Apps tagged with 'Instant Messaging' Page 2 of 19

Station is the first open-source smart browser for busy people. A single place for all of your web applications.

Columba is a simple messaging and voice app for the Reticulum network on Android. Send LXMF messages and make LXST voice calls without relying on the internet, cell towers, or any central servers.

Lightweight chat platform for gamers and teams, offering low-latency voice and video, unlimited text channels, task management, and privacy-focused messaging.

QUIK is an open source replacement to the stock messaging app on Android. It is a continuation of QKSMS.

Digital workspace organizer that allows you to unify many applications, all in one place. Perfect for those who care about productivity while working with many business and personal apps.

Multi-platform encrypted messenger supporting one-to-one and group chats, file and image sharing, decentralized open-source design, and ad-free nonprofit operation.

Secure messaging, free calls, group chats up to 250, emoji reactions, disappearing messages, low-cost international calls, rich media and community channels.

Conversations is a privacy focused, open source XMPP Texting [Jabber] client for Android 4.0+ smart phones with wife-approved easy encryption [OTR, OMEMO, or GPG].

Open-source messaging platform with real-time group, direct, and private chats, file sharing, video conferencing, custom integrations, and self-hosting.

Linphone is one of the most famous open source softphones in the world. It is fully SIP-based, for all calling, presence and IM features.

QKSMS brings a refreshingly beautiful and responsive Material Design touch to the stale state of text messaging.

Offers high-quality video meetings, screen sharing, team messaging, collaborative whiteboards, support for 100 participants, AI meeting summaries, and seamless device switching.

ArcaneChat is a Delta Chat client and was created with a focus on usability, good user experience, and saving data plan. Also the app usually experiments with new features that eventually might get added to the official Delta Chat client.

Adium is a free and open source instant messaging application for Mac OS X, written using Mac OS Xs Cocoa API, released under the GNU GPL and developed by the Adium team. Based on the libpurple protocol library, Adium can connect you to any number of messaging accounts on any...

WhatsApp, native and fast. ZapFast is a WhatsApp client written in Rust with egui. It uses whatsapp-rust for the WhatsApp Web protocol. It runs on Linux, macOS, and Windows, links to your phone as a companion device, and has no browser engine.

Disposable browser chat rooms with zero logs, messages exist only in RAM, support password protection and image sharing, and auto-burn when empty.

Matrix-based, open-source chat client offering secure group and direct messaging with end-to-end encryption, organized channels, minimal clutter, and modern design.

Offers group video calls, voice calls, and instant messaging with photo sharing, real-time notifications, and location mapping for seamless connectivity.

Meshtastic is a project that enables you to use inexpensive LoRa radios as a long range off-grid communication platform in areas without existing or reliable communications infrastructure. This project is 100% community driven and open source!

Trillian is an instant messaging app that works on phones, tablets, and desktops while keeping your chats neatly synchronized between all of them! We think conversation should be easily shared between all of your devices, not trapped as text messages on your phone.

Privacy-first chat, voice, and video platform with end-to-end encrypted conversations, anonymous signup, and secure communities for group or individual use.

Franz combines WhatsApp, Slack, Telegram, Gmail, Outlook, and a native Signal client in one desktop app, with workspaces, AI summaries, and privacy-conscious local features for Mac, Windows, and Linux.

XMPP, or Extensible Messaging and Presence Protocol, is an open standard for instant messaging and real-time communication, allowing for message exchanges between any two entities on the Internet. It's known for its decentralized and extensible nature.

Berty is a secure peer-to-peer messaging app that works with or without internet access, cellular data or trust in the network. Berty is a privacy-first messaging application built on top of the Berty Protocol.

Cross-platform XMPP client with customizable interface, encrypted chats (TLS, OpenPGP, OTR, OMEMO), file sharing, audio/video calls, and theme support.