Signal is a messaging app for simple private communication with friends.
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Instructions on how to set up your development environment and build Signal-iOS can be found in BUILDING.md. Other useful instructions for development can be found on the Development Guide wiki page. We also recommend reading the contribution guidelines.
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Check out the SignalServiceKit README for details about using SignalServiceKit in your own app.
This distribution includes cryptographic software. The country in which you currently reside may have restrictions on the import, possession, use, and/or re-export to another country, of encryption software. BEFORE using any encryption software, please check your country's laws, regulations and policies concerning the import, possession, or use, and re-export of encryption software, to see if this is permitted. See http://www.wassenaar.org/ for more information.
The U.S. Government Department of Commerce, Bureau of Industry and Security (BIS), has classified this software as Export Commodity Control Number (ECCN) 5D002.C.1, which includes information security software using or performing cryptographic functions with asymmetric algorithms. The form and manner of this distribution makes it eligible for export under the License Exception ENC Technology Software Unrestricted (TSU) exception (see the BIS Export Administration Regulations, Section 740.13) for both object code and source code.
Copyright 2014-2018 Open Whisper Systems
Licensed under the GPLv3: http://www.gnu.org/licenses/gpl-3.0.html