Sandbox
1,625 repos for agent · CodexClear
CodeAlive-AI/
codealive-mcp

Context engine for large codebases, exposed through MCP. Gives AI coding agents precise repository context; benchmarked at frontier-agent quality with ~25x lower model cost and 45% fewer tokens with semantic search.

90
paleo/
alignfirst

Companion products for AI-assisted software work.

86

13 installable skills for Claude Code, OpenAI Codex, and Hermes, for finding your unknowns before they get expensive: blindspot pass, brainstorms, interviews, references, plans, notes, pitches, a merge quiz, plus a context audit, agent interface design, and progressive disclosure.

328
microsoft/
SkillOpt
microsoft/SkillOptFrameworks & SDKs

SkillOpt is a text-space optimizer that trains reusable natural-language skills for frozen LLM agents through trajectory-driven edits, validation-gated updates, and deployable best_skill.md artifacts.

17k
gosuda/
portal-tunnel

Publishes localhost services to the agentic web through self-hostable, trustless relays.

267

The environment engine for agent worktrees - zero-config dep sync + port/DB/compose isolation

86
rlajous/
claude-code-commands

Production-ready Git workflow skills, agents, hooks, reviews, releases, and notifications for Claude Code and Codex.

30
openwong2kim/
wmux

Run Claude Code, Codex & Gemini in parallel on Windows & macOS — git worktree fan-out with atomic hunk adoption, approval gates, reboot-surviving sessions

378

Headless product design for AI coding agents, backed by a transactional product graph | Design how it works, verify what you ship.

114

Open-source AI security scanner for Codex, Claude Code, and ACP-compatible coding agents—kept current with OpenAI Codex Security.

44
juyterman1000/
entroly

Cut AI context cost without trusting the compressor. Every reduction is reversible, byte-exact recoverable, and carries an auditable receipt. Local-first, works through proxy, MCP, SDK, or agent wrapper.

443
MustBeSimo/
cinematic-scroll-skill

Web Design Studio: free agent skill for distinctive websites, interactive 3D and motion. 28 live examples, art direction and accessible fallbacks. Formerly Cinematic Scroll.

34
AIScientists-Dev/
Flowtrace

Run a task with AI as a flow of steps you keep, reuse, and refine, not a one-off chat.

486

Agent skill that removes signs of AI-generated writing from text

46k
smtg-ai/
claude-squad

Manage multiple AI terminal agents like Claude Code, Codex, OpenCode, and Amp.

8.5k
intellectronica/
ruler

Ruler — apply the same rules to all coding agents

2.9k

Use your favorite coding agent with any model.

193
adewale/
skill-eval-harness

Agent Skill evaluation harness for paired variants, trace artifacts, and runner adapters

73
bahdotsh/
indxr

A fast codebase indexer and knowledge wiki for AI agents.

72
fal-ai-community/
genmedia-cli

Agent-first CLI for fal.ai — search, run, and manage 1000+ generative AI models

70

SEO Landing: Give your AI coding agent the capabilities of a senior Technical SEO engineer. An agent skill for building high-performance, technically optimized SEO landing pages. Turn an AI coding agent into a technical SEO specialist. Build and improve landing pages with: • 🚀 100/100 Google PageSpeed target • ⚡ Core Web Vitals optimization

149