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# Glean SDK
[](https://crates.io/crates/glean-core)
[](https://github.com/mozilla/glean/blob/main/LICENSE)
[](https://circleci.com/gh/mozilla/glean)
## Documentation
All documentation is available online:
## [The Glean SDK Book][book]
## Overview
Refer to the documentation for [using][book] and [developing][devbook] the Glean SDK.
For an overview of Glean beyond just the SDK, see the [section in the Firefox data docs](https://docs.telemetry.mozilla.org/concepts/glean/glean.html).
The code in this repository is organized as follows:
* [./glean-core/](glean-core) contains the source for the low-level Rust library.
* [./glean-core/rlb](glean-core/rlb) contains the high-level Rust library.
* [./glean-core/android](glean-core/android) contains the Kotlin bindings for use by Android applications.
* [./glean-core/ios](glean-core/ios) contains the Swift bindings for use by iOS applications.
* [./glean-core/python](glean-core/python) contains Python bindings.
**Note: The Glean SDK requires at least [Rust 1.82.0](https://blog.rust-lang.org/2024/10/17/Rust-1.82.0.html). Older versions are untested.**
## Contact
To contact us you can:
* Find us in the [#glean channel on chat.mozilla.org](https://chat.mozilla.org/#/room/#glean:mozilla.org).
* To report issues or request changes, file a bug in [Bugzilla in Data Platform & Tools :: Glean: SDK][newbugzilla].
* Send an email to *glean-team@mozilla.com*.
## Credits
The [Glean logo artwork](https://dianaciufo.wordpress.com/2019/10/11/glean-graphic-identity-for-mozilla-firefox/) was contributed by [Diana Ciufo](https://dianaciufo.wordpress.com/).
It's licensed under MPL.
### Alumni contributors
* Georg Fritzsche
* Michael Droettboom
See the full list of contributors for:
## License
This Source Code Form is subject to the terms of the Mozilla Public
License, v. 2.0. If a copy of the MPL was not distributed with this