principle-make-operations-idempotent

Send independent adversaries to break a change or design, keep only findings proven by a run, and report them without changing the code.

1 skill · 1 command

Design non-trivial code from caller usage, types, signatures, and module boundaries before implementation, then implement against the chosen sketch when requested.

1 skill · 1 command

Generate several independent candidates for the same non-trivial artifact, judge them against a concrete rubric, and synthesize one verified result.

1 skill · 1 command

Design and execute an evidence-driven local workflow for a large task when no focused playbook fits.

1 skill · 1 command

Create or update a personal mode skill from the user's stated preferences and workspace-scoped conversation history.

1 skill · 1 command

Vet a perf measurement (limiter, tuning, limits, errors, repeatability, relevance, and whether the work happened) before you report or act on it. Use when you run a benchmark or report a speedup or regression you measured.

1 skill · 1 command

Matt Pocock's agent skills for real engineering (grilling, spec/ticket flows, TDD, code review, domain modelling and more).

39 skills

Core skills library for Claude Code: TDD, debugging, collaboration patterns, and proven techniques

15 skills · hooks

Persistent memory for Claude Code: the next session starts where the last one left off.

29 skills · 1 MCP server · hooks

Open-source AI job search that runs locally in your AI coding CLI: scan job portals, evaluate listings into a structured A-H report with a 1-5 score, tailor your CV, track applications

5 skills · hooks

Cross-session memory and token savings for coding agents.

6 skills · 1 agent · 1 MCP server · hooks

Up-to-date documentation lookup. Pull version-specific documentation and code examples directly from source repositories into your coding agent's context.

1 MCP server