spec-driven-development skills

985 tagged spec-driven-development, measured the same way as everything else here.

Browse within: context-engineering 216meta-prompting 175ai-coding 165github-copilot 147claude-code-plugin 94prompt-engineering 77spec-kit 77gemini-cli 64sdd 59agentic-coding 58spec-driven 57cursor-agent 56vscode-extension 56windsurf 56

design

25

owainlewis/blueprint

Skill Claude CodeCodex

Writes a clear design for a proposed feature or system change. Use when important product or technical choices must be settled before coding. Covers behavior, interfaces, failures, risks, acceptance criteria, and tests. Use architecture when the repository needs current ARCHITECTURE.md.

not rated 375 +8 5d ago A 55 tokens original MIT

codervisor/leanspec

Skill Claude CodeCodex

The end-to-end spec-issue-driven dev loop for lean-spec — spec → branch → implement → PR → merge → closure. Use when asked "how do I start work", "what's the process", "SDD loop", "spec-driven development", "how do we ship a change on lean-spec", "from scratch what do I do", or when you're about to begin a non-trivial…

not rated 287 +1 3mo ago A 160 tokens original MIT

codervisor/leanspec

Skill Claude CodeCodex

Development workflows, commands, publishing, CI/CD, changelog management, and contribution guidelines for LeanSpec. Use when contributing code, fixing bugs, setting up dev environment, running tests or linting, working with the monorepo structure, looking up build/dev/test/publish/format/lint commands, preparing…

not rated 287 +1 3mo ago A 144 tokens original MIT

codervisor/leanspec

Skill Claude CodeCodex

Manage a lean-spec PR after it's been pushed — spec-issue linking, CI triage, review-comment discipline, merge-conflict recovery on open PRs, webhook subscription, and CHANGELOG follow-through on merge. Triggers include "CI is failing", "check is red", "link this issue", "Closes vs Part of", "respond to review"…

not rated 287 +1 3mo ago A 169 tokens original MIT

maksimzayats/specx

Skill Claude CodeCodex

Design or review specx core scope boundaries in Python services. Use when deciding where code belongs across packaged scoped foundation bases, optional local foundation extensions, core/, capabilities, delivery, infrastructure, shared/, and ioc; when adding guardrails or splitting use cases, services, DTOs, schemas…

not rated 201 26d ago A 74 tokens original MIT

maksimzayats/specx

Skill Claude CodeCodex

Create or reshape a Python FastAPI service repo into the specx clean core/delivery architecture using packaged scoped foundation bases. Use when starting an API backend, adding the first src package, or establishing AGENTS.md, core/, optional local foundation/, delivery/, infrastructure, ioc/, migrations, and tests.

not rated 201 26d ago A 75 tokens original MIT

specx-tests

31

maksimzayats/specx

Skill Claude CodeCodex

Add or refine tests for specx Python services. Use when creating unit tests for use cases/services, integration tests for FastAPI controllers or infrastructure adapters, e2e smoke tests, architecture import guardrails, DI override tests, pytest fixtures, or coverage and boundary checks.

not rated 201 26d ago A 58 tokens original MIT

plumb

32

dbreunig/plumb

Skill Claude CodeCodex

Plumb keeps the spec, tests, and code in sync. It intercepts every git commit via a pre-commit hook, analyzes staged changes and conversation history, and surfaces decisions for review before the commit lands.

not rated 147 changed today A 0 tokens

skill

33

dbreunig/plumb

Skill Claude CodeCodex

Plumb keeps the spec, tests, and code in sync. It intercepts every git commit via a pre-commit hook, analyzes staged changes and conversation history, and surfaces decisions for review before the commit lands.

not rated 147 changed today A 0 tokens

autospec-analyze

34

ariel-frischer/autospec

Skill Claude CodeCodex

Analyze cross-artifact consistency and quality in YAML format.

not rated 141 25d ago A 16 tokens original MIT

autospec-implement

36

ariel-frischer/autospec

Skill Claude CodeCodex

Execute the implementation plan by processing tasks defined in tasks.yaml.

not rated 141 25d ago A 17 tokens original MIT

compare-docs

37

cowwoc/cat

Skill Claude CodeCodex

Compare two documents semantically with relationship preservation to identify content and structural differences.

