7 alternativas de código aberto a WhatsApp: Signal for Android

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7 alternativas de código aberto a WhatsApp
Ferramenta	Substituição	Estrelas	Licença	Termos	Auto-hospedado	Linguagem	Última release	Último push
Signal for Android	Substituição completa	29k	AGPL-3.0	Código aberto	Não	Kotlin	v8.28.4	2026-10-05
SimpleX Chat	Substituição completa	20k	AGPL-3.0	Código aberto	Não	Haskell	v7.0.3	2026-10-06
Signal Desktop	Parcial	17k	AGPL-3.0	Código aberto	Não	TypeScript	v8.29.0	2026-10-01
Tinode	Parcial	14k	GPL-3.0	Código aberto	Sim	Go	v0.25.3	2026-09-27
Delta Chat for Android	Parcial	1.8k	GPL-3.0	Código aberto	Não	Java	v2.62.0	2026-10-06
Session for Android	Parcial	915	GPL-3.0	Código aberto	Não	Kotlin	1.33.5	2026-10-05
Snikket	Parcial	464	Apache-2.0	Código aberto	Sim	Lua	stable.20260611	2026-09-30

7 alternativas

A private messenger for Android.

End-to-end encrypted messages, groups and voice and video calls, run by a non-profit.

SimpleX - the first messaging network operating without user identifiers of any kind - 100% private by design! iOS, Android and desktop apps 📱!

Encrypted messages, groups and calls with no phone number or user identifier, over relays you can host.

A private messenger for Windows, macOS, and Linux.

Desktop app linked to a Signal account on a phone.

Instant messaging platform. Backend in Go. Clients: Swift iOS, Java Android, JS webapp, scriptable command line; chatbots

A messaging server with web, Android and iOS clients and a gRPC API for bots.

Decentralized private messenger with chat-shared tools and games for Android

Encrypted chats and groups carried over email, through any mail account or a chatmail relay.

Session Android - A Decentralized, Onion Routed, Private Messenger

Encrypted messages and groups routed through an onion network, with no phone number; calls are in beta.

Image builder for Snikket server

Chats, calls and file sharing for a family or group on your own XMPP server, through the Snikket apps.