Elixir's official agreements governing the use of our open-source language, ecosystem, and community platform.
Elixir is released under the Apache 2.0 License, which can be found in the COPYING file of the official Elixir repository.
Projects in the Elixir ecosystem have their own licensing agreements, but are compatible with Elixir's Apache 2.0 license.
The web framework for Elixir uses the Apache 2.0 license, same as the core language.
Embedded systems tools maintain open source compatibility with the Elixir license structure.
Testing frameworks and libraries maintain open development and compatibility.
Elixir is a registered trademark of The Elixir Initiative. While all code is open source, certain rights are reserved to ensure responsible use. All contributors have the right to modify the code but must maintain the license agreement.
For legal questions or to be informed of any changes to these terms or any of our licenses, please contact our legal team.
Contact Legal Team