product-on-purpose / pm-skills Star 443 Code Issues Pull requests Discussions 68 plug-and-play, best-practice product management skills for AI agents: 30 Triple Diamond phase + 11 foundation + 12 utility + 15 tool (Foundation Sprint + Design Sprint). Plus 6 sub-agents, workflows, 200+ output samples, guides, and CI-enforced contracts. Apache 2.0. codex product-management design-sprint openskills claude-desktop agent-skills ai-skills claude-code agentskills triple-diamond skill-families foundation-sprint Updated Jul 5, 2026 JavaScript