Specification v1

The Launchfile Specification

Describe what your app needs — not how to build the infrastructure. One file. Any platform.

Launchfile

version: launch/v1
name: my-app
runtime: node
requires: [postgres, redis]
commands:
  start: "node server.js"
health: /healthz

Guides

The origin, hypothesis, and landscape behind the specification.

Three fields to a running app. Learn the basics in two minutes.

Wire dynamic values between resources, components, and secrets.

Scalar shorthands that expand into structured objects.

Why the spec is shaped this way — 13 principles and key decisions.

Multi-component apps with provides, requires, and dependency wiring.

Declare resource dependencies — postgres, redis, s3, and more.

Typed env vars with defaults, generators, and sensitivity flags.

Lifecycle stages: build, release, start, seed, test, and custom.

SDK reference, examples, and getting started guides.

Browse Launchfiles for 50+ open-source apps.

Source code, issues, and contributions.