# oneAPI Threading Building Blocks
[![Apache License Version 2.0](https://img.shields.io/badge/license-Apache_2.0-green.svg)](LICENSE.txt) [![oneTBB CI](https://github.com/oneapi-src/oneTBB/actions/workflows/ci.yml/badge.svg)](https://github.com/oneapi-src/oneTBB/actions/workflows/ci.yml?query=branch%3Amaster)

oneAPI Threading Building Blocks (oneTBB) lets you easily write parallel C++ programs that take
full advantage of multicore performance, that are portable, composable and have future-proof scalability.

## Release Information
Here are [Release Notes]( https://software.intel.com/en-us/articles/intel-oneapi-threading-building-blocks-release-notes) and
[System Requirements](https://software.intel.com/en-us/articles/intel-oneapi-threading-building-blocks-system-requirements).

## Documentation
* [oneTBB Specification](https://spec.oneapi.com/versions/latest/elements/oneTBB/source/nested-index.html)
* [oneTBB Developer Guide and Reference](https://software.intel.com/en-us/oneapi-tbb-documentation)
* [Migrating from TBB to oneTBB](https://software.intel.com/content/www/us/en/develop/documentation/onetbb-documentation/top/onetbb-developer-guide/migrating-from-threading-building-blocks-tbb.html)
* README for build system: [cmake/README.md](cmake/README.md)
* [Basic support for the Bazel build system](Bazel.md)

## Support
Please report issues and suggestions via
[GitHub issues](https://github.com/oneapi-src/oneTBB/issues) or start a topic on the
[oneTBB forum](https://community.intel.com/t5/Intel-oneAPI-Threading-Building/bd-p/oneapi-threading-building-blocks).

## How to Contribute
To contribute to oneTBB, please open a GitHub pull request (preferred) or send us a patch by e-mail.

Please use the sign-off line at the end of the patch.
Your signature certifies that you wrote the patch or
otherwise have the right to pass it on as an open-source patch.
The rules are pretty simple:
if you can certify the https://developercertificate.org then you just add a line to every git commit message:
```
Signed-off-by: Name Surname <user@email.com>
```
Use your real name (sorry, no pseudonyms or anonymous contributions).

If you set your `user.name` and `user.email` git configs, you can sign your
commit automatically with `git commit -s`.

## License
oneAPI Threading Building Blocks is licensed under [Apache License, Version 2.0](LICENSE.txt).
By its terms, contributions submitted to the project are also done under that license.

## Security
To report security issues please go to https://intel.com/security.

## Engineering team contacts
* [E-mail us.](mailto:inteltbbdevelopers@intel.com)

------------------------------------------------------------------------
Intel and the Intel logo are trademarks of Intel Corporation or its subsidiaries in the U.S. and/or other countries.

\* Other names and brands may be claimed as the property of others.