Working discipline for writing code with fewer mistakes, catching the ones that slip through, reporting them honestly, and fixing the root cause. Use this skill on ANY coding task - writing, editing, refactoring, debugging, or reviewing code in any language or framework - even when the user does not ask for care or verification.
Install
npx skills add StepenkoAnatoli/Fetchproof --skill careful-codingnpx skills add StepenkoAnatoli/Fetchproof --skill careful-coding -a claude-code -gnpx skills add StepenkoAnatoli/Fetchproof --skill careful-coding -a codex -ggemini skills install https://github.com/StepenkoAnatoli/Fetchproof.git --path fetchproof/skills/careful-codinggh skill install StepenkoAnatoli/Fetchproof careful-codinggit clone --depth 1 https://github.com/StepenkoAnatoli/Fetchproof /tmp/StepenkoAnatoli__Fetchproof
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/StepenkoAnatoli__Fetchproof/fetchproof/skills/careful-coding ~/.claude/skills/careful-coding # Claude Code
cp -R /tmp/StepenkoAnatoli__Fetchproof/fetchproof/skills/careful-coding ~/.agents/skills/careful-coding # Codex, Cursor, Gemini CLI, Copilot, OpenCode