1106 Open source projects that are alternatives of or similar to Sum

golang im server

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

ChatLayout is an alternative solution to MessageKit. It uses custom UICollectionViewLayout to provide you full control over the presentation as well as all the tools available in UICollectionView. It supports dynamic cells and supplementary view sizes.

Tinode web chat using React

Desktop application for Instagram DMs

Secure chat software for your computer.

Chat UX components built with React, inspired by Facebook Messenger

Messenger Clone - Real-time iOS Chat with Firebase Firestore written in Swift

Encrypted Chat. No History. No Logs.

iOS Real Time Chat & Messaging SDK

µTox the lightest and fluffiest Tox client

🌀 i2pchat. Anonymous private secure opensource chat using end-to-end encrypted transport.

ADAMANT Decentralized Messenger. Progressive Web Application (PWA)

🌟🌟🌟🌟🌟 Falcon Messenger is a Fast and Beautiful cloud-based messaging app. With iOS and IPadOS Support. Available on the App Store.

Open source, native iOS Messenger, with realtime chat conversations (full offline support).

Android Real Time Chat & Messaging SDK

An UITextView in Swift. Support auto growing, placeholder and length limit.

Email-based instant messaging for Android.

Chat SDK iOS - Open Source Mobile Messenger

Elegant Facebook Messenger desktop app

Chat Message La - A Blockchain implementation for ultra-secure (just kidding!) messaging in Java

End-To-End File & Message Encryption For Discord

Input Accessory View for Commenting and Chat User Interfaces built in Swift, if you like it please "☆"

A clone of Facebook Messenger. Built with Elixir + Phoenix.

SwiftUI Chat UI (Client) Framework & Documentation to get started!

Free android xml template for chat/messenger app.

Robust, Ubiquitous and Massively Scalable Messaging Platform (XMPP, MQTT, SIP Server)

A community-driven replacement for JSQMessagesViewController

A flutter chat app built with firestore. It is clone of messenger.User can create stories,chat and search in real time.

Skillbox demo application for the Python course

⚡️ Crisp API Node Wrapper

Open-source Voice & Video Calling and Text Chat App for Java (Android)

Providing the Element messaging desktop client packaged for the Fedora, Red Hat(IBM), and OpenSUSE families of linux desktop operating systems.

Connect your App to Multiple Messaging Channels with the W3C Open standard.

Instant messaging server for the Extensible Messaging and Presence Protocol (XMPP).

🥝 Next generation of the Kiwi IRC web client

MongooseIM client for iOS

The simplest way to de-Google your life and business: Inbox, Calendar, Files, Contacts & much more

DEPRECATED

Mount your Standard Notes as a filesystem.

Bot framework powered by Broid

💬 A community-driven python bot that aims to be as simple as possible to serve humans with their everyday tasks

iOS - Real-time messaging app 🎨

A full featured Live Chat, Support & Marketing platform, alternative to Intercom, Drift, Crisp, etc ...

Javascript (jQuery) Real Time Chat & Messaging plugin

An elegant messages UI library for iOS

Messaging APIs for multi-platform

Open-source Voice & Video Calling and Text Chat App for Kotlin (Android)

simple but convenient CLI-based Matrix client app for sending and receiving

BukanMessenger is an Open Source Messenger App build on top ReactNative & MeteorJS

Chat SDK Android - Open Source Mobile Messenger

MongooseIM is a mobile messaging platform with focus on performance and scalability

MessengerKit is a drop-in UI for messenger interfaces on iOS built in Swift. Centred around a single UIViewController, MessengerKit is themeable to fit your needs and includes a number of powerful features:

An elegant ready to go chat view controller for iOS applications

JavaScript SDK of QuickBlox cloud backend platform

Messaging over Bluetooth (Android)

Timy - open source mobile app for groups to communicate and organize themselves. Built with flutter.

android client

This project is demo for Laravel-Talk package and its also Docker ready

Open-source XMPP client for Android