by Theo Browne · @theo
Theo's open-source set of nine everyday agent skills for Claude Code and Codex, including 'council', which has three models from different providers review a change until they agree.
Last checked 2026-10-27
HallmarkOpen-source design skill for Claude Code, Cursor and Codex that steers agents away from the…
opencodeFree, open-source AI coding agent for the terminal, an alternative to Claude Code or Cursor that…
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Open Computer UseOpen-source MCP server that lets AI agents control desktops on macOS, Linux and Windows; installs…
Spec KitGitHub's open-source toolkit for spec-driven development: write the spec first, then let Claude…
ImpeccableA design language and skill for coding agents: 62 rule-based checks that stop generic 'AI slop'…