https://aidesignskills.dev/blog/Practical lessons from building and testing reusable agent skills.https://aidesignskills.dev/blog/building-skillforge-with-sitesorted/https://aidesignskills.dev/blog/building-skillforge-with-sitesorted/Tue, 15 Sep 2026 00:00:00 GMTA first-hand account of two SiteSorted MCP builds: the original product page and the Vercel Docs-inspired documentation shell, including the manual work each required.https://aidesignskills.dev/blog/portable-agent-skills-2026/https://aidesignskills.dev/blog/portable-agent-skills-2026/Tue, 15 Sep 2026 00:00:00 GMTA source-backed compatibility map for SKILL.md across frontier agent ecosystems, including native hosts, shared installers, and adapter-based runtimes.https://aidesignskills.dev/blog/testing-agent-skills/https://aidesignskills.dev/blog/testing-agent-skills/Tue, 15 Sep 2026 00:00:00 GMTA practical evaluation method for agent skills covering trigger precision, paired behavior, adversarial inputs, tool boundaries, and delivered artifacts.