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feat: Register "What-if Analysis" community extension #2182

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Merged
mnriem merged 5 commits into from
Apr 13, 2026
Merged

feat: Register "What-if Analysis" community extension #2182

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7918b04
feat: implement read-only what-if analysis command
DevAbdullah90 Apr 11, 2026
434a4e9
chore: polish what-if analysis (Claude hints + optional tasks)
DevAbdullah90 Apr 11, 2026
b3118bc
refactor: deliver what-if analysis as a standalone extension
DevAbdullah90 Apr 13, 2026
107c2e2
Move What-if extension to standalone repo and update community catalog
DevAbdullah90 Apr 13, 2026
0e20ac2
Fix: Reorder whatif extension alphabetically in community catalog
DevAbdullah90 Apr 13, 2026
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1 change: 1 addition & 0 deletions README.md
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Expand Up @@ -240,6 +240,7 @@ The following community-contributed extensions are available in [`catalog.commun
| V-Model Extension Pack | Enforces V-Model paired generation of development specs and test specs with full traceability | `docs` | Read+Write | [spec-kit-v-model](https://github.com/leocamello/spec-kit-v-model) |
| Verify Extension | Post-implementation quality gate that validates implemented code against specification artifacts | `code` | Read-only | [spec-kit-verify](https://github.com/ismaelJimenez/spec-kit-verify) |
| Verify Tasks Extension | Detect phantom completions: tasks marked [X] in tasks.md with no real implementation | `code` | Read-only | [spec-kit-verify-tasks](https://github.com/datastone-inc/spec-kit-verify-tasks) |
| What-if Analysis | Preview the downstream impact (complexity, effort, tasks, risks) of requirement changes before committing to them | `visibility` | Read-only | [spec-kit-whatif](https://github.com/DevAbdullah90/spec-kit-whatif) |
| Worktree Isolation | Spawn isolated git worktrees for parallel feature development without checkout switching | `process` | Read+Write | [spec-kit-worktree](https://github.com/Quratulain-bilal/spec-kit-worktree) |

To submit your own extension, see the [Extension Publishing Guide](extensions/EXTENSION-PUBLISHING-GUIDE.md).
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28 changes: 28 additions & 0 deletions extensions/catalog.community.json
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Expand Up @@ -1878,6 +1878,34 @@
"created_at": "2026-03-16T00:00:00Z",
"updated_at": "2026-03-16T00:00:00Z"
},
"whatif": {
"name": "What-if Analysis",
"id": "whatif",
"description": "Preview the downstream impact (complexity, effort, tasks, risks) of requirement changes before committing to them.",
"author": "DevAbdullah90",
"version": "1.0.0",
"repository": "https://github.com/DevAbdullah90/spec-kit-whatif",
"homepage": "https://github.com/DevAbdullah90/spec-kit-whatif",
"documentation": "https://github.com/DevAbdullah90/spec-kit-whatif/blob/main/README.md",
"license": "MIT",
"requires": {
"speckit_version": ">=0.6.0"
},
"provides": {
"commands": 1,
"hooks": 0
},
"tags": [
"analysis",
"planning",
"simulation"
],
"verified": false,
"downloads": 0,
"stars": 0,
"created_at": "2026-04-13T00:00:00Z",
"updated_at": "2026-04-13T00:00:00Z"
},
"worktree": {
"name": "Worktree Isolation",
"id": "worktree",
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