aTalk

aTalk - xmpp client for android rich in features:

* Instant messaging in plain text and E2E encryption with OMEMO or OTR

* SSL Certificate, DNSSEC and DANE for secure Connection Establishment

* OMEMO Media File Sharing for all files contents

* Fault-tolerance file transfer algorithm, ease with sharing reliability

* File sharing for all document types and images with thumbnail preview

* Support unread message badges in contact and chat room UI

* User defined option for quite hours

* Support Text to Speech and speech recognition for chat session

* XEP-0012: Last Activity time associated with contacts

* XEP-0048: Bookmarks for conference room and autoJoin on login

* XEP-0070: Verifying HTTP Requests via XMPP entity for user authentication

* XEP-0085: Chat State Notifications

* XEP-0124: BOSH with Proxy support

* XEP-0178: Use of SASL EXTERNAL with TLS Certificates authentication

* XEP-0184: Message Delivery Receipts with user enable/disable option

* XEP-0251: Support Unattended and Attended Jingle call session transfer

* XEP-0313: Message Archive Management

* XEP-0391: JET for OMEMO encrypted media file sharing

* Call waiting, placing current call on hold; switching between calls

* Implement Jabber VoIP-PBX gateway Telephony support

* Integrated Captcha protected room user interface with retry on failure

* Support media call with ZRTP, SDES and DTLS SRTP encryption

* GPS-Location implementation standalone tool, send locations to your desired buddy for real-time tracking or playback animation

* A 360° street view of your current location use for self-guided tour

* Built-in demo for GPS-Location features

* Integrated photo editor with zooming and cropping for avatar

* Last message correction, message carbons and offline messages

* In-Band Registration with captcha option support

* Multiple accounts support

* Dark and light Themes support

* Multi-language support (Bahasa Indonesia, Chinese Simplify, English, German, Portuguese, Russian, Slovak and Spanish)

* Privacy Policy: https://cmeng-git.github.io/atalk/privacypolicy.html