aTalk
aTalk is a free, open-source messaging app for Android. XMPP/Jabber client with encrypted instant messaging and video calls. It has 186 GitHub stars and is released under the Apache-2.0 license, and you can install it from F-Droid and Google Play.
About aTalk
aTalk is an XMPP client that supports the following features: * Instant messaging in plain text and End-to-End encryption with OMEMO * SSL Certificate authentication, DNSSEC and DANE Security implementation for enhanced secure connection establishment * OMEMO encryption in group chat session enhancing privacy and security * OMEMO Media File Sharing for all files including Stickers, Bitmoji and Emoji rich contents * Support http file upload for file sharing with offline contact and in group chat * Support Stickers, Bitmoji and Emoji rich content sharing via Google Gboard * Send and receive files for all document types and images with thumbnail preview and gif animation * Auto accept file…
Privacy and F-Droid
F-Droid builds aTalk from its published source code and flags anti-features such as ads, tracking or reliance on non-free services.
No anti-features flagged on the latest F-Droid build.
Screenshots
Screenshots from the app's F-Droid listing.
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What is aTalk?
aTalk is a free, open-source messaging app for Android. XMPP/Jabber client with encrypted instant messaging and video calls. It has 186 GitHub stars and is released under the Apache-2.0 license, and you can install it from F-Droid and Google Play.
Is aTalk free and open source?
Yes. aTalk's source code is public on GitHub under the Apache-2.0 license, which is OSI-approved or FSF-free. F-Droid, which builds it from source, flags no anti-features such as ads or tracking on its latest build.
How do I install aTalk?
You can install aTalk from F-Droid (package org.atalk.android) and from Google Play; the links are on this page. Its GitHub repository also publishes releases (latest: 6.5.1).
Is aTalk still maintained?
The repository's most recent commit was on Sep 21, 2026. Its F-Droid listing was last updated on Sep 22, 2026. appsgit only lists apps whose repository had a commit in the last six months.