# References Source: [https://docs.qualcomm.com/doc/80-41102-1/topic/references.html](https://docs.qualcomm.com/doc/80-41102-1/topic/references.html) | Document | Description | | --- | --- | | [legato.io](http://legato.io/) | TelAF framework used Legato as the starting point, following "Build Apps" one
can find concepts and API guides on [https://legato.io/](https://legato.io/).
*Qualcomm Technologies, Inc. would like to thank Sierra Wireless for contributing portions of the materials used in this documentation.*


*Sierra Wireless materials are used by QTI under license.* | | [https://git.codelinaro.org/clo/le/platform/TelAF/-/tree/telaf.lnx.1.1](https://git.codelinaro.org/clo/le/platform/TelAF/-/tree/telaf.lnx.1.1) | TelAF services implementation | | [https://git.codelinaro.org/clo/le/legato-af/-/tree/telaf.lnx.1.1](https://git.codelinaro.org/clo/le/legato-af/-/tree/telaf.lnx.1.1) | Contributions to legato-af | **Parent Topic:** [Overview](https://docs.qualcomm.com/doc/80-41102-1/topic/overview.html) Last Published: Aug 06, 2026 [Previous Topic Revision history](https://docs.qualcomm.com/bundle/publicresource/80-41102-1/topics/revision_history.md) [Next Topic Setup the application environment](https://docs.qualcomm.com/bundle/publicresource/80-41102-1/topics/setup_the_application_environment.md)