Quicksy

轻松进入轻松发现的 Jabber/XMPP

Conversations

为您的移动设备提供加密、易用的 XMPP 即时通讯软件

monocles chat

是适用于 Android 的安全 XMPP 聊天客户端

Element X - Secure Chat & Call

Sovereign. Seamless. On Matrix

Jami

自由且私密地分享

Threema Libre

Secure and private messaging

Session F-Droid

加密私人信使

baresip+

VoIP User Agent app for Android based on baresip SIP library

baresip

基于 baresip SIP 库的 Android VoIP 用户代理应用

Nextcloud Talk

Have private video calls and chat using your own server.

Element Classic

Previous generation Element

TRIfA

TRIfA Tox 客户端

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

在 Mumble 服务器上语音聊天

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）电话

Jitsi Meet

即时视频会议，能够高效适应不同规模

Meshenger

开源 P2P 通讯软件

ThreatScoopOnionChat

A Forked Version focused on privacy from SESSION

another.im

Yet Another Conversations fork but...

aTox

aTox，一个美观现代的 Tox 客户端

Sipdroid

SIP（VoIP）客户端

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 软件电话