Showing 326 open source projects for "custom operating systems"

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  • 1
    Bunny

    Bunny

    A Discord mobile app client modification

    Bunny is a client modification for Discord’s mobile apps. It was developed to extend or customize the mobile Discord experience through a separate loader-based setup. The project supports Android installation through root or non-root tooling and iOS installation through tweak or prepatched app options. Developers can clone the repository, install dependencies, build the bundled script, and load it through a custom URL in Discord’s developer settings. The workflow is designed for people who...
    Downloads: 3 This Week
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  • 2
    Android Upload Service

    Android Upload Service

    Easily upload files in the background with progress notification

    Easily upload files (Multipart/Binary/FTP out of the box) in the background with progress notification. Support for persistent upload requests, customizations and custom plugins. At the core of the library, there is a Service that handles multiple concurrent upload tasks in the background. It publishes broadcast intents to notify status. This way the logic is completely decoupled from the UI. You are safe launching upload requests from your fragments, activities and services without worrying...
    Downloads: 7 This Week
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  • 3
    MobileIMSDK

    MobileIMSDK

    The original full-platform IM communication layer framework

    ...The framework is notable for supporting UDP, TCP, and WebSocket protocols in the same open-source IM communication layer. It has been developed and refined over many years, making it a mature option for teams building custom messaging systems. MobileIMSDK focuses on the communication layer rather than a complete consumer chat app, so developers can build their own user interface and business logic on top of it. It is useful for mobile apps, web apps, enterprise messaging, live communication features, and custom push systems.
    Downloads: 0 This Week
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  • 4
    Jitsi Meet

    Jitsi Meet

    Secure, simple and scalable video conferences application

    Go ahead, video chat with the whole team. In fact, invite everyone you know. Jitsi Meet is a fully encrypted, 100% open source video conferencing solution that you can use all day, every day, for free — with no account needed. Head over to meet.jit.si and see the service in action before you decide whether you’d like to run your own instance. For those interested, check out the meet.jit.si terms of service and privacy policy. Yep, it’s free — and it’s technologically advanced, too. In fact,...
    Downloads: 21 This Week
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    Demo Series - Small Business Backup By Veeam

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  • 5
    Tinode Instant Messaging Server

    Tinode Instant Messaging Server

    Instant messaging platform

    Instant messaging server. Backend in pure Go (license GPL 3.0), client-side binding in Java, Javascript, and Swift, as well as gRPC client support for C++, C#, Go, Java, Node, PHP, Python, Ruby, Objective-C, etc. (license Apache 2.0). Wire transport is JSON over websocket (long polling is also available) for custom bindings, or protobuf with gRPC. Persistent storage is any one of RethinkDB, MySQL or MongoDB. A third-party unsupported DynamoDB adapter also exists. Other databases can be...
    Downloads: 1 This Week
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  • 6
    LocalSend

    LocalSend

    An open-source cross-platform alternative to AirDrop

    LocalSend is a free, open-source app that allows you to securely share files and messages with nearby devices over your local network without needing an internet connection. LocalSend is a cross-platform app that enables secure communication between devices using a REST API and HTTPS encryption. Unlike other messaging apps that rely on external servers, LocalSend doesn't require an internet connection or third-party servers, making it a fast and reliable solution for local communication.
    Downloads: 227 This Week
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  • 7
    PairDrop

    PairDrop

    PairDrop, Transfer Files Cross-Platform

    PairDrop is a self-hosted, open-source alternative to Apple's AirDrop, allowing users to share files between devices over the same local network without the need for an internet connection.
    Downloads: 76 This Week
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  • 8
    SmsForwarder

    SmsForwarder

    Monitors Android mobile phone text messages, calls, and notifications

    SmsForwarder is an Android application designed to monitor incoming communications such as SMS messages, phone calls, and app notifications, and then automatically forward them to configured destinations based on user-defined rules, making it ideal for remote monitoring, backup, or automation scenarios. Users can set custom logic so that certain messages or notifications trigger forwarding to group chat bots (like DingTalk or enterprise WeChat), webhook endpoints, email, push services...
    Downloads: 17 This Week
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  • 9
    FreshRSS

    FreshRSS

    A free, self-hostable news aggregator

    FreshRSS is a self-hosted RSS and Atom feed aggregator. It is lightweight, easy to work with, powerful, and customizable. Follow websites, podcasts, and video channels in a single place. Read your articles directly in FreshRSS. Search and save queries for quick access. Generate feeds by scraping external websites. Generate new feeds based on your filters. Import and export your feeds with OPML. Stay connected to your feeds in real time. Adapt to your needs thanks to a lot of options. Follow...
    Downloads: 4 This Week
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  • 10
    Thunderbird for Android

    Thunderbird for Android

    Open Source Email App for Android (fka K-9 Mail)

    Thunderbird Android is the mobile counterpart of the popular Thunderbird email client, reimagined for Android phones and tablets so users can access, send, and organize email from multiple accounts with advanced features found in desktop clients. It embraces modern mobile UI design while supporting robust email protocols (IMAP/POP3) and standards like OAuth for secure logins to services such as Gmail, Outlook, or custom mail providers. The app is built to handle complex mailbox structures,...
    Downloads: 4 This Week
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  • 11
    Tutanota

    Tutanota

    Open source email service with a strong focus on security and privacy

    Tutanota is an open source email client focused on security and privacy. It is built with end-to-end encryption and 2FA, so you can be assured of utmost email security. Tutanota is always encrypted, so whether you’re using their secure webmail client, mobile apps or desktop clients, you can be sure to communicate securely.
    Downloads: 15 This Week
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  • 12
    Flying Carpet

    Flying Carpet

    File transfer between Android, iOS, Linux, macOS, and Windows

    Send and receive files between Android, iOS, Linux, macOS, and Windows over ad hoc WiFi. No shared network or cell connection required, just two devices with WiFi chips in close range. Don't have a flash drive? Don't have access to a wireless network? Need to move a file larger than 2GB between different filesystems but don't want to set up a network share? Try it out!
    Downloads: 15 This Week
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  • 13
    libimobiledevice

    libimobiledevice

    A cross-platform protocol library to communicate with iOS devices

    libimobiledevice is a cross-platform software library that talks the protocols to interact with iOS devices. Unlike other projects, it does not depend on using any existing proprietary libraries and does not require jailbreaking. Access filesystem of a device, access documents of file sharing apps, retrieve information about a device and modify various settings, backup and restore the device in a native way compatible with iTunes. Manage app icons arrangement on the device, install, remove,...
    Downloads: 49 This Week
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  • 14
    Sideband

    Sideband

    LXMF client for Android, Linux and macOS to communicate with people

    Sideband is a privacy-focused, peer-to-peer mesh messaging protocol and platform that allows users to communicate directly over local networks or the internet without servers. It emphasizes metadata resistance and secure message delivery, working effectively in offline, low-bandwidth, or disaster recovery scenarios. Built-in Rust, Sideband supports encrypted group messaging, file transfers, and network self-discovery. It is ideal for use in community networks, crisis response, and...
    Downloads: 8 This Week
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  • 15
    Amazon Chime SDK for Android

    Amazon Chime SDK for Android

    An Android client library for integrating multi-party communications

    The Amazon Chime SDK for Android makes it easy to add collaborative audio calling, video calling, and screen share viewing features to Android applications by using the same infrastructure services that power meetings on the Amazon Chime service. This Amazon Chime SDK for Android works by connecting to meeting session resources that you have created in your AWS account. The SDK has everything you need to build custom calling and collaboration experiences in your Android application,...
    Downloads: 1 This Week
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  • 16
    Read You

    Read You

    An Android RSS reader presented in Material You style

    An Android RSS reader presented in Material You style.
    Downloads: 4 This Week
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  • 17
    GiftedChat

    GiftedChat

    The most complete chat UI for React Native

    See the files in example-slack-message for an example of how to override the default UI to make something that looks more like Slack, with usernames displayed and all messages on the left. Avatar as user's initials. Localized dates. Multi-line TextInput. InputToolbar avoiding keyboard. Redux support. System message. Quick Reply messages (bot). Typying indicatior react-native-typing-animation. If you decide to specify a text prop, GiftedChat will no longer manage its own internal text state...
    Downloads: 15 This Week
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  • 18
    ble

    ble

    Connect to and interact with Bluetooth LE peripherals

    BLE is a NativeScript plugin for Bluetooth Low Energy (BLE) communication, enabling mobile apps to interact with Bluetooth devices. It supports connecting, reading, writing, and receiving notifications from BLE peripherals.
    Downloads: 1 This Week
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  • 19
    ReadYou

    ReadYou

    An Android RSS reader presented in Material You style

    ReadYou is a modern, open-source RSS reader for Android focused on minimalism, usability, and privacy. It supports standard RSS/Atom feeds, OPML import/export, and allows for offline reading. Built with Jetpack Compose, ReadYou offers a polished and intuitive user experience without background sync or data tracking.
    Downloads: 7 This Week
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  • 20
    Readrops

    Readrops

    Android multi-services RSS client

    Readrops is a multi-service RSS client for Android. Its name is composed of "Read" and "drops", where drops are articles in an ocean of news.
    Downloads: 4 This Week
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  • 21
    Signal

    Signal

    A private messenger for Android

    Signal-Android is the official open-source Android client for Signal, a secure messaging app focused on end-to-end encryption and privacy. Developed by the Signal Foundation, it enables private messaging, voice, and video calls, without storing user data. Signal uses the Signal Protocol for encryption and does not collect metadata, making it one of the most privacy-focused communication platforms available.
    Downloads: 5 This Week
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  • 22
    Zulip

    Zulip

    Powerful open source team chat application

    Zulip is a powerful open source group chat application that combines the immediacy of real-time chat with the productivity benefits of a threaded conversation model. Zulip’s unique threading model allows users to easily catch up on important conversations, helping to save time and increase productivity.
    Downloads: 4 This Week
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  • 23
    Session for Android

    Session for Android

    A Decentralized, Onion Routed, Private Messenger

    Session Android is the official mobile client for Session, a privacy-first messaging protocol that enables secure, anonymous messaging without requiring phone numbers, email addresses, or centralized user accounts. Built natively for Android, the app lets users send and receive end-to-end encrypted text messages, voice notes, images, and attachments in both one-on-one and group chats, all while routing data through a decentralized onion-routing network designed to protect not just message...
    Downloads: 25 This Week
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  • 24
    PikaTorrent

    PikaTorrent

    Just pick a Torrent, stream and download on all your devices

    PikaTorrent is a modern, cross-platform BitTorrent client designed for ease of use across desktop and mobile devices. Developed using Flutter, it offers a unified experience on Windows, Linux, Android, and plans for macOS and iOS. PikaTorrent emphasizes user-friendliness, allowing users to stream and download torrents seamlessly, with features like remote management and dark mode support enhancing the overall experience.​
    Downloads: 9 This Week
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  • 25
    TelegramGroup

    TelegramGroup

    The latest collection of 10,000+ Telegram groups

    TelegramGroup is a large, Chinese-language directory of Telegram groups, channels, bots, and related resources. Rather than functioning as a conventional software application, the repository organizes thousands of links into a browsable reference collection. Its listings cover search bots, communities, news, technology, entertainment, cryptocurrency, utilities, and other topics. Many entries include a short explanation of what the linked group, channel, service, or bot provides. The...
    Downloads: 1 This Week
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