Sandbox
1,625 repos for agent · CodexClear
UfoMiao/
zcf

Zero-Config Code Flow for Claude code & Codex

6.1k
nagisanzenin/
engram

Evidence-based learning engine — first-principles curricula, free-recall verification with receipts, FSRS-scheduled memory, and explorable artifacts. Learn anything; keep it.

1.4k
GaZmagik/
iso-24495

ISO 24495 Plain Language skills and Claude Code plugin

171
GENEXIS-AI/
gpt-image-skill

Generate GPT images from Codex or Claude Code using a ChatGPT subscription, without the Images API.

164

Free AI presentation maker & free AI poster maker for Codex, Claude Code, Cursor, and more—create editable slides, decks, posters, and social graphics with StarryKit.

92

📊 Browse your AI coding spend in the terminal — OpenCode, Claude Code, Codex & friends

86
MiaoDX/
intuitive-flow

Shared config, skills, and update scripts for Claude Code, Codex, and Gemini CLI

48
pranciskus/
newsmcp

MCP server for real-time world news — free, no API key required

42
giginet/
apple-icon-composer-skill

Create and validate Apple Icon Composer .icon packages — installable as a Claude Code plugin, a Codex plugin, or a gh skill.

35

Professional context and harness engineering for Claude Code and OpenAI Codex. Build production-grade software with spec-driven development, TDD, persistent memory, quality gates, code intelligence, human oversight, and end-to-end verification.

2.1k
sshaaf/
keycloak-mcp-server

An MCP server for Keycloak, designed to work with Keycloak for identity and access management, covering, Users, Realms, Clients, Roles, Groups, IDPs, Authentication. Searching keycloak discourse, Native builds available.

46
withqwerty/
nutmeg

Football data analytics toolkit for Claude Code. Covers Opta, StatsBomb, Wyscout, SportMonks, and free sources.

41
mvanhorn/
last30days-skill

AI agent skill that researches any topic across Reddit, X, YouTube, HN, Polymarket, and the web - then synthesizes a grounded summary

62k
Vincentwei1021/
anything2explainer

Topic in, narrated explainer video out. A Claude Code / Codex skill that turns any topic into a black-canvas motion-graphics explainer video with TTS voiceover, subtitles and a chapter progress bar. Chinese or English; every frame drawn in code with Remotion.

666
TateZhouSiu/
image-ppt-king

Turn slide screenshots and generated images into editable PowerPoint decks with visual-layer splitting, OCR evidence, and QA.

34
alirezarezvani/
ClaudeForge

A CLAUDE.md Generator and Maintenance tool for for Claude Code to create high-quality CLAUDE.md instruction files — aligned with Anthropic’s best practices for Claude Code.

424
hujizhou35-cmd/
journal-cover-letter-tutorial

Write and improve journal cover letters with separate Research, Review, and Bibliometrics workflows.|投稿信撰写与迭代教程

31
appautomaton/
document-SKILLs

Claude Code and Codex SKILLs for PDF, Excel, Word, and PowerPoint manipulation — extraction, forms, formulas, tracked changes, adapted from Anthropic skills.

159
gnurio/
porter-strategy-skills

12 executable AI agent skills for competitive strategy analysis, extracted from Michael Porter's Competitive Strategy. Five forces, competitor profiling, strategic groups, market signals, generic strategies, competitive moves, and industry-type playbooks — grounded in Porter's original frameworks.

48
ltczding-gif/
ref-downloader

Batch-download reference PDFs from a DOI or paper PDF using Crossref and your institutional Edge session.

135
clarilayer/
clarilayer

Stop re-explaining your data to your AI every session. The individual-analyst context layer, delivered over MCP (Claude Code / Cursor / Codex).

92
appautomaton/
presentation

A business question goes in. A consulting-grade deck comes out. Four composable skills for Claude Code and Codex: strategy storyboarding, brand identity, pixel-perfect PDF, native editable PPTX.

57