Building agents instructions files

6,085 tagged Building agents, measured the same way as everything else here.

Browse within: ai-coding 66agent-orchestration 63ai-tools 61claude-code-plugin 55model-context-protocol 51Multi-Agent 46copilot 46agent-framework 45skills 44ai-assistant 39gemini 29agentic-workflow 28Autonomous Agents 26agent-memory 26

octo-cli CLAUDE.md

193

Mininglamp-OSS/octo-cli

Instructions file Claude Code

Claude Code instructions for Mininglamp-OSS/octo-cli, covering claude.md — octo-cli project instructions, what is octo-cli, architecture, identity model and command structure (12 active domains, 322 operations).

not rated 673 changed yesterday A 4,507 tokens original Apache-2.0

cyanheads/obsidian-mcp-server

Instructions file Claude CodeCodexOpenCode

AGENTS.md instructions for cyanheads/obsidian-mcp-server, covering agent protocol, what's next?, core rules, patterns and tool — obsidianlisttags.

not rated 673 +1 changed yesterday A 6,725 tokens original Apache-2.0

Rikugan AGENTS.md

195

buzzer-re/Rikugan

Instructions file CodexOpenCode

Instructions for buzzer-re/Rikugan, covering agents.md — rikugan developer guide, project overview, directory structure, how the agent loop works and modes.

not rated 672 2mo ago A 14,111 tokens original MIT

mhattingpete/claude-skills-marketplace

Instructions file Claude Code

Instructions for mhattingpete/claude-skills-marketplace, covering claude code instructions for skills marketplace development, 🎯 repository context, current plugins, 🏗️ plugin structure standards and required directory structure.

not rated 670 +4 1mo ago A 4,792 tokens original Apache-2.0

simple10/agents-observe

Instructions file CodexOpenCode

AGENTS.md instructions for simple10/agents-observe, covering agents observe, install as plugin, skills, clone & run and troubleshooting.

not rated 666 +2 yesterday A 835 tokens original MIT

microsoft/copilot-camp

Instructions file GitHub Copilot ✓ vendor

Copilot instructions for microsoft/copilot-camp, covering instructions for copilot and copilot dev camp lab authoring.

not rated 660 yesterday A 649 tokens original MIT

polywise AGENTS.md

199

MatrixAges/polywise

Instructions file CodexOpenCode

AGENTS.md instructions for MatrixAges/polywise, a project described as: The open source agentic content system to make your contents alive. Self-hosted on any platform. ◑.

not rated 659 2mo ago A 226 tokens original MIT

ClawBench AGENTS.md

201

TIGER-AI-Lab/ClawBench

Instructions file CodexOpenCode

AGENTS.md instructions for TIGER-AI-Lab/ClawBench, covering clawbench -- agent context, what this is, project structure, setup and 2. configure at least one model.

not rated 653 +10 changed 2d ago A 1,789 tokens original Apache-2.0

dexto AGENTS.md

202

truffle-ai/dexto

Instructions file CodexOpenCode

AGENTS.md instructions for truffle-ai/dexto, covering dexto development guidelines for ai assistants, code quality requirements, general rules, stack rules (important) and webui (packages/webui).

not rated 648 18d ago A 3,612 tokens

LarAgent AGENTS.md

203

MaestroError/LarAgent

Instructions file CodexOpenCode

Instructions for MaestroError/LarAgent, covering purpose, key principles, planning, executing plan and testing.

not rated 642 +1 16d ago A 505 tokens original MIT

ios-mcp AGENTS.md

204

witchan/ios-mcp

Instructions file CodexOpenCode

A set of repository instructions for Codex, an AI coding agent, covering Git work, releases, and the AGENTS.md file that stores project rules. Git is the version-control system used to record and share code changes.

not rated 630 5d ago A 6,883 tokens original MIT

minions AGENTS.md

205

agent37-platform/minions

Instructions file CodexOpenCode

Instructions for agent37-platform/minions, covering agents.md, engineering practices, what this is, prerequisites and commands.

not rated 630 +6 22d ago A 3,477 tokens original MIT

sigmap AGENTS.md

206

manojmallick/sigmap

Instructions file CodexOpenCode

AGENTS.md instructions for manojmallick/sigmap, covering sigmap — agents.md, append strategy (required), auto-generated signatures, code signatures and sigmap commands.

not rated 626 +2 changed 2d ago A 15,631 tokens original MIT

marc-shade/world-intel-mcp

Instructions file Claude Code

Claude Code instructions for marc-shade/world-intel-mcp, covering claude.md, what this is, commands, install and run mcp server (stdio mode).

not rated 621 +6 changed 2d ago A 2,089 tokens original MIT

bryanyzhu/agentic-ai-system-course

Instructions file CodexOpenCode

Instructions for bryanyzhu/agentic-ai-system-course, covering claude.md — ai mentor's guideline, the design you are working inside, your role, the curriculum and reference systems: optional, triggered, not required.

not rated 602 +6 2mo ago A 3,880 tokens original MIT

doop CLAUDE.md

209

kgoedecke/doop

Instructions file Claude Code

Claude Code instructions for kgoedecke/doop, covering doop, tech stack, first-time setup after clone, project layout and language.

not rated 606 +11 today A 466 tokens AGPL-3.0

chainloop CLAUDE.md

210

chainloop-dev/chainloop

Instructions file Claude Code

Claude Code instructions for chainloop-dev/chainloop, covering claude.md, architecture, control plane (app/controlplane/), artifact cas (app/artifact-cas/) and cli (app/cli/).

not rated 583 yesterday B 3,548 tokens original Apache-2.0

ArtemXTech/personal-os-skills

Instructions file Claude Code

Claude Code instructions for ArtemXTech/personal-os-skills, covering claude.md, repo structure, skill folder format, publishing a skill and checklist.

not rated 532 +2 5mo ago A 449 tokens original MIT

ClickHouse/agent-skills

Instructions file CodexOpenCode ✓ vendor

Instructions for ClickHouse/agent-skills, covering agents.md, repository overview, repository structure, creating a new skill and directory structure.

not rated 530 +7 1mo ago A 1,897 tokens original Apache-2.0

muthuishere/mcp-server-bash-sdk

Instructions file Claude Code

Instructions for muthuishere/mcp-server-bash-sdk, covering claude.md, what this is, commands, the contract between the two layers and protocol shape (2026-07-28).

not rated 515 1mo ago A 2,713 tokens original MIT

the-startup AGENTS.md

216

rsmdt/the-startup

Instructions file Claude CodeCodexOpenCode

Instructions for rsmdt/the-startup, covering agents.md, what this is, repository structure, key concepts and plugin architecture.

not rated 511 +1 1mo ago A 1,935 tokens original MIT

At most 3 mods per repository are shown here, and a mod shipped inside a plugin is left to that plugin's page — the rest are on their repository pages: