546 Open source projects that are alternatives of or similar to Messenger

📺 Facebook photo frame, for the Raspberry Pi 3 (with Resin.io)

Get the Instagram Stories in Node.js and Browser

Facebook bot that automatically responds to the comments of a certain post

Automatically wishes your selected fb friends on their Birthday

通用第三方登录SDK，支持微信，微信扫码，QQ，微博登录，支付宝登录，Facebook，Line，Twitter，Google

Security library for Play framework 2 in Java and Scala: OAuth, CAS, SAML, OpenID Connect, LDAP, JWT...

Video Downloader for Facebook.

Generate HTML code optimal for social media, SEO, mobile. Uses web standards from Open Graph (Facebook) and Twitter to provide optimal results. Also generates social media posts.

A javascript library that lets you add stories EVERYWHERE.

DaProfiler allows you to create a profile on your target based in France only. The particularity of this program is its ability to find the e-mail addresses your target.

Chat SDK iOS - Open Source Mobile Messenger

Enable Keras to send real-time training info to your Messenger account

Modular chatbot framework designed for group chat rooms on Facebook

Qiscus provide everything you need to power up your app with chats. And it's now made simple.

Open source social sign on PHP Library. HybridAuth goal is to act as an abstract api between your application and various social apis and identities providers such as Facebook, Twitter and Google.

Email-based instant messaging for iOS.

Wishing Happy BD is a small viral script encoded in HTML, PHP, JS, and CSS.

Totem allows you to retrieve information about ads of a facebook page , we can retrieve the number of people targeted, how much the ad cost and a lot of other information.

A library that implements custom flow layouts for iOS apps

Tinode web chat using React

A loose re-creation of Microsoft's abandoned Windows Live Messenger. Made for learning purposes.

SUM - Secure Ultimate Messenger

Delta.Chat C-Library with e2e chat-over-email functionality & Python bindings

End-To-End File & Message Encryption For Discord

Ready to use library that allows people to select pictures from their device and Facebook account.

Messaging APIs for multi-platform

Demo Facebook Login Android Application

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

An alternative official version iGap messenger client

Messaging APIs for multi-platform

Crossplatform Telegram client

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

Hourly Checked and Updated if Facebook modifies their list

Fake Facebook Messenger interactions on an iPhone with a simple jQuery plugin!

iOS - Real-time messaging app 🎨

blabber.im basiert auf Conversations und ist ein Open Source XMPP/Jabber Messenger für Android 4.1+

🗓 this is the client using JavaFX for multi chatting server, and it will send messages to multi chatting server and receive messages from the server. Here is the server Git https://github.com/Yunbin-Chang/multi_chatting_server

A clean and easy to use RSS Newsfeed Bot for fabulous Telegram Messenger App! 🤖 ✉️ ❤️

Delta Chat Rust Core library, used by Android/iOS/desktop apps and bindings

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

Lazy pop and dismiss like in the Facebook, Instagram or Twitter apps.

Facebook Tool Seller Version 1.0.1

Scrapping Facebook with JavaScript.

📢 Telegram React application (TDLIB VERSION IS BEING WORKED ON!)

The most popular open-source eCommerce shopping cart solution based on ASP.NET Core

✉️ A GO SDK for Facebook's messenger-platform: https://developers.facebook.com/docs/messenger-platform

Free and open source streaming software built on OBS and Electron.

Chat SDK Android - Open Source Mobile Messenger

a free (libre) open source, mobile OS for Ethereum

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

Inject Facebook pixel code

iOS Messaging Application using Cleverbot and ReactorKit

Photo Editor SDK contains a lot of features like edit, scale, rotate and draw on images like Instagram stories.

Node, Express, Mongoose, Passport, Facebook, Twitter, Google and Github Authentication (Login)

A set of helpers for cross platform apps. Right now has a ServiceContainer and Messenger implementation.

Leon Social Login is an Android library written to Integrate (Twitter, Facebook, Google, SnapChat) login.

NEW FACEBOOK COINING TOOL

An authentication plugin for Play Framework 2.x (Java)

Chrome extension to flag fake news on Facebook. Built at HackPrinceton '16