outline-apps: Instructions file for Codex

AGENTS.md

outline-apps AGENTS.md is an instructions file for Codex, OpenCode from OutlineFoundation/outline-apps. It costs 994 tokens per session, scanned A, original, Apache-2.0.

A set of instructions for working in the Outline code repository, which contains the client app, server manager, and shared build tools. It explains the repository layout and the main command used to run development tasks.

In plain words
What is it for?
Use it to start development servers, run tests, build components, list available actions, and work with the Outline monorepo—a repository that holds several related projects together.
Why use it?
It helps an agent find the right part of the codebase and use the project's standard commands instead of guessing how the repository works.

Instructions file for CodexOpenCode

Written for Codex and OpenCode: the file is AGENTS.md. Also seen: mentions AGENTS.md.

This is OutlineFoundation/outline-apps's own configuration. It tells Codex and OpenCode how to work on outline-apps itself, so it is not a mod to install elsewhere. Copy it as a starting point and replace the rules that are about this project. Everything outline-apps configures →

About the project

Outline Apps is a pair of applications for creating and using VPN access: Outline Manager manages VPN servers, while Outline Client connects people to them. Individuals and organizations use it to share VPN access across desktop and mobile devices, and the catalogue entries provide instructions for working with the project.

OutlineFoundation/outline-apps · 9,271 stars · on GitHub · getoutline.org

Reuse

Borrowing it

Nothing to install: this file belongs to OutlineFoundation/outline-apps. Take a copy, put it at the same path in your own repository, and replace the rules that are about this project with yours.

Copy the file
curl -O https://raw.githubusercontent.com/OutlineFoundation/outline-apps/master/AGENTS.md
Clone the repo
git clone --depth 1 https://github.com/OutlineFoundation/outline-apps

Made for: Codex, OpenCode.

Wrote this? Show the measurements

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Per session 994 This file is loaded in full into every session.
When invoked 994 The same file — it is already loaded in full.
Security scan A 0 findings. A grade says what 26 rules found in the file — not that it is safe.
Origin original No closer match found in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5.1 $0.00994 $0.00994
Opus 5.5 $0.00398 $0.00398
Sonnet 5.5 $0.00199 $0.00199
Haiku 4.5 $0.00099 $0.00099

Measured 4d ago against content hash 82e36028c804, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

outline-apps AGENTS.md scanned grade A with 0 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 4d ago.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Nothing flagged

None of the 26 patterns this scan looks for appear in this file: no shell pipes, no recursive deletes, no credential paths, no hidden text, no instruction-override or anti-refusal phrasing, no agent-config snooping. That is not a guarantee, it is the absence of the things that are checkable.

AGENTS.md · 66 lines

How it starts

The opening of the file, as written. The whole thing — 66 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Welcome to the Outline Monorepo!

This document provides a guide for AI and human agents working with the Outline codebase.

Before making changes, read CONTRIBUTING.md. Its rules apply to every contribution, including AI-generated ones.

AI Contributions

  • AI-generated contributions are allowed, but keep in mind that the project maintainers also have access to generally available commercial LLMs. Taking a bug, one-shotting a prompt to fix it, and sending us the result as a pull request often isn't helpful, and can create more work for maintainers instead of solving problems. Verify that a fix is sensible, and test it as described in CONTRIBUTING.md, before sending it our way.
  • We suggest tagging your commits and pull requests with information about the AI tools you used, such as a Co-authored-by: [Agent] trailer in commit messages or a Generated with [Agent] line in pull request descriptions. This helps us understand your development process.

Repository Structure

The Outline monorepo is organized into three main components:

The npm run action Command

The primary entry point for all development tasks is npm run action <path>, which resolves to .action.sh or .action.mjs files in the repo. Run npm run action list to see all available actions. Pass flags after --:

npm run action client/src/cordova/setup macos -- --buildMode=release

Common Actions

  • npm run action list: Lists all available actions.
  • npm run action client/web/start: Starts a dev server for the shared web UI.
  • npm run action server_manager/www/start: Starts a dev server for the Manager UI.
  • npm run action <component>/test: Runs tests (e.g. npm run action client/web/test).
  • npm run action <component>/build: Builds a component (e.g. npm run action client/electron/build linux -- --arch=x64).

Read the full file on GitHub · 66 lines

Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. 4d ago Changed · +7 lines · +197 tokens per session 82e36028c804
  2. 2mo ago First seen · 59 lines · 797 tokens per session scan A 68a558ae2d02

Subscribe to this mod's changes

outline-apps AGENTS.md is an instructions file published in the GitHub repository OutlineFoundation/outline-apps (9,271 stars, last pushed yesterday), licensed Apache-2.0. It adds 994 tokens to every session, about $0.0040 per session on Opus 5.5. A static security scan graded it A with 0 findings. No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-30.

Related

outline-apps AGENTS.md compared with instructions from other repositories

outline-apps AGENTS.md next to 6 instructions from other repositories
ModTypeStarsLast pushLicenceScanTokensWorks with
outline-apps AGENTS.mdOutlineFoundation/outline-appsInstructions file9.3kyesterdayApache-2.0A994Codex, OpenCode
vscode buildNext.instructions.mdmicrosoft/vscodeInstructions file195kyesterdayMITA9,719GitHub Copilot
next.js AGENTS.mdvercel/next.jsInstructions file143kyesterdayMITA7,461Codex, OpenCode
langchain AGENTS.mdlangchain-ai/langchainInstructions file149kyesterdayMITA4,680Codex, OpenCode
vscode oss-third-party-notices.instructions.mdmicrosoft/vscodeInstructions file195kyesterdayMITA5,516GitHub Copilot
vscode copilot-instructions.mdmicrosoft/vscodeInstructions file195kyesterdayMITA3,093GitHub Copilot
deepseek-harness AGENTS.mddeepseek-ai/deepseek-harnessInstructions file274k2d agoMITA4,313Codex, OpenCode