SKILL RADAR · GITHUB
Useful agent skills, ranked by real adoption.
Browse verified skills from public repositories. Compare what each skill does, package contents, install activity, and source evidence before adding it to your agent.
- CATALOG SCOPE
- VERIFIED
- skills
- 5,771
- repositories
- 824
- last synced
- Sep 8, 2026
majesticlabs-devgreat-expectations
Data validation using Great Expectations. Expectation suites, checkpoints, and data docs for pipeline monitoring.
- installs
- 1
- GitHub stars
- 49
- Updated
- May 13
majesticlabs-devhetzner-coder
This skill guides provisioning Hetzner Cloud infrastructure with OpenTofu/Terraform. Use when creating servers, networks, firewalls, load balancers, or volumes on Hetzner Cloud.
- installs
- 1
- GitHub stars
- 49
- Updated
- May 13
majesticlabs-devhotwire-coder
Use when implementing Hotwire features with Turbo Drive, Turbo Frames, and Turbo Streams. Applies Rails 8 conventions, morphing, broadcasts, lazy loading, and real-time update patterns.
- installs
- 1
- GitHub stars
- 49
- Updated
- May 13
majesticlabs-devinertia-coder
Build modern SPAs with Inertia.js and Rails using React, Vue, or Svelte. Use when creating Inertia pages, handling forms with useForm, managing shared props, or implementing client-side routing. Triggers on Inertia.js setup, SPA development, or React/Vue/Svelte with Rails.
- installs
- 1
- GitHub stars
- 49
- Updated
- May 13
majesticlabs-devinit
Initialize AGENTS.md with hierarchical structure and .agents.yml config
- installs
- 1
- GitHub stars
- 49
- Updated
- May 13
majesticlabs-devinit-agents-config
Generate .agents.yml config from user answers. Provides tech stack templates for Rails, Python, Node, and Generic projects.
- installs
- 1
- GitHub stars
- 49
- Updated
- May 13
majesticlabs-devlint
Run linting and code quality checks on Ruby and ERB files. Use before pushing to origin.
- installs
- 1
- GitHub stars
- 49
- Updated
- May 13
majesticlabs-devmcp-oauth-setup
Implement MCP server authentication with OAuth Dynamic Client Registration (RFC 7591), Authorization Server Metadata Discovery (RFC 8414), and per-agent credential support. Use when building admin UIs that let users connect to third-party MCP servers using OAuth (Linear, Sentry, Granola), bearer tokens (Render, custom APIs), or API keys. Covers metadata discovery, client registration, PKCE authorization, token exchange, token refresh, tool sync, and credential storage patterns.
- installs
- 1
- GitHub stars
- 49
- Updated
- May 13
majesticlabs-devminitest-coder
Write Minitest tests for Ruby and Rails applications. Use when creating test files, writing test cases, or testing new features. Not for RSpec — use rspec-coder instead. Covers both traditional and spec styles, fixtures, mocking, and Rails integration testing patterns.
- installs
- 1
- GitHub stars
- 49
- Updated
- May 13
majesticlabs-devparquet-coder
Columnar file patterns including partitioning, predicate pushdown, and schema evolution.
- installs
- 1
- GitHub stars
- 49
- Updated
- May 13
majesticlabs-devplan-builder
Write implementation plans with appropriate templates based on complexity. Use when planning features or changes. Provides minimal, standard, and full templates for different scope levels.
- installs
- 1
- GitHub stars
- 49
- Updated
- May 13
majesticlabs-devplan-gate
Use when reviewing a plan before implementation begins. Not for autonomous plan analysis — use plan-review agent instead. Challenges scope, walks through architecture/quality/tests/performance interactively with mandatory user checkpoints and opinionated recommendations.
- installs
- 1
- GitHub stars
- 49
- Updated
- May 13
majesticlabs-devpr-comment-resolver
Address PR review comments by implementing reviewer feedback and suggestions.
- installs
- 1
- GitHub stars
- 49
- Updated
- May 13
majesticlabs-devpr-screenshot-docs
Capture and document UI changes with before/after screenshots for pull requests. Use when creating PRs that include visual changes to ensure reviewers can assess design modifications.
- installs
- 1
- GitHub stars
- 49
- Updated
- May 13
majesticlabs-devpragmatic-rails-reviewer
Review Rails code with high quality bar. Strict for modifications, pragmatic for new isolated code.
- installs
- 1
- GitHub stars
- 49
- Updated
- May 13
majesticlabs-devprivacy-reviewer
Review PII handling, encryption, and GDPR/CCPA compliance in Rails applications.
- installs
- 1
- GitHub stars
- 49
- Updated
- May 13
majesticlabs-devquality-gate
Run quality gate checks on code changes with tech stack-aware reviewers
- installs
- 1
- GitHub stars
- 49
- Updated
- May 13
majesticlabs-devrails-activity-timeline
Use when adding polymorphic activity timelines with live Turbo Stream updates to any Rails model. Covers migration, model, concern, shared partials, broadcasting, and optional AI-generated change summaries. Triggers on activity feed, audit trail, timeline, field change tracking, or Turbo Stream broadcasting patterns.
- installs
- 1
- GitHub stars
- 49
- Updated
- May 13
majesticlabs-devreact-coder
Write modern React components with TypeScript, hooks, and best practices. Creates functional components, custom hooks, and follows composition patterns.
- installs
- 1
- GitHub stars
- 49
- Updated
- May 13
majesticlabs-devreact-testing
Testing patterns for Vitest, React Testing Library, and Jest. Routes to component, hook, and integration test examples.
- installs
- 1
- GitHub stars
- 49
- Updated
- May 13
majesticlabs-devreadme-craft
Production-grade README.md patterns for any project type. Use when creating project documentation, writing README files, or improving existing docs. Covers hero sections, quick start examples, comparison tables, troubleshooting guides, and limitation transparency. Triggers on README, documentation, project setup, open source.
- installs
- 1
- GitHub stars
- 49
- Updated
- May 13
majesticlabs-devreasoning-verifier
Verify LLM reasoning using Reverse Chain-of-Thought (RCoT) to detect overlooked conditions.
- installs
- 1
- GitHub stars
- 49
- Updated
- May 13
majesticlabs-devreflect
Reflect on the current session and suggest AGENTS.md improvements based on user corrections, repeated feedback, and patterns observed during interaction. Use when ending a session to encode lessons learned. Don't use for cross-session learning from git history - use learn instead.
- installs
- 1
- GitHub stars
- 49
- Updated
- May 13
majesticlabs-devrubocop-fixer
Use when fixing Rubocop violations. Runs Rubocop to identify issues, applies fixes following project conventions, and explains non-obvious corrections.
- installs
- 1
- GitHub stars
- 49
- Updated
- May 13