Quicksy

輕鬆進入輕鬆發現的 Jabber/XMPP

Conversations

可加密、易於使用的 XMPP 即時訊息，為您的行動裝置設計

Jami

自由且私密地分享

baresip+

VoIP User Agent app for Android based on baresip SIP library

baresip

VoIP User Agent app for Android based on baresip SIP library

Session F-Droid

Encrypted private messenger

monocles chat

is a full-featured XMPP chat client

Nextcloud Talk

Have private video calls and chat using your own server.

Element X - Secure Chat & Call

Sovereign. Seamless. On Matrix

Element Classic

Previous generation Element

TRIfA

TRIfA Tox Client

SimpleX Chat

SimpleX Chat - e2e encrypted messenger without any user IDs - private by design!

Snikket

Personal messaging app for groups, with a self-hostable open-source server

Mumla

Voice chat on Mumble servers

Wire • Secure Messenger

Wire offers highly secure communication – anywhere and anytime.

aTalk

XMPP/Jabber client with encrypted instant messaging and video calls

Cheogram

Chat on the Jabber network (XMPP protocol); focus on features for gateway users

Linphone - open source SIP client

SIP（VoIP）電話

Threema Libre

Secure and private messaging

Jitsi Meet

Instant video conferences efficiently adapting to your scale

Meshenger

一個開源的端對端

ThreatScoopOnionChat

A Forked Version focused on privacy from SESSION

another.im

Yet Another Conversations fork but...

aTox

aTox - 功能強大，設計美觀的 Tox 客户端

Sipdroid

SIP（VoIP）客戶端

Databag

A federated chat client designed for privacy and selfhosting.

StoneAge

A self-hosted P2P messenger - you will need an S3 bucket to use it

unofficial Stud.IP-app

An unofficial app for Stud.IP systems.

Lumicall

SIP 軟件電話