Agent skills you can check before you install
Public SKILL.md skills from GitHub repositories with 50+ stars and from the vendors themselves, scanned and scored. Install any of them with one command in Claude Code, Cursor, Codex, GitHub Copilot or Gemini CLI.
45,100 skills from 2,196 repositories · updated 7 hours ago
45,098 skills
- dispatchsickn33/agentic-awesome-skillsDelegate tasks to OpenAI Codex CLI and Google Antigravity CLI from Claude Code with topic-aware sessionsEngineeringNo warnings★ 48.5K↓ —
- vcpkggithub/awesome-copilotGuide for setting up vcpkg in C++ projects, managing dependency versions, and cross-compiling. Covers manifest initialization, CMake and Visual Studio integration, classic-to-manifest migration, version pinning, baselines, overrides, triplets, and cross-compilation. Use when a user is working with vcpkg project setup, installation, version management, or cross-platform builds. For specialized tasks, additional references cover custom registries and overlay ports (references/registries.md), CI/CD and binary caching (references/ci.md), and troubleshooting and dependency lifecycle (references/troubleshooting.md).DevOpsNo warnings★ 40.4K↓ —
- defuddlesickn33/agentic-awesome-skillsExtract clean markdown content from web pages using Defuddle CLI, removing clutter and navigation to save tokens. Use instead of WebFetch when the user provides a URL to read or analyze, for online documentation, articles, blog posts, or any standard web page.WritingNo warnings★ 48.5K↓ —
- tugboatgithub/awesome-copilotAnxiety-aware, evidence-driven collaboration for stalled or high-stakes work when a user says uncertainty, repeated setbacks, or lack of visible progress is causing significant anxiety or distress. Use immediately when explicitly invoked; when this fit is only inferred from the user's own account, ask permission before applying it. Preserve the user's ideal and turn grounded perspective-taking into persistent, bounded problem solving. Do not use to diagnose, provide therapy, manufacture certainty, or lower goals for reassurance.OtherNo warnings★ 40.4K↓ —
- visual-edit-precisionwshobson/agentsUse when making UI/frontend changes guided by visual context, when the user selects elements visually, draws annotations, or provides screenshots alongside change requests. Also use when editing components where spatial context (element identity, DOM references, layout data) supplements text instructions.WritingNo warnings★ 41.7K↓ —
- bash-prosickn33/agentic-awesome-skillsMaster of defensive Bash scripting for production automation, CI/CD pipelines, and system utilities. Expert in safe, portable, and testable shell scripts.DevOpsNo warnings★ 48.5K↓ —
- dependabotgithub/awesome-copilotComprehensive guide for configuring and managing GitHub Dependabot. Use this skill when users ask about creating or optimizing dependabot.yml files, managing Dependabot pull requests, configuring dependency update strategies, setting up grouped updates, monorepo patterns, multi-ecosystem groups, security update configuration, auto-triage rules, or any GitHub Advanced Security (GHAS) supply chain security topic related to Dependabot. For pre-commit dependency vulnerability scanning in AI coding agents via the GitHub MCP Server, this skill references the Advanced Security plugin (`advanced-security@copilot-plugins`). Use this skill when an agent needs to scan dependencies for known vulnerabilities before committing.SecurityNo warnings★ 40.4K↓ —
- brag-sheetgithub/awesome-copilotTurn vague "what did I do?" into evidence-backed impact statements for performance reviews, self-reviews, promotion packets, and weekly updates. Uniquely mines Copilot CLI session logs to reconstruct forgotten work, plus git commits and GitHub PRs. Enforces a 3-part impact contract (action → result → evidence). Works standalone with zero dependencies. Trigger for: "brag", "log work", "what did I do", "backfill my work history", "performance review", "self-review", "self assessment", "write impact statement", "review prep", "promo packet", "promotion case", "weekly update", "status report", "accomplishments", "what did I ship", "I forgot to log my work", "summarize my work", "track my wins", "what should I highlight", "end of half", "career growth", "work journal", or any request to document, summarize, or organize work accomplishments.LegalNo warnings★ 40.4K↓ —
- ask-mattsickn33/agentic-awesome-skillsAsk which skill or flow fits your situation. A router over the user-invoked skills in this repo.OtherNo warnings★ 48.5K↓ —
