android
Simple & secure two-factor authentication via mobile & desktop app that's free to users. Authy's 2FA API is by Twilio.
A tool for reverse engineering Android apk files.
Apktool is a tool for reverse engineering third-party, closed, binary, Android apps. It can decode resources to nearly original form and rebuild them after making some modifications; it makes it possible to debug smali code step-by-step. It also makes working with apps easier thanks to project-like file structure and automation of some repetitive tasks such as building apk, etc.
Open Source Apps APK for Android.
This repository of free and open source apps for Android lets you download the latest version of popular FOSS applications safe and secure. Unlike other services, OpenAPK always serves the most recent APK files so you are up to date.
The 100% FREE live chat application for your website! tawk.to is a free messaging app that lets you monitor and chat with visitors on your website or from a free customizable page
Kotlin is a modern but already mature programming language designed to make developers happier. It's concise, safe, interoperable with Java and other languages, and provides many ways to reuse code between multiple platforms for productive programming.
Build apps for any screen
Flutter transforms the app development process. Build, test, and deploy beautiful mobile, web, desktop, and embedded apps from a single codebase.
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Free and Open Source password manager for Android, iOS, MacOS, Linux and Windows. Compatible with KeePass.
Ship 100x With The Agent IDE. The most powerful Agent Development Environment (ADE).
Orca is the ADE for working with a fleet of parallel agents. Run any coding agent with your own subscription. Available on desktop and mobile. Run Claude Code, Codex, OpenCode, and more side by side in isolated worktrees. Get the mobile companion for iOS or Android.
Data poisoning for your everyday tracking.
Fauxx is an open-source Android privacy tool that poisons data broker and ad-tech profiles by generating continuous, plausible, off-demographic synthetic activity from your device. The goal is simple: make your real behavioral signal statistically indistinguishable from noise.
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Free and Open-Source SMS Gateway. Transform Your Android into a Powerful SMS Gateway.
Unlock the potential of your device with our open-source solution. Send SMS effortlessly through your applications.
A simple SMS gateway that allows users to send SMS messages from a web interface or from their application via a REST API. It utilizes android phones as SMS gateways.
🤖 A minimal and customizable Docker image running the Android emulator as a service.
Upscale Photo, Cartoons in Batch Free. Smart PNG / JPG Image Upscaler. Upscale and enhance your image by using the latest AI technology. Support batch process. Upscale multiple images as simple as TINYPNG compressing them!
A group of simple, open source Android apps without ads and unnecessary permissions, with customizable colors.
Launch emulators like never before.
App for launching iOS and Android emulators. Lightweight, Open source, fully native.
MacOS menu bar app for launching iOS and Android 🤖 emulators
Media Casting Made Easy.
Cast media files to Smart TVs and Chromecast devices. Now with optional on-the-fly transcoding via FFmpeg.
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Open source real-time translation app for Android that runs locally.
RTranslator is an (almost) open-source, free, and offline real-time translation app for Android.
Connect to someone who has the app, connect Bluetooth headphones, put the phone in your pocket and you can have a conversation as if the other person spoke your language.
le bloqueur d'appels indésirables pour iPhone et Android.
Saracroche est une application open source iOS et Android qui bloque les appels indésirables. Elle utilise la fonctionnalité native de blocage d'appels pour empêcher les appels provenant de numéros gênants, comme ceux utilisés pour le démarchage commercial ou les arnaques.
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Kivy - Open source library for rapid development of applications that make use of innovative user interfaces, such as multi-touch apps.
Smartphone based Remote Control for VS Code.
Seamlessly transfer code, images, and files between your devices and VS Code. Control VS Code instances running on your desktop, right from your phone using both text and voice. With AI support, transcribe images to code, have QnA sessions against transferred files and more!
Music. Like it used to be.
A tactile music player inspired by classic devices. No subscription. No ads. No cloud. Your music. Your device.
Claude Code Mobile Client. Mobile and Web client for Claude Code, with realtime voice, encryption and fully featured.
Spawn and control multiple Claude Codes in parallel. Happy Coder runs on your hardware, works from your phone and desktop, and costs nothing. Open source.
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Write Native with TypeScript.
Render native platform UI with direct access to native APIs automatically backed by TypeScript. ⚡ Write Native with TypeScript ✨ Best of all worlds (TypeScript, Swift, Objective C, Kotlin, Java, Dart). Use what you love ❤️ Angular, React, Solid, Svelte, Vue with: iOS (UIKit, SwiftUI), Android (View, Jetpack Compose), Flutter and you name it compatible.
