10

8

6

4

2


9.9

9.7
Rocket.Chat

9.8

9.7
Mattermost

9.7

9.7
Jitsi Meet

9.7

9.6
ZeroNet

9.7

9.9
Zulip

9.4
0.5
Lets-Chat

40 Custom software solutions and projects

  • Rocket.Chat

    9.9 9.7 L3 JavaScript
    Teamchat solution similar to Gitter.im or Slack.

  • Mattermost

    9.8 9.7 L1 JavaScript
    Open-source, on-prem Slack-alternative. It can be integrated with Gitlab.

  • Jitsi Meet

    9.7 9.7 L4 JavaScript
    Jitsi Meet is an OpenSource

  • ZeroNet

    9.7 9.6 Python
    Open, free, and uncensorable websites, using Bitcoin cryptography and BitTorrent network.

  • Zulip

    9.7 9.9 L2 Python
    Zulip is a powerful, open source group chat application.

  • Lets-Chat

    9.4 0.5 L5 JavaScript
    A self hosted chat suite written in Node.

  • Tox

    9.3 0.0 L3 C
    A distributed, secure messenger with audio and video chat capabilities.

  • Synapse

    9.1 9.9 L3 Python
    A server for Matrix, an open standard for decentralized persistent communication.

  • Vector

    8.7 9.7 L4 JavaScript
    A glossy Matrix web client with an emphasis on performance and usability.

  • Centrifugo

    8.5 8.2 Go
    Language-agnostic real-time messaging

  • Actor

    8.4 0.0 L2 Java
    Actor is an open source fast open source messaging platform with rich mobile and web clients.

  • Mumble

    8.4 9.3 L1 C++
    Low-latency, high quality voice/text chat software.

  • Friends

    8.0 0.0 L4 JavaScript
    P2P chat powered by the web.

  • Kandan

    7.9 0.0 JavaScript
    Kandan is an Open Source Alternative to HipChat.

  • Jitsi Video Bridge

    7.8 9.1 L1 Java
    WebRTC compatible Selective Forwarding Unit

  • hack.chat

    7.6 0.0 L3 JavaScript
    A minimal, distraction-free chat application.

  • TextBelt

    7.5 2.7 L3 JavaScript
    An outgoing SMS API that uses carrier-specific gateways to deliver your text messages for free, and without ads.

  • Live Helper Chat

    7.3 9.6 L3 PHP
    Live Support chat for your website.

  • Hubl.in

    7.2 2.4 L3 JavaScript
    WebRTC powered video conference, chat and collaborative editor.

  • RetroShare

    6.6 9.7 L1 C++
    Secured and decentralized communication system. Offers decentralized chat, forums, messaging, file transfer.

  • Spreed

    6.5 0.0 JavaScript
    WebRTC audio/video calls, conferencing server, and web client.

  • Node-Chat

    6.4 1.1 L2 JavaScript
    A not-so-basic open-source chat with admin features.

  • Freenet

    5.7 7.4 L1 Java
    Anonymously share files, browse and publish "freesites"

  • Broid

    5.7 0.0 JavaScript
    Broid enables rich conversations on all messaging channels within a single schema integration using W3C standards.

  • Scrollback

    5.6 0.0 L3 JavaScript
    Embeddable cross-platform chat for communities.

  • Niltalk

    5.5 6.2 Go
    A simple, private, persistence-free web based multi-room chat server + client.

  • Hawkpost

    5.4 3.1 L5 Python
    HawkPost is a web app that lets you create unique links that you can share with a person that desires to send you important information but doesn't know how to encrypt it. The message is encrypted in their browser and sent to your email address.

  • Mibew

    5.4 3.2 PHP
    Mibew Messenger is an open-source live support application written in PHP and MySQL. It enables one-on-one chat assistance in real-time directly from your website.

  • MiAOU

    4.5 7.6 L3 JavaScript
    A multi-room persistent chat server.

  • Spectrum 2

    4.4 8.3 C
    Spectrum 2 is an open source instant messaging transport. It allows users to chat together even when they are using different IM networks.

  • Tuber

    4.3 2.0 L3 JavaScript
    Peer-to-peer video chat that works.

  • Pushjet

    3.8 0.0 L5 Python
    A self hosted push notification service built with a simple API making sending notifications easy.

  • Rallly

    3.8 0.0 CSS
    Rallly is a free collaborative scheduling service.

  • Cherry

    3.6 0.0 Go
    A tiny webchat server.

  • Ring

    3.3 6.6 L3 Python
    Free software for universal communication which respects freedoms and privacy of its users.

  • Matrix Console Web

    2.6 0.0 L3 JavaScript
    A web client meant to be a showcase of Matrix capabilities, and reference implementation of the Matrix standard.

  • Syndie

    2.2 0.1 L1 Java
    Syndie is a libre system for operating distributed forums.

  • GNUNet

    2.0 9.8 L2 C
    Free software framework for decentralized, peer-to-peer networking.

  • KChat

    1.8 4.0 PHP
    PHP Based Live Chat Aplication.

  • Mumblecop

    1.1 -
    Stream audio from youtube and soundcloud, simulate dice rolls, or write your own commands with a simple plugin format.

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