- anywritesickn33/agentic-awesome-skillsCompiled CLI covering all 52 endpoints of the Anytype local API — objects, properties, tags, search, chat, files — one binary, no MCP server needed.EngineeringNo warnings★ 48.5K↓ —
- build-uisickn33/agentic-awesome-skillsStep-by-step workflow for UI work: read the project, follow the plan for the job (new screen, dashboard, polish, simplify, review), then render, fix and check again.DesignNo warnings★ 48.5K↓ —
- ux-copysickn33/agentic-awesome-skillsGenerate UX microcopy (button labels, error messages, empty states, toasts) following a casual-but-polite voice and toneDesignNo warnings★ 48.5K↓ —
- ui-pagesickn33/agentic-awesome-skillsScaffold a new mobile page/screen using the StyleSeed layout patternsDesignNo warnings★ 48.5K↓ —
- ui-lintsickn33/agentic-awesome-skillsQuick automated lint — detects common design system violations in secondsDesignNo warnings★ 48.5K↓ —
- acreadiness-assessgithub/awesome-copilotRun the AgentRC readiness assessment on the current repository and produce a static HTML dashboard at reports/index.html. Wraps `npx github:microsoft/agentrc readiness` and hands off rendering to the @ai-readiness-reporter custom agent. Supports policies (--policy) for org-specific scoring. Use when asked to assess, audit, or score the AI readiness of a repo.MediaNo warnings★ 40.4K↓ —
- ui-statessickn33/agentic-awesome-skillsDesign and build the UI states agents forget: first use, empty, loading, error, offline, no results, long content, permission denied and success.DesignNo warnings★ 48.5K↓ —
- langgraphsickn33/agentic-awesome-skillsExpert in LangGraph - the production-grade framework for building stateful, multi-actor AI applications. Covers graph construction, state management, cycles and branches, persistence with checkpointers, human-in-the-loop patterns, and the ReAct agent pattern.EngineeringNo warnings★ 48.5K↓ —
- hunt-cicdsickn33/agentic-awesome-skillsHunt CI/CD pipeline vulnerabilitiesSecurityNo warnings★ 48.5K↓ —
- sql-prosickn33/agentic-awesome-skillsMaster modern SQL with cloud-native databases, OLTP/OLAP optimization, and advanced query techniques. Expert in performance tuning, data modeling, and hybrid analytical systems.DataNo warnings★ 48.5K↓ —Also in 1 other repo
- curlshotsickn33/agentic-awesome-skillsCapture web page screenshots, PDFs and scrolling videos, or render HTML/Markdown to images, with the hosted CurlShot API.MediaNo warnings★ 48.5K↓ —
- varlocksickn33/agentic-awesome-skillsSecure-by-default environment variable management for Claude Code sessions.EngineeringNo warnings★ 48.5K↓ —
- screen-reader-testingwshobson/agentsTest web applications with screen readers including VoiceOver, NVDA, and JAWS. Use when validating screen reader compatibility, debugging accessibility issues, or ensuring assistive technology support.TestingNo warnings★ 41.7K↓ —
- cloudishsickn33/agentic-awesome-skillsDeploy a Dockerfile, source folder, or existing image to Cloudish as a running container at a live URL, built server-side with no local Docker, with confirmation before spending credits.DevOpsNo warnings★ 48.5K↓ —
- riffkitsickn33/agentic-awesome-skillsCreate short videos with Riffkit: Adapt a source formula, Swap approved footage, or generate from an idea. Use for UGC ads and localized video; requires an account and render approval.MediaNo warnings★ 48.5K↓ —
java-junit
github/awesome-copilot
TestingUpdated 21 hours ago
From the author
Write, review and fix Java unit tests with JUnit 5 and JUnit 6 (Jupiter), AssertJ and Mockito: assertions, parameterized and nested tests, mocking rules, deterministic time and randomness, Surefire vs Failsafe, JaCoCo coverage, optional PIT mutation testing, and guardrails for agents (never skip or delete failing tests). Use when adding, refactoring or debugging tests in Maven or Gradle projects. Framework-neutral.
Install
npx skills add github/awesome-copilot --skill java-junit -a claude-code
Installs to .claude/skills/java-junit/ · Each command fetches the skill straight from GitHub with the open skills CLI.
Download .zip
Byte-identical to the scanned commit, with the repository’s licence and a SOURCE.txt.
What it can touch
Instructions onlyNo network use seenLicence: MIT
Safety checks on SKILL.md
No warnings.
Why 95
Security100
Provenance95
Maintenance100
Licence100
Adoption71
Files (3)
- SKILL.md
- references/assertj-and-mockito.md
- references/build-setup.md