22,198 repositories keep their own agent configuration in the open: a CLAUDE.md, a rules file, instructions for Copilot, a skill the project runs on itself. These are not mods to install. They are worth reading for what they reveal — what a maintainer thinks an agent gets wrong.
Building agents7,609Claude Code6,644Data and AI3,677Backend and APIs3,502Languages3,403Planning3,220Git and workflow3,193Code review2,743Testing2,377Memory and context2,363DevOps and cloud2,314Writing and docs2,311Research2,293Frontend2,259Security2,022Productivity1,721
All Claude Code32,006 Codex23,251 OpenCode22,198 GitHub Copilot3,552 Gemini CLI1,917 Cursor1,737 Windsurf138 Kiro81
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| eparodi/deepcut-skills Useful skills to use with deepseek and Zed editor. | 3 | Codex, OpenCode | 1 | 13,406 tok |
| konflux-ci/mintmaker-renovate-image A repo useful to host and build the mintmaker container image | 3 | Codex, OpenCode | 1 | 347 tok |
| mercato-supply-chain/mercato-dapp mercatocapital.xyz MERCATO is a supply chain finance application: it helps small and medium businesses (we us | 3 | Claude Code, Codex, OpenCode | 6 | 3,818 tok |
| GiaBaorr/mgmhcm-summer-intership | 3 | Codex, OpenCode | 1 | 2,062 tok |
| openshift-kni/rds-analyzer | 3 | Claude Code, Codex, OpenCode | 2 | 8,155 tok |
| kyleve/Stuff Random apps and stuff | 3 | Claude Code, Codex, OpenCode | 10 | 10,570 tok |
| VoidX3D/RU_Club_Website ruclubmotherland.vercel.app Official website for Motherland RU Club — a student environmental squad from Pokhara, Nepa | 3 | Codex, OpenCode | 2 | 3,856 tok |
| k1wi777/my-harness-SDD A custom harness for the professional use of tools and AI agents, based on a spec-driven d | 3 | Codex, OpenCode | 1 | 1,309 tok |
| kalepail/ohloss ohloss.com Faction-based DeFi gaming on Stellar: deposits earn faction points, games move standings, | 3 | Claude Code, Codex, OpenCode | 2 | 6,199 tok |
| CBNU-TeamH/RMF-Block Re-arrangeable Markdown Fabric block based note-taking app | 3 | Claude Code, Codex, OpenCode | 2 | 2,685 tok |
| kokodak/hanji kokodak.github.io Hanji 韓紙, a super lightweight Markdown editor. | 3 | Claude Code, Codex, OpenCode | 2 | 963 tok |
| pajew-ski/temet-nosce pajew.ski A self-explaining knowledge graph. No embeddings, no vector DB. Just Markdown, an index, a | 3 | Codex, OpenCode | 1 | 6,257 tok |
| ianandersonlol/HiveTransition | 3 | Claude Code, Codex, OpenCode | 2 | 2,663 tok |
| QTtrash/tarkov-map signal.mouchsiadis-solutions.com Local-first Escape from Tarkov map intelligence and end-to-end encrypted squad position sh | 3 | Codex, OpenCode | 1 | 353 tok |
| tembo/docs | 3 | Codex, OpenCode | 1 | 1,052 tok |
| aaronvanston/thinking-vault-template Sanitized, shareable template for an Obsidian/Markdown thinking vault — structure, convent | 3 | Claude Code, Codex, OpenCode | 2 | 154 tok |
| ai-integr8tor/agent0ai-dox | 3 | Codex, OpenCode | 1 | 820 tok |
| muqeetmughal/db_tools A Frappe App For Database Level Tools and Utilities | 3 | Codex, OpenCode | 1 | 3,025 tok |
| jonanderson10/enhanced-opencode-prompt-stack A provider-agnostic replacement for OpenCode's built-in system prompts with best practices | 3 | Codex, OpenCode | 1 | 576 tok |
| romelllo/mipt-python-2026 | 3 | Claude Code, Codex, OpenCode | 2 | 1,984 tok |
| fco3lho/unlazier-ai OpenCode and Claude Code rules to eliminate lazy coding, behavioral principles, code quali | 3 | Claude Code, Codex, OpenCode | 2 | 1,425 tok |
| jiki-education/front-end | 3 | Claude Code, Codex, OpenCode | 4 | 4,082 tok |
| mithunyc/obsidian-agent-memory A production-grade memory system for AI coding agents. Context Capsules, Tiered Retrieval, | 3 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 496 tok |
| abexiong/govafy-unsolicited-proposal-kit A plain-English playbook for small businesses writing federal unsolicited proposals under | 3 | Claude Code, Codex, OpenCode | 2 | 4,953 tok |
