{
 "tool": "skill:write-a-prd",
 "name": "write-a-prd",
 "kind": "Skill",
 "source": "Favz census",
 "built": "2026-10-02",
 "html": "https://favz.co/tools/skill-write-a-prd.html",
 "markdown": "https://favz.co/tools/skill-write-a-prd.md",
 "repos_now": 20,
 "repos_ever": 28,
 "still_have_it": 0.714,
 "share_of_census_repos_with_any_tool": 0.00041,
 "repos_by_month": [
  {
   "month": "2026-01",
   "repos_at_month_end": 0
  },
  {
   "month": "2026-02",
   "repos_at_month_end": 1
  },
  {
   "month": "2026-03",
   "repos_at_month_end": 10
  },
  {
   "month": "2026-04",
   "repos_at_month_end": 15
  },
  {
   "month": "2026-05",
   "repos_at_month_end": 15
  },
  {
   "month": "2026-06",
   "repos_at_month_end": 18
  },
  {
   "month": "2026-07",
   "repos_at_month_end": 20
  },
  {
   "month": "2026-08",
   "repos_at_month_end": 19
  },
  {
   "month": "2026-09",
   "repos_at_month_end": 20
  }
 ],
 "note_on_last_days": "The last few days always look low, because repos found later fill them in.",
 "goes_with": [
  {
   "tool": "skill:ubiquitous-language",
   "name": "ubiquitous-language",
   "kind": "Skill",
   "repos_with_both": 9,
   "lift": 661.25,
   "json": "https://favz.co/tools/skill-ubiquitous-language.json"
  },
  {
   "tool": "skill:design-an-interface",
   "name": "design-an-interface",
   "kind": "Skill",
   "repos_with_both": 5,
   "lift": 418.03,
   "json": "https://favz.co/tools/skill-design-an-interface.json"
  },
  {
   "tool": "skill:write-a-skill",
   "name": "write-a-skill",
   "kind": "Skill",
   "repos_with_both": 5,
   "lift": 247.41,
   "json": "https://favz.co/tools/skill-write-a-skill.json"
  },
  {
   "tool": "skill:improve-codebase-architecture",
   "name": "improve-codebase-architecture",
   "kind": "Skill",
   "repos_with_both": 12,
   "lift": 121.23,
   "json": "https://favz.co/tools/skill-improve-codebase-architecture.json"
  },
  {
   "tool": "skill:grill-me",
   "name": "grill-me",
   "kind": "Skill",
   "repos_with_both": 13,
   "lift": 80.0,
   "json": "https://favz.co/tools/skill-grill-me.json"
  },
  {
   "tool": "skill:tdd",
   "name": "tdd",
   "kind": "Skill",
   "repos_with_both": 11,
   "lift": 69.45,
   "json": "https://favz.co/tools/skill-tdd.json"
  },
  {
   "tool": "skill:web-design-guidelines",
   "name": "web-design-guidelines",
   "kind": "Skill",
   "repos_with_both": 5,
   "lift": 35.45,
   "json": "https://favz.co/tools/skill-web-design-guidelines.json"
  },
  {
   "tool": "skill:skill-creator",
   "name": "skill-creator",
   "kind": "Skill",
   "repos_with_both": 6,
   "lift": 25.75,
   "json": "https://favz.co/tools/skill-skill-creator.json"
  },
  {
   "tool": "mcp:npm:@upstash/context7-mcp",
   "name": "@upstash/context7-mcp",
   "kind": "MCP server (npm package)",
   "repos_with_both": 6,
   "lift": 4.32,
   "json": "https://favz.co/tools/mcp-npm-upstash-context7-mcp.json"
  }
 ],
 "min_shared_repos_for_a_pair": 5,
 "same_pack": []
}