Messaging Platforms for Linux

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  • 1
    libsignal

    libsignal

    Home to the Signal Protocol and other cryptographic primitives

    libsignal is the foundational cryptographic library that implements the Signal Protocol and other essential primitives used across the official Signal clients and servers, enabling secure end-to-end encrypted communication. Written primarily in Rust with bindings and APIs surfaced for Java, Swift, and TypeScript, this library encapsulates critical algorithms like the Double Ratchet, prekey mechanisms, secure key storage, and zero-knowledge group primitives, along with additional utilities for media handling and device key transfer. libsignal abstracts complex cryptographic constructions into reusable components that client applications can adopt to ensure forward secrecy, authentication, and integrity without re-implementing core security logic. Although its primary use is within the Signal ecosystem, its documentation and exposed interfaces allow developers to explore modern secure messaging primitives or use pieces of the protocol in experimental applications.
    Downloads: 2 This Week
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  • 2
    AI Chatbot Framework

    AI Chatbot Framework

    Python chatbot framework with Natural Language Understanding

    Building a chatbot can sound daunting, but it’s totally doable. AI Chatbot Framework is an AI powered conversational dialog interface built in Python. With this tool, it’s easy to create Natural Language conversational scenarios with no coding efforts whatsoever. The smooth UI makes it effortless to create and train conversations to the bot and it continuously gets smarter as it learns from conversations it has with people. AI Chatbot Framework can live on any channel of your choice (such as Messenger, Slack etc.) by integrating it’s API with that platform. You don’t need to be an expert at artificial intelligence to create an awesome chatbot that has AI capabilities. With this boilerplate project you can create an AI-powered chatting machine in no time.
    Downloads: 1 This Week
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  • 3
    CIM

    CIM

    Distributed instant messaging system for developers

    CIM(CROSS-IM)A developer-oriented system, provides components to help developers build their own distributed instant messaging system that can be a horizontal scaling IM. CIM is an IM Instant messaging system, can be applied as a message push middleware. IOT Message transparent transmission middleware in massive connection scenarios. Provides flexible horizontal expansion and contraction according to the actual situation. The server automatically removes offline clients. Client reconnects automatically. You can use Google Protocol Bufferefficient codec. Its protocol supports message encryption. Store routing information, account information, online status, etc. of each client. Message routing server; used to process message routing, message forwarding, user login, user offline, and some operational tools (obtaining the number of online users, etc.).
    Downloads: 1 This Week
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  • 4
    Claudia Bot Builder

    Claudia Bot Builder

    Create chat bots for Facebook Messenger, Slack, Amazon Alexa, etc.

    Claudia Bot Builder helps developers create and deploy chat-bots for various platforms in minutes to AWS Lambda. It simplifies the messaging workflows, automatically sets up the correct web hooks, and guides you through configuration steps, so that you can focus on important business problems and not have to worry about infrastructure code. This code is enough to operate bots for all supported platforms. Claudia Bot Builder automatically parses the incoming messages into a common format, so you can handle it easily. It also automatically packages the response into the correct message template for the requesting bot, so you do not have to worry about individual bot protocols. Claudia Bot Builder doesn't have a stand-alone http server in the background (such as Express, Hapi, etc.), instead it uses API Gateway and it's not trivial to simulate similar environment locally. Deploy it with --version test to create a separate test environment directly in AWS Lambda.
    Downloads: 1 This Week
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  • 5
    Discord Ollama Integration

    Discord Ollama Integration

    Discord Bot that utilizes Ollama to interact with any LLMs

    Discord Ollama Integration is a TypeScript-based Discord bot that integrates directly with the Ollama runtime to provide conversational AI capabilities inside Discord servers. The project is designed to turn any Discord channel into an interactive AI assistant powered by locally hosted large language models, allowing users to chat, manage models, and control AI behavior through slash commands. It includes extensive command support for tasks such as summarization, model switching, listing available models, and pulling new models from the Ollama library. The system is built with multi-user support in mind, enabling simultaneous conversations while maintaining contextual awareness at the channel and user level. It also handles long outputs by splitting responses beyond Discord’s message limits, ensuring smooth interaction even with large generated responses. The project supports Docker-based deployment, making it easy to run both the bot and Ollama server in a containerized environment.
    Downloads: 1 This Week
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  • 6
    IGdm Messenger

    IGdm Messenger

    Desktop application for Instagram DMs

    Multi-platform Desktop application for Instagram DMs, built with electron Build Status! To setup this project locally for development purposes please follow the following steps. Ensure you Node.js installed. Clone this repo by running the command - git clone. Navigate to the directory where the repo is cloned to. (e.g cd igdm). Run npm install to install all the dependencies. Start the application locally by running npm start.
    Downloads: 1 This Week
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  • 7
    SimpleXMQ

    SimpleXMQ

    A reference implementation of the SimpleX Messaging Protocol

    A reference implementation of the SimpleX Messaging Protocol for simplex queues over public networks. SimpleXMQ is a message broker for managing message queues and sending messages over a public network. It consists of an SMP server, SMP client library, and SMP agent that implements SMP protocol for client-server communication and SMP agent protocol to manage duplex connections via simplex queues on multiple SMP servers. SMP protocol is inspired by Redis serialization protocol, but it is much simpler - it currently has only 10 client commands and 8 server responses.
    Downloads: 1 This Week
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  • 8
    Kadu
    Kadu is a dynamically evolving instant messenger compatible with the Gadu-Gadu and XMPP protocol. It can be run on all platforms supporting the Qt toolkit.
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    Downloads: 3 This Week
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  • 9
    Kraken XMPP IM Gateway
    Kraken is a continuation of the Openfire IM Gateway plugin, but in a way that works for any XMPP server. It provides a way for XMPP users to log into, and communicate through, their legacy IM accounts such as AIM, ICQ, MSN, Yahoo, and friends.
    Downloads: 2 This Week
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  • 10
    Licq is an ICQ/AIM clone written fully in C++. It uses an extensive plugin system to manage many different functions including the MSN protocol. The main GUI is written using the Qt widget set.
    Downloads: 2 This Week
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  • 11
    GoldBug - Encrypted Communications

    GoldBug - Encrypted Communications

    Chat Messenger. E-Mail-Client. Websearch. Filetransfer.

    GoldBug is a decentralized & secure communication suite that offers an integrated e-mail client, an instant messenger & a file transfer. Also included is an URL-RSS-DB & a p2p web search. Current vers. w/ McEliece Algorithm. GoldBug has been 2013 - 2023 ten years just another Graphical User Interface of the Spot-On Encryption Suite. Main GUI features: Minimal & colorful Interface with Tabs in the East. Microsoft & Qt MinGW deprecated Win32 & for Compiling: ● https://sourceforge.net/p/goldbug/wiki/compiling As Spot-On implemented the minimal GB-concept & Nuvola Icons, GoldBug has now been fully integrated into Spot-On Win64: Just choose Tabs at East & Mini-View in Options - w/ Nuvola Icons of course! Voilá! & Many Thanks, Pro-Files can be found archived at ● current source: https://github.com/textbrowser/spot-on ● EN Manual: https://www.amazon.com/dp/3749435065 ● DE: https://compendio.github.io/goldbug-manual-de/ ● Study: https://www.amazon.com/asin/dp/3750408971
    Downloads: 7 This Week
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  • 12

    PLEKv2

    PLEKv2: predicting lncRNAs and mRNAs

    PLEKv2: predicting lncRNAs and mRNAs based on intrinsic sequence features and the Coding-Net model INSTALLATION ------------- We upgraded PLEK to PLEKv2. All you need is RNA sequences (fasta file). Steps: 1. Download PLEK.2.1.tar.gz from * and decompress it. $ tar zvxf PLEK.2.1.tar.gz 2. Compile PLEK2.1 $ cd PLEK2.1 3. decompress Coding_Net_kmer6_orf.h5.bz2 model $ bunzip2 Coding_Net_kmer6_orf.h5.bz2 4. decompress Coding_Net_kmer6_orf_Arabidopsis.h5.bz2 model $ bunzip2 Coding_Net_kmer6_orf_Arabidopsis.h5.bz2 USAGE Python PLEK2.py -i fasta_file -m model(ve: vertebrate , pl: plant) Examples: $ python PLEK2.py -i test.fasta -m ve Aimin Li, Haotian Zhou, Siqi Xiong, Junhuai Li, Saurav Mallik, Rong Fei, Yajun Liu, Hongfang Zhou, Xiaofan Wang, Xinhong Hei, Lei Wang. PLEKv2: predicting lncRNAs and mRNAs based on intrinsic sequence features and the coding-net model. BMC Genomics 2024, 25(1):756. https://doi.org/10.1186/s12864-024-10662-y
    Downloads: 6 This Week
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  • 13
    Mibew Messenger 1.x
    "Mibew Messenger" - is unique software allowing visitors of your site to chat with your operators. This repo should be treated as an obsolete. For modern version of Mibew Messenger see https://sourceforge.net/projects/mibew/
    Downloads: 1 This Week
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  • 14
    Qiks LAN messenger

    Qiks LAN messenger

    Qiks is a LAN messnger to chat and transfer file esily.

    Qiks is a LAN messenger.You can chat with your friends and transfer files within same netowork.You can use Qiks at your home and office.
    Downloads: 4 This Week
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  • 15
    Multiprotocol plugin-based instant messenger for X11 (optionaly support KDE), Windows and MaxOS X.
    Downloads: 3 This Week
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  • 16
    ufdbGuard - URL filter for Squid

    ufdbGuard - URL filter for Squid

    URL filter to block unwanted content on the internet

    ufdbGuard is a URL filter to block unwanted web content on the internet. ufdbGuard can also enforce Google SafeSearch, detect UltraSurf, Tor, Skype and other chat applications, proxy tunnels and enforce safer HTTPS traffic. ufdbGuard is a redirector for the Squid web proxy with 200,000 URL verifications/second. ufdbGuard integrates with user authorities like LDAP, Kerberos and Active Directory to assign different policies to different groups of users. Contact the support desk at www.urlfilterdb.com for information about the ufdbGuard API which can be integrated in 3rd party applications.
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    Downloads: 3 This Week
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  • 17
    This project provides a basic Java implementation of the OSCAR protocol, used by ICQ and AIM clients. Commonly used features such as messaging, status and server buddy lists are supported, making it easy for developers to use this in their own work.
    Downloads: 1 This Week
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  • 18
    Dolphin Pro - Social Network Platform

    Dolphin Pro - Social Network Platform

    Open-source social network CMS and mobile apps.

    Dolphin Pro is a full-featured integrated Social CMS. Dolphin includes media server, video converter, media sharing modules, social profiles, chat, messenger, timeline, events, groups, store, blogs, forums and more.
    Downloads: 1 This Week
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  • 19
    BrowserBD Firefox Portable Browser

    BrowserBD Firefox Portable Browser

    BrowserBD is a Java based portable browser app for web browsing/IM

    BrowserBD is a java based desktop portable browser app based on common web surfing capabilities. This project taken from old Mozilla 0.9.2/Gecko/20010628 browser code. BrowserBD is a complete browser/messenger in one tool. By this browser you can enjoy your online surfing information, emailing friends or chatting with family friends using Yahoo IM(tm), ICQ(tm) or AIM Messenger(tm),build right inside the browser, playing games on your PC by the internet, file sharing using old/arcane Kazaa(tm) or LimeWire(tm) networks, reading someone else's blogs, listening to your favourate songs - what ever you enjoy!!
    Downloads: 2 This Week
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  • 20
    Jasim (Just Another Simple Instant Messenger) is a simple instant messenger program written entirely in Java. Jasim will feature a protocol that can be extended through plug-ins. It will have a client library with full API documentation so that anyone wh
    Downloads: 2 This Week
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  • 21
    Petoron-P2P-Messenger

    Petoron-P2P-Messenger

    minimalistic, secure and autonomous P2P messenger

    Petoron P2P Messenger (P-P2P-M) Architecture: Pure P2P - no servers, no databases Key storage: Keys generated in memory, never stored, erased after use Metadata: Only IP and port exist during the session - everything else is encrypted & obfuscated Encryption: PQS v1.2 - PBKDF2-HMAC-SHA256 (200k), BLAKE2s-MAC, custom stream cipher + fake padding Authentication: BLAKE2s-MAC (16 bytes) - instant failure on any data change Packet obfuscation: --stealth mode - padding, hidden structures Connection: Direct peer-to-peer only Anonymity: No accounts, logins, or phone numbers Third-party access: Impossible without physical access to both peers during session History: No storage — all in RAM, wiped on close Message size: Limited only by RAM & MTU — no artificial limits External dependencies: None DPI/blocking resistance: Harder to detect, can be masked Autonomy: Fully offline until peers connect 26.01.26 Add pqs_chat_tor.py github.com/01alekseev/Petoron-P2P-Messenger
    Downloads: 2 This Week
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  • 22
    Smoke Crypto Chat Messenger for Android

    Smoke Crypto Chat Messenger for Android

    Smoke: Android Crypto Chat Messenger

    Smoke is an encrypting chat messenger for Android written in Java. Please read the Web site for more information: https://textbrowser.github.io/smoke/ (original, current) https://www.amazon.com/dp/3752691999/ https://smokeappope.sourceforge.io/ (old, third party archive) Smoke App OPE - Open Personal Encryption Download Android APK Installer: https://sourceforge.net/projects/smokeappope/files/ Smoke Source: https://github.com/textbrowser/smoke SmokeStack Source: https://github.com/textbrowser/smokestack (Android) https://github.com/textbrowser/spot-on (Desktop) Smoke appears to be one of the first projects with an open source mobile encrypting chat server., an decentralized and easily-configurable chat server. Smoke is known as the first mobile McEliece Messenger: https://tarnkappe.info/artikel/english/mceliece-messaging-smoke-crypto-chat-the-first-mobile-mceliece-messenger-published-as-a-stable-prototype-worldwide-279847.html
    Downloads: 2 This Week
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  • 23
    The goal is to create a java-based instant messenger that can be used to communicate with anybody, any resource, any device. Ultimately one should be able to use it as an OS on a cell phone, or any other small portable device. Each "buddy" can be a
    Downloads: 2 This Week
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  • 24
    Fire is a multi-protocol instant messenger client for Mac OS X based on freely available libraries for each service. Currently Fire handles AOL Instant Messenger®, ICQ®, MSN® Messenger, Jabber, limited IRC, Yahoo!®, and Apple Bonjour communications.
    Downloads: 1 This Week
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  • 25
    UNA

    UNA

    PHP & MySQL based CMS with messenger

    Full featured CMS with social features. It has limited functionality by default and can be extended with additional modules. Additional modules includes such features as Education solution, Video Messenger, Events, Polls, Tasks, Forum, Market, Videos, Video Streaming and more
    Downloads: 1 This Week
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