| Affitor/agent-skills AI agent instructions for integrating Affitor affiliate tracking. Works with Claude Code, | 3 | Codex, OpenCode | 1 | 327 tok |
| gatalifeltd/economizer-skills Token-economy guidelines for coding agents — cut wasted output, reduce cost (Claude, Curso | 3 | Claude Code, Codex, OpenCode | 2 | 178 tok |
| elmoritz/agents-skills-setup elmoritz.github.io | 3 | Claude Code, Codex, OpenCode | 25 | 2,647 tok |
| weante/city-salary City salary calculator Agent Skill: Calculates social security, housing provident fund, in | 3 | Codex, OpenCode | 1 | 1,640 tok |
| porchetthub/-https-github.com-DietrichGebert-ponytail | 3 | Codex, GitHub Copilot, OpenCode | 2 | 1,117 tok |
| intentdriven/abcd abcdev.app abcd: An experimental configuration layer for intent-driven development. | 3 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 6,569 tok |
| RedHatResearch/aibom-security AI BOM Security | 3 | Claude Code, Codex, OpenCode | 2 | 2,883 tok |
| AsterCommunity/AptS-1548 | 3 | Codex, OpenCode | 1 | 400 tok |
| TidyFactor/Cinematic tidyfactor.com Produce high-impact, scroll-driven product films and luxury Cinematic Landing pages. | 3 | Claude Code, Codex, OpenCode | 20 | 3,385 tok |
| hanzixuan58521/zixuan-agent-constitution A personal AI agent constitution combining Occam's razor, first principles, beginning with | 3 | Codex, OpenCode | 1 | 3,941 tok |
| tomas-lp/hackIAthon-2026-nkc inu-app.inu-bdc.workers.dev | 3 | Claude Code, Codex, OpenCode | 3 | 209 tok |
| serenashenn3-art/wechat-forensic-pro wechat-forensic-pro | 3 | Claude Code, Codex, Cursor, Gemini CLI, OpenCode | 4 | 13,264 tok |
| 8Dionysus/aoa-agents Role and persona layer for AoA: explicit agent profiles, role contracts, handoff rules, me | 3 | Codex, OpenCode | 1 | 1,225 tok |
| cicikat/PresenceKit-mobile Mobile client for PresenceKit, providing a companion experience on Android. | 3 | Claude Code, Codex, OpenCode | 2 | 3,845 tok |
| krahets/krahets.github.io krahets.com Personal website of Yudong Jin (@krahets) | 3 | Claude Code, Codex, OpenCode | 2 | 1,736 tok |
| charlesapetersen/Archive-Suite Three native macOS apps for turning shelves of historical documents into a searchable, rea | 3 | Claude Code, Codex, OpenCode | 6 | 12,548 tok |
| atmosware/cognia-agents | 3 | Claude Code, Codex, OpenCode | 33 | 794 tok |
| atmosware/praxia-agents | 3 | Claude Code, Codex, OpenCode | 27 | 1,771 tok |
| nassimna/karpathy-guidelines Cross-agent Karpathy-inspired behavioral guidelines for Claude Code, Codex, Cursor, and Ge | 3 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 1,564 tok |
| lazysheep-z/apdr-product-design-runtime AI Product Design Runtime by Joker — from requirements to frontend code, powered by 5 MCP | 3 | Codex, OpenCode | 1 | 514 tok |
| vepo/contraponto blogs.commit-mestre.dev Self-hostable multi-author blog platform built with Quarkus, HTMX, and PostgreSQL. Per-use | 3 | Claude Code, Codex, Cursor, OpenCode | 22 | 3,706 tok |
| Brainy-Builds/ts-inspect-cli A read-only TypeScript semantic inspection CLI built on ts-morph | 3 | Claude Code, Codex, OpenCode | 2 | 1,488 tok |
| NAME0x0/HyMarkX npmjs.com Markdown-compatible language that progressively becomes a web application. CommonMark + GF | 3 | Claude Code, Codex, OpenCode | 3 | 1,348 tok |
| systemfsoftware/constitution systemfsoftware.com The engineering constitution for unbreakable software — functional core / imperative shell | 3 | Claude Code, Codex, OpenCode | 2 | 1,468 tok |
| mturac/skill-hunter Pre-execution layer that makes agents check for existing skills before building from scrat | 3 | Claude Code, Codex, OpenCode | 2 | 1,477 tok |
| Enovatr-Labs/SpecRoute Open source framework for spec-driven agentic software engineering. PRDs, prompts, agents, | 3 | Claude Code, Codex, Gemini CLI, OpenCode | 7 | 3,090 tok |