Sandbox
824 repos for claude-code · TestingClear
TheGoat395/
Codex-Skills

Codex-first Agent Skills library for premium frontend, website, motion, accessibility, QA, and handoff workflows.

122
yvgude/
lean-ctx
yvgude/lean-ctxConnectors

LeanCTX — Context Intelligence for AI systems.

3.8k
FrancyJGLisboa/
agent-skills-platform

Build tested agent skills and govern their lifecycle through a user-defined marketplace: evidence, discovery, updates, rollback, quarantine, and 17-platform distribution.

2.4k
matlab/
simulink-agentic-toolkit

The Simulink Agentic Toolkit gives your AI agent both the tools and the expertise to work effectively with Simulink and Model-Based Design.

1.1k

Save 40%+ on agent token costs with code graphs: call graphs, dependency graphs, dead code detection, and blast radius analysis.

92

Portable Agent Skill for repository-native Spec programming, informed by public DeepSeek Harness engineering patterns.

39

Battle-tested agent skills mapping the footguns of Kotlin, Compose Multiplatform and the desktop JVM — mined from a production music app, not from documentation.

217
liatrio-labs/
spec-driven-workflow

Lightweight markdown-based workflow for collaborating with AI coding assistants using spec-driven development methodology

93
pzalutski-pixel/
javalens-mcp

MCP server providing semantic Java code analysis for AI agents. Built on Eclipse JDT with tools for navigation, refactoring, search, and metrics.

38

humanizer, but for code — an agent skill that removes AI-generated code slop: duplicated helpers, try-import fallbacks, broad excepts, speculative abstractions. Test-gated, behavior-preserving.

48

Local-first runtime for project-scoped AI coding-agent sessions, with durable state, authority boundaries, and multi-harness interoperability.

47

CLI proxy that reduces LLM token consumption by 60-90% on common dev commands. Single Rust binary, zero dependencies

80k

Emdash is the Open-Source Agentic Development Environment (🧡 YC W26). Run multiple coding agents in parallel. Use any provider.

5.7k
leonardomso/
rust-skills

A collection of 265 rules across 26 categories that AI coding agents can use to write idiomatic, fast, and safe Rust.

501
bocato/
swift-testing-agent-skill

Agent Skill providing expert Swift Testing guidance for AI coding tools: covering test doubles, fixtures, async patterns, XCTest migration, and testing best practices.

80
DominikTobureto/
awesome-grok-build

Grok Build resources, reusable .grok/skills, AGENTS.md templates, hooks, prompts, and starter workflows.

61
manaflow-ai/
cmux

Open source Ghostty-based macOS terminal with vertical tabs and notifications for AI coding agents. Built for multitasking, organization, and programmability.

27k
softspark/
ai-toolkit

Professional-grade AI coding toolkit: 94 skills, 44 agents, multi-platform (Claude, Cursor, Windsurf, Copilot, Gemini, Cline, Roo Code, Aider, Augment, Antigravity, Codex CLI, opencode).

172

Comprehensive sets of standards and practices designed to elevate the capabilities of AI coding agents.

156
artemiimillier/
bulletproof

Turns AI agents from chaotic code generators into disciplined engineers. 12-stage workflow from research to production.

151
EvoLinkAI/
awesome-claude-fable-5

Curated Claude Fable 5 use cases, tutorials, integrations, demos, and benchmark evidence with source links and multilingual README files.

49
FerroxLabs/
ijfw

IJFW — It Just F*cking Works. Ferrox Labs' local-first infrastructure for AI coding agents: shared memory, smart routing, multi-AI cross-audits, disciplined workflow.

210