanceaimodelfound in code, not yet checkedno passport yet

   MCP serverdeathgod89/codexskill-enhanceaimodel

   • codex_break_assumptions

     Assumption breaker: given a claim or analysis, surfaces hidden assumptions and generates counterexamples to test them.

10. 10socratesfound in code, not yet checkedno passport yet
    • socrates_prove_tests

      Mutation-test a file: break it on purpose and confirm the tests catch each break.