LoopBack makes it easy to build modern applications that require complex integrations.
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⚠️ LoopBack 3 has reached end of life. We are no longer accepting pull requests or providing support for community users. The only exception is fixes for critical bugs and security vulnerabilities provided as part of support for IBM API Connect customers. We urge all LoopBack 3 users to migrate their applications to LoopBack 4 as soon as possible. Learn more about LoopBack's long term support policy. will be provided or accepted. (See Module Long Term Support Policy below.)
We urge all LoopBack 3 users to migrate their applications to LoopBack 4 as soon as possible. Refer to our Migration Guide for more information on how to upgrade.
LoopBack is a highly-extensible, open-source Node.js framework that enables you to:
- Create dynamic end-to-end REST APIs with little or no coding.
- Access data from Oracle, MySQL, PostgreSQL, MS SQL Server, MongoDB, SOAP and other REST APIs.
- Incorporate model relationships and access controls for complex APIs.
- Use built-in push, geolocation, and file services for mobile apps.
- Run your application on-premises or in the cloud.
LoopBack consists of:
- A library of Node.js modules.
- Yeoman generators for scaffolding applications.
- Client SDKs for iOS, Android, and web clients.
LoopBack tools include:
- Command-line tool
loopback-clito create applications, models, data sources, and so on.
For more details, see https://loopback.io/.
Module Long Term Support Policy
LoopBack 3.x has reached End-of-Life.
This module adopts the Module Long Term Support (LTS) policy, with the following End Of Life (EOL) dates:
Version Status Published EOL LoopBack 4 Current Oct 2018 Apr 2023 (minimum) LoopBack 3 End-of-Life Dec 2016 Dec 2020 LoopBack 2 End-of-Life Jul 2014 Apr 2019
Learn more about our LTS plan in docs.
The LoopBack framework is a set of Node.js modules that you can use independently or together.
The LoopBack community has created and supports a number of additional connectors. See Community connectors for details.
StrongLoop provides a number of example applications that illustrate various key LoopBack features. In some cases, they have accompanying step-by-step instructions (tutorials).
See examples at loopback.io for details.
- API documentation.
- LoopBack Announcements
- LoopBack Google Group.
- GitHub issues.
- Gitter chat.
Contributions to the LoopBack project are welcome! See Contributing to LoopBack for more information.
One of the easiest ways to contribute to LoopBack is to report an issue. See Reporting issues for more information.