Open Source Android Apps - Page 5
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Betaflight
Open Source Flight Controller Firmware
Betaflight is flight controller software (firmware) used to fly multi-rotor craft and fixed wing craft. This fork differs from Baseflight and Cleanflight in that it focuses on flight performance, leading-edge feature additions, and wide target support. Betaflight supports a wide range of flight controllers with at least an STM32F4 MCU. You can use nearly any piece of modern hardware out there. Full telemetry and high refresh rate for receivers, camera and VTX control, RGB LEDs, and much more! Run the configurator on any device, whether it is using Windows, MacOS, Linux, or Android. With the Betaflight OSD you can get all relevant flight metrics directly into your FPV video feed. An easy-to-use drag-and-drop configuration allows the placement of values like used mAh and LiPo Voltage readings. Additionally, you can change most firmware settings using stick commands without even removing your goggles. -
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QPrompt
Personal teleprompter software for all video makers.
Free teleprompter software for all video creators. Built with ease of use, fast performance, control accuracy, and cross-platform support in mind. QPrompt works with studio teleprompters and tablet teleprompters, cellphones, and webcams. It was also designed for use in video conferences. -
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KOReader
An ebook reader application supporting PDF, DjVu, EPUB, FB2, etc.
KOReader is a document viewer for E Ink devices. Supported fileformats include EPUB, PDF, DjVu, XPS, CBT, CBZ, FB2, PDB, TXT, HTML, RTF, CHM, DOC, MOBI and ZIP files. It’s available for Kindle, Kobo, PocketBook, Android and desktop Linux. Runs on embedded devices (Cervantes, Kindle, Kobo, PocketBook, reMarkable), Android and Linux computers. Developers can run a KOReader emulator in Linux and MacOS. Multi-lingual user interface with a highly customizable reader view and many typesetting options. You can set arbitrary page margins, override line spacing and choose external fonts and styles. It has multi-lingual hyphenation dictionaries bundled into the application. Custom UI without animation, with paginated menus, adjustable text contrast, and easy zoom to fit content or page in paged media. Look up words with StarDict dictionaries / Wikipedia, add your own online OPDS catalogs and RSS feeds, share ebooks with other KOReader devices wirelessly. -
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E Auto Clicker
Easy to solve all your clicking needs
Android version https://sourceforge.net/projects/hf-auto-clicker/files/EasyAutoClicker.apk/download Easy Auto Clicker A free auto clicker which will easy to solve all your clicking needs, do you need a head start at a game? Well choose between right and left mouse clicks and even choose the time delay between each click all on one small simple application. -
Build Agents and Models on One PlatformGemini Enterprise Agent Platform is Google Cloud's comprehensive platform for developers to build, scale, govern, and optimize agents and models. Choose from Google's most advanced models and third-party models like Anthropic's Claude Model Family.
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Stockfish
UCI chess engine
Stockfish is a free, powerful UCI chess engine derived from Glaurung 2.1. Stockfish is not a complete chess program and requires a UCI-compatible graphical user interface (GUI) (e.g. XBoard with PolyGlot, Scid, Cute Chess, eboard, Arena, Sigma Chess, Shredder, Chess Partner or Fritz) in order to be used comfortably. Read the documentation for your GUI of choice for information about how to use Stockfish with it. Stockfish is a 11-time winner of the Top Chess Engine Championship. Stockfish is open source (GPLv3 license). That means you can read the code, modify it, and contribute back. You can use Stockfish on your computer or on your iOS or Android device. So you can get world-class chess analysis, wherever you are. The Stockfish engine features two evaluation functions for chess, the classical evaluation based on handcrafted terms, and the NNUE evaluation based on efficiently updatable neural networks. -
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Sing-box
The universal proxy platform
Sing-box is a universal proxy platform written in Go with support for servers and clients across platforms. It handles multiple proxy protocols with advanced routing, supports TUN-based transparent proxying, and offers both CLI and native graphical clients. -
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Acode
A powerful text/code editor for Android
Welcome to Acode Editor, a powerful and versatile code editing tool designed specifically for Android devices. Whether you're working on HTML, CSS, JavaScript, or other programming languages, Acode empowers you to code on-the-go with confidence. Step into the future of coding with our innovative plugin system. This all-new feature is compatible with a wide range of plugins, increasing Acode's functionality to meet all your development needs. With over 30 plugins already available in the plugin store, the possibilities are endless. Acode lets you build and run websites right in your browser, debug with ease using the built-in console, and edit a wide range of source files from Python and CSS to Java, JavaScript, Dart, and more. -
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Joes android-builds
Custom Android ROMS for Xiaomi Redmi 9T/9 Power/Note 9 4G and POCO M3
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Delta Executor APK
Popular Roblox executor
Delta Executor APK for Roblox is a powerful script executor for Android designed to enhance the Roblox gaming experience by allowing users to run custom scripts within the game environment. Delta Executor provides an intuitive interface and advanced functionality tailored to Roblox players and developers, offering tools to modify gameplay, access unique in-game features, and execute custom Lua scripts efficiently. Built with performance and usability in mind, it’s designed to provide a safe and reliable experience, allowing for customization without significantly impacting game performance. -
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Citron Neo
Research software designed to orchestrate virtual environments
Citron Neo is an advanced emulator project focused on replicating complex system environments with high performance and flexibility. It is designed to emulate modern console behavior while integrating improvements in CPU emulation, GPU rendering, and memory management. The project incorporates optimizations such as dynamic recompilation and Vulkan-based rendering to enhance performance across supported platforms. It also includes continuous updates that improve compatibility with games and system firmware, reflecting an active development cycle. Citron aims to provide a refined user experience through UI enhancements, faster loading times, and better resource handling. It supports multiple operating systems, including desktop and mobile environments, making it accessible across different devices. Overall, it represents a modern approach to emulation with a focus on speed, compatibility, and extensibility. -
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Mihon
Free and open source manga reader for Android
Mihon is a full-featured, open-source manga and comic reader app for Android designed to make discovering and reading manga, webtoons, and comics easy and customizable on mobile devices. Built as a community-driven successor to apps like Tachiyomi, Mihon combines a rich set of reading tools with a clean, user-friendly interface that supports local content as well as integrations with popular tracking services such as MyAnimeList, AniList, Kitsu, MangaUpdates, Shikimori, and Bangumi. It allows customization of viewing modes, reading directions, and themes so users can tailor the reading experience to their preferences, while offering category organization and library management to keep collections structured. Mihon can schedule updates for series, keeps track of chapters read or unread, and offers local backups and offline reading options so users aren’t dependent on constant internet access. -
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PixEz Flutter
Flutter-based client for browsing and managing content
Pixez Flutter is an open-source, Flutter-based client for browsing and managing content from Pixiv’s illustration platform. While specific README is minimal, community usage indicates support for browsing artwork, user profiles, favorites, downloads, and user authentication, following the standard capabilities of unofficial Pixiv clients. -
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SuperiorOS is a AOSP based ROM works on android Operating System . We trying to fullfil the demands of users regarding features , Stability & perfermance
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ReVanced Manager
Redefine your apps with custom patches and premium features
ReVanced Manager is a powerful tool designed to help users patch and customize their favorite apps, including YouTube, to unlock premium features and enhance functionality. As the successor to Vanced Manager, it allows users to apply custom patches, such as ad-blocking, background playback, and theme customization, directly to supported apps. ReVanced Manager offers a streamlined, user-friendly interface to guide users through the patching process, ensuring compatibility and a hassle-free experience. With its open-source nature and active development community, ReVanced Manager provides a flexible, secure, and privacy-focused solution for customizing Android apps to suit individual preferences. -
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/e/OS is a “deGoogled” version of Android OS. It has an open-source Android OS core, with no Google apps or Google services accessing your personal data.
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Free
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Codex Mobile
Run Codex Mobile Anywhere: Linux, Windows, or Termux on Android
Codex Mobile is a lightweight bridge that exposes Codex app-server workflows through a browser-accessible interface. It is designed to let users run a Codex-style UI on Linux, Windows, or Termux-powered Android setups. The project starts a local web server with one command, then lets the user open the interface from the same machine, a LAN device, or another reachable connection. It can also create a Cloudflare tunnel by default, making remote access easier when the local setup allows it. Codex Mobile is useful for developers who want to control coding-agent sessions from a phone, tablet, remote browser, or nonstandard environment. Its main value is making Codex app workflows more portable, accessible, and usable beyond a traditional desktop terminal. -
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Iconify
Iconify lets you customize your Android 12+ device easily
Iconify is an open-source Android customization app that provides users with deep control over the look and feel of their Android device’s interface, enabling changes to icons, colors, shapes, and even elements of the notification panel on Android 12 and above. The application focuses on letting users personalize UI components without requiring extensive technical knowledge, offering a range of theming options that can radically alter the aesthetic of app icons and system visuals for a more tailored user experience. Although the repository was archived in mid-2025, it amassed a significant community of users and contributors interested in device theming and modular customization techniques. As an archived project, Iconify’s design and codebase remain available for developers who want to build on its ideas, port features to other customization frameworks, or fork the project for new directions. -
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PPSSPP
A cross-platform PSP emulator
PPSSPP is an open source, cross-platform PSP emulator which allows you to play your PSP games on Android, Windows, Mac or Linux. With PPSSPP you can play your PSP games on your PC in full HD resolution, or play on your tablet for a big-screen mobile gaming experience. PPSSPP enhances the gaming experience in more ways than one. It even upscales some textures that would otherwise be too blurry due to the fact that they were originally made for the small screen. Even on modern Android phones and tablets you can enjoy double the original resolution. Get a whole new and better PSP gaming experience with PPSSPP now! -
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mdk-sdk
multimedia development kit for all platforms
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Strato
Run Nintendo Switch homebrew & games on your Android device
Strato is an experimental Nintendo Switch emulator designed specifically for ARMv8 Android devices, aiming to bring Switch gaming and homebrew applications to mobile platforms. It builds upon earlier emulator efforts such as Skyline while incorporating improvements and optimizations tailored for mobile hardware constraints. The emulator focuses heavily on high-level emulation of Switch subsystems, including kernel services and GPU behavior, to achieve usable performance on smartphones. It leverages components inspired by established projects like Ryujinx and Yuzu, particularly in areas such as shader compilation and system emulation. Strato emphasizes accessibility by targeting Android devices directly, removing the need for desktop-class hardware for Switch emulation. Despite being experimental, it represents a significant step toward portable, on-device emulation of modern consoles. -
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Gradle
Adaptable, fast automation for all
Gradle is a build tool with a focus on build automation and support for multi-language development. If you are building, testing, publishing, and deploying software on any platform, Gradle offers a flexible model that can support the entire development lifecycle from compiling and packaging code to publishing web sites. Gradle has been designed to support build automation across multiple languages and platforms including Java, Scala, Android, Kotlin, C/C++, and Groovy, and is closely integrated with development tools and continuous integration servers including Eclipse, IntelliJ, and Jenkins. From mobile apps to microservices, from small startups to big enterprises, Gradle helps teams build, automate and deliver better software, faster. Write in Java, C++, Python or your language of choice. Package for deployment on any platform. Go monorepo or multi-repo. And rely on Gradle's unparalleled versatility to build it all. -
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WenQuanYi (Spring of Letters)
Crowd-sourcing CJK font project
This project aims to develop the most complete, standard compliant, high-quality Chinese (and CJKV) fonts and resources, including bitmap and outline fonts of various styles. We also develop web-based tools to facilitate online font-dev collaborations.