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Skills, MCP servers, prompts, assistants and connectors. Every listing shows its author, version and the permissions it needs.
On the shelves20,989
- MCP servers18,838
- Skills1,282
- Assistants651
- Prompts218
1,282 items
obra 297kusing-superpowersUse when starting any conversation - establishes how to find and use skills, requiring skill invocation before ANY response including clarifying questionsSkillNo code
mattpocock 281kTest-Driven DevelopmentTest-driven development. Use when the user wants to build features or fix bugs test-first, mentions "red-green-refactor", or wants integration tests.SkillNo codeCoding
anthropics 180kSlack GIF CreatorKnowledge and utilities for creating animated GIFs optimized for Slack. Provides constraints, validation tools, and animation concepts. Use when users request animated GIFs for Slack like "make me a GIF of X doing Y for Slack."SkillPythonMessaging- obra 297kDiagnosing SuperpowersUse when a superpowers session went wrong and your human partner wants to know why — repeated work, ignored plans, stumbles, poor results, a skill that didn't fire, "it took too long", "why is it so expensive", "what is it doing" — or wants to build a bug report for the superpowers maintainers, for the current session or a past one identified by id or path, on any harness.SkillNo code
- mattpocock 281kScaffold ExercisesCreate exercise directory structures with sections, problems, solutions, and explainers that pass linting. Use when user wants to scaffold exercises, create exercise stubs, or set up a new course section.SkillNo codeEducationCoding
addyosmani 103kDocumentation and ADRsRecords decisions and documentation. Use when you need to document an architecture decision (ADR) or the reasoning behind a design choice, when changing public APIs, shipping features, or when you need to record context that future engineers and agents will need to understand the codebase.SkillNo code- obra 297kVerification Before CompletionUse when about to claim work is complete, fixed, or passing, before committing or creating PRs - requires running verification commands and confirming output before making any success claims; evidence before assertions alwaysSkillNo code
- mattpocock 281ktriageMove issues and external PRs through a state machine of triage roles, categorise, verify, grill if needed, and write agent-ready briefs.SkillNo code
- anthropics 180kcanvas-designCreate beautiful visual art in .png and .pdf documents using design philosophy. You should use this skill when the user asks to create a poster, piece of art, design, or other static piece. Create original visual designs, never copying existing artists' work to avoid copyright violations.SkillNo codeDocuments
- obra 297kWriting PlansUse when you have a spec or requirements for a multi-step task, before touching codeSkillNo codeWriting
- mattpocock 281kprUse when writing a PR body.SkillNo codeWriting
- anthropics 180kAnthropic Brand StylingApplies Anthropic's official brand colors and typography to any sort of artifact that may benefit from having Anthropic's look-and-feel. Use it when brand colors or style guidelines, visual formatting, or company design standards apply.SkillNo code
- obra 297kBrainstorming Ideas Into DesignsYou MUST use this before any creative work - creating features, building components, adding functionality, or modifying behavior. Explores user intent, requirements and design before implementation.SkillNode.js
- mattpocock 281kImprove Codebase ArchitectureScan a codebase for deepening opportunities, present them as a visual HTML report, then grill through whichever one you pick.SkillNo code
- addyosmani 103kTest-Driven DevelopmentDrives development with tests using the red-green-refactor loop. Use when implementing any logic, fixing any bug, or changing any behavior. Use when you need to prove that code works, when a bug report arrives, or when you're about to modify existing functionality.SkillNo codeCoding
- obra 297kUsing Git WorktreesUse when starting feature work that needs isolation from current workspace or before executing implementation plans - ensures an isolated workspace exists via native tools or git worktree fallbackSkillNo codeGit and GitHub
- mattpocock 281kDiagnosing BugsDiagnosis loop for hard bugs and performance regressions. Use when the user says "diagnose"/"debug this", or reports something broken/throwing/failing/slow.SkillShell
- anthropics 180kTheme Factory SkillToolkit for styling artifacts with a theme. These artifacts can be slides, docs, reportings, HTML landing pages, etc. There are 10 pre-set themes with colors/fonts that you can apply to any artifact that has been creating, or can generate a new theme on-the-fly.SkillNo codeOffice
- obra 297kWriting SkillsUse when creating new skills, editing existing skills, or verifying skills work before deploymentSkillNode.jsDevOpsWriting
wshobson 40kMicroservices PatternsDesign microservices architectures with service boundaries, event-driven communication, and resilience patterns. Use when building distributed systems, decomposing monoliths, or implementing microservices.SkillNo code- mattpocock 281k<Questionnaire title>Turn a decision you can't fully answer into a questionnaire for someone else to fill in.SkillNo code
- anthropics 38kSession ReportGenerate an explorable HTML report of Claude Code session usage (tokens, cache, subagents, skills, expensive prompts) from ~/.claude/projects transcripts.SkillNode.jsAgents
- obra 297kFinishing a Development BranchUse when implementation is complete, all tests pass, and you need to decide how to integrate the workSkillNo code
- anthropics 180kalgorithmic-artCreating algorithmic art using p5.js with seeded randomness and interactive parameter exploration. Use this when users request creating art using code, generative art, algorithmic art, flow fields, or particle systems. Create original algorithmic art rather than copying existing artists' work to avoid copyright violations.SkillNode.js