Rocket.Chat Open sourceIM Chat
私有化团队聊天平台，Slack 替代
OpenIM Open sourceIM Chat
开源 IM 基础设施，消息推送与音视频
Tinode Open sourceIM Chat
开源即时通讯服务端与多端 SDK
微信（WeChat） ProprietaryIM Chat
人人网 ProprietaryIM Chat
Discord ProprietaryIM Chat
Discord is great for playing games and chilling with friends, or even building a worldwide community. Customize your own
Discourse Open sourceIM Chat
讨论有趣的互联网、AI、软件、应用
join.me ProprietaryIM Chat
GoTo Meeting ensures a quality web conferencing experience by offering the virtual meeting platform features your busine
Discord ProprietaryIM Chat
Discord is great for playing games and chilling with friends, or even building a worldwide community. Customize your own space to talk, play, and hang out.
Beeper ProprietaryIM Chat
Beeper 是一款统一聊天聚合应用，可将 WhatsApp、Signal、Instagram、Telegram 等热门通讯平台接入同一客户端，让用户在单一界面管理账号、收发消息并快速切换会话，降低多应用频繁切换的成本。
Saily ProprietaryIM Chat
Saily 是 NordVPN 团队推出的国际旅行 eSIM 服务，提供覆盖全球数百个国家和地区的流量套餐，帮助用户出境时快速联网并保持连接。
Eskimo eSIM ProprietaryIM Chat
Eskimo 的海外旅行 eSIM 服务，支持一次安装后多次出行使用，可在日本、法国、欧洲及 170+ 目的地保持联网，流量数据不过期。