Iterate Lessons Log

Captures structured lessons learned after projects, incidents, or significant events so future teams can benefit from your experience. Built for organizational memory rather than team retrospectives. The format pushes you to be searchable and actionable: descriptive titles with keywords, enough context for outsiders to understand, specific recommendations instead of vague observations, and tags for discovery. Works best when you've just finished something meaningful or hit a learning moment worth preserving. The quality checklist keeps entries standalone and useful, which matters because lessons logs are only valuable if people can find and apply them later.

skills.sh installs: 767
GitHub stars: 794
last updated: Aug 21, 2026

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Install

$ npx -y skills add product-on-purpose/pm-skills --skill iterate-lessons-log --agent claude-code

Installs into .claude/skills of the current project.

Files

Lessons Log

A lessons log entry captures significant learning from projects, incidents, or experiences in a format that's useful to future teams who weren't there. Unlike retrospectives (which focus on team improvement), lessons logs focus on organizational knowledge that transcends individual teams.patterns, anti-patterns, and hard-won wisdom.