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Engineering Handbook

Welcome to the Subscribed Engineering Handbook — the central technical reference for our dev team.

Here you'll find decisions, standards, guides, and documentation for all our internal packages and projects. This handbook is a living document: continuously updated and automatically synced from our repos.


  • Guides


    Get up and running quickly with new projects and packages.

    Browse guides

  • Standards


    Our coding standards, branching strategy, and PR checklist.

    Browse standards

  • Architecture Decision Records


    Architectural decisions and the reasoning behind them.

    Browse ADRs

  • Packages


    Documentation for our internal Composer packages.

    Browse packages


Who is this for?

The Engineering Handbook is for everyone on the dev team — whether you're new or experienced. It's your first stop when you:

  • start a new project or package
  • are unsure how we do things here
  • want to understand an architectural decision
  • need documentation for an internal package

Contributing

See something outdated or missing? Open a PR against subscribed-aps/eng-handbook. Everyone on the team can and should contribute.