not rated 101 1mo ago A 18 tokens

cowwoc/cat

Skill Claude CodeCodex

Analyze mistakes with conversation length as potential cause (CAT-specific).

not rated 101 1mo ago A 20 tokens

skill-builder

39

cowwoc/cat

Skill Claude CodeCodex

Use BEFORE creating or updating any skill OR command - decomposes goal into forward steps via backward reasoning.

not rated 101 1mo ago A 22 tokens

alfredoperez/speckit-companion

Skill Claude CodeCodex

Evaluate the speckit-extension end-to-end against a real spec — verify lifecycle hooks fired, .spec-context.json captured each step into canonical history[], timing is real (not backfilled), and per-task execution was journaled. Umbrella eval for the spec-kit-side extension; grows as features land (auto-mode, etc.).…

not rated 87 2d ago A 116 tokens original MIT

feature-clip

41

alfredoperez/speckit-companion

Skill Claude CodeCodex

Build, retime, restyle or re-render a SpecKit Companion feature clip — the short looping videos on the landing page and in the docs. Covers the whole chain from Storybook capture to the file the site serves.

not rated 87 2d ago A 49 tokens original MIT

alfredoperez/speckit-companion

Skill Claude CodeCodex

File the spec-kit community-catalog update for the companion extension as an Extension Submission ISSUE on github/spec-kit (never a PR — direct catalog PRs are rejected). Renders the issue body from the LIVE upstream issue-form template so our headings can't drift from theirs. Minor and major releases only. Use when…

not rated 87 2d ago A 114 tokens original MIT

maven-harness-pom

43

loiane/specs-driven-development-spring-angular

Skill Claude CodeCodex

Reference Maven POM fragments for the full harness — Spotless, Checkstyle, SpotBugs, Error Prone, JaCoCo, PIT, OpenAPI generator + diff, OWASP dependency check, Surefire/Failsafe. Use when wiring the harness into a new project or upgrading a brownfield POM.

not rated 58 +1 2mo ago A 71 tokens original MIT

loiane/specs-driven-development-spring-angular

Skill Claude CodeCodex

Spring Boot 4 / JVM performance work — measure first, then fix. Profiling (async-profiler, JFR, JMH), Micrometer, common Spring antipatterns (N+1, unbounded lists, HikariCP sizing, virtual-thread pinning), caching, GC, and SLO-driven work. Used by /plan for risk callouts and by /review to flag perf regressions.

not rated 58 +1 2mo ago A 89 tokens original MIT

loiane/specs-driven-development-spring-angular

Skill Claude CodeCodex

Spring Framework 7 / Spring Boot 4 idioms and defaults. Use when writing or reviewing controllers, services, configuration, HTTP clients, async/virtual-thread code, or anything touching Spring's programming model.

not rated 58 +1 2mo ago A 50 tokens original MIT

lindoelio/spec-driven-steroids

Skill Claude CodeCodex

Use this skill for rigorous, structured code review with a self-repair loop. Applies change-type-aware strategies (feat, fix, hotfix, refactor, migrate, docs). Findings are severity-classified, then auto-fixed where possible. Triggers on PR reviews, code review requests, or when reviewing any change set.

not rated 54 25d ago A 70 tokens original MIT

lindoelio/spec-driven-steroids

Skill Claude CodeCodex

Use this skill when the user makes a technical decision, establishes a new pattern, defines business rules, or explicitly asks to remember or save a guideline. Also use this skill when you are about to implement a feature, write code, plan an architecture, or make a technical decision - you MUST retrieve contextual…

not rated 54 25d ago A 104 tokens original MIT

lindoelio/spec-driven-steroids

Skill Claude CodeCodex

Use this skill when the user wants repository guidance documents generated or refreshed, including AGENTS.md, CONTRIBUTING.md, STYLEGUIDE.md, TESTING.md, ARCHITECTURE.md, and SECURITY.md. It analyzes the repository, generates all six guideline files by default, prefers managed-section updates for existing files, and…

not rated 54 25d ago A 80 tokens original MIT

At most 3 mods per repository are shown here, and a mod shipped inside a plugin is left to that plugin's page — the rest are on their repository pages: