Looking to integrate with a 37signals product? We've got everything you need here. From sample code to detailed API documentation, you'll be up and running in no time.

Want to get started with API integration? Here's a quick check list:

1. Register your app or update your already registered app to access more products.
2. Review the brand guidelines for rules on naming and marketing your app
3. Read up on how to authenticate your app with our products.
4. Peruse the API docs for the product you need to work with
5. Join the API mailing list to talk to others using the APIs and give us feedback!

Need to look up the API documentation for a product? There's a repo for each:

• Basecamp API
• Basecamp Classic API
• Highrise API
• Campfire API
• Backpack API
• System Status API

Logging your users into our products is supported through OAuth 2. Several apps support login via API tokens and HTTP Basic Authentication as well.

We have a detailed guide for authenticating your users with our apps.

Have questions on how to name and publicize your app? Our brand guidelines have some basic answers for you. If you have a more detailed question, just open up a support ticket and we'll sort it out!

This repo contains official high quality EPS logos for each product, which we encourage use of to promote your app!

• 37signals official logo
• Basecamp official logo
• Highrise official logo
• Campfire official logo
• Backpack official logo

Please tell us how we can make the APIs better. If you have a specific feature request or if you found a bug, please open a support ticket. Also, feel free to fork these docs and send a pull request with improvements!

To talk with us and other developers about the API, subscribe to the 37signals-api mailing list.