NativeScript empowers you to access native APIs from JavaScript directly. Currently iOS, Android, and visionOS runtimes are provided for rich mobile development across a variety of diverse use cases.
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A gallery that showcases on-device ML/GenAI use cases and allows people to try and use models locally.
The Google AI Edge Gallery is an experimental app that puts the power of cutting-edge Generative AI models directly into your hands, running entirely on your Android (available now) and iOS (available now via TestFlight) devices. Dive into a world of creative and practical AI use cases, all running locally, without needing an internet connection once the model is loaded. Experiment with different models, chat, ask questions with images and audio clip, explore prompts, and more!
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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.
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Oceanwaves is an advanced Android app that acts as a Jellyfin music client. It combines seamless playback, rich metadata, and smart recommendations.
Real-time localization on Android phones using inertial sensors (accelerometer, compass, gyro).
Many modern conveniences rely on our ability to accurately pinpoint location. GPS makes this job much easier, but the system isn't perfect. There are many places where GPS signal is restricted, from underground tunnels, to inside buildings, and even outdoors if near large structures.
Dead Reckoning is an Android app that offers a solution. Using built-in smartphone sensors to track location, the app removes the reliance on GPS and makes the tracking process self-sufficient and offline.
Full-stack eCommerce API for developers & designers We're building a complete eCommerce API for web & mobile. Starting with our Checkout API.
SSH & MOSH Terminal for Claude Code & AI Agents. Every coding agent, in your pocket.
A real terminal, connected straight to your own machine over SSH, Mosh, or ET. Run Claude Code, Codex, Grok Build, and friends — approve, dictate, and review diffs from anywhere.
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Learn once, write anywhere. A framework for building native applications using React .
React Native brings React's declarative UI framework to iOS and Android. With React Native, you use native UI controls and have full access to the native platform.
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- Boost Your React Native App Start Time: Stop Shipping Lottie JSON Incorrectly @ Davyd NRB's dev.to.
- We Thought React Native Was the Answer — Until Our App Hit 190% CPU @ Motion Engineering Blog.
- Adopting Cross-Platform React Native at Scale: Zalando’s Learnings | Rene Eichhorn at RUC 2025 @ Callstack's YouTube.
- Accelerating Mobile App development at Zalando with Rendering Engine and React Native @ Zalando Engineering Blog.
- What I've learned from shipping 25+ mobile apps @ Joe Masilotti.
- The Rails developers' guide to mobile app frameworks @ Masilotti.com.
- The real cost of React Native animations: benchmarking every approach @ Expo.
- The Go-To Guide for Understanding Keyboards in React Native (Part 1) @ Margelo.
An IDE designed for agentic AI research. AgentsDock currently supports Claude Code, Codex, and Cursor in one desktop and mobile workspace.
The free, open-source, cross-platform GTD app. Local-first, no account required. Mind Like Water.
A complete Getting Things Done (GTD) productivity system for desktop and mobile.
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ICSx⁵ is an Android app to subscribe to remote (“Webcal”) or local iCalendar files (like time tables of your school/university or event files of your sports team). It will download each iCalendar file regularly at a given interval and import it into a native read-only calendar, which then can be used with your favorite calendar app.
Empower the Web community and invite more to build across platforms.
Lynx is a family of open-source technologies empowering developers to use their existing web skills to create truly native UIs for both mobile and web from a single codebase, featuring performance at scale and velocity.
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DNS + Firewall App for Android 6+.
Rethink DNS + Firewall is the easiest way to monitor app activity, circumvent Internet censorship, block ads and trackers on your Android device.
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Avilla Forensics is a free mobile forensic tool created in February 2021 to assist investigators in collecting information and evidence from mobile devices. Developed by Daniel Avilla, a police officer from São Paulo, the tool provides powerful features for logical data extraction and backup conversion into formats compatible with advanced forensic analysis software, such as IPED and Cellebrite Physical Analyser.
FingerIO is a novel fine-grained finger tracking solution that transforms any space around off-the-shelf smartphones or smartwatches into an interactive surfaces. FingerIO does not require instrumenting the finger with sensors and works even in the presence of occlusions between the finger and the device.
The goal of Omni is to experiment with Android development because we enjoy it. Omni isn’t better, just different. It’s another option for the billion Android users out there. Android (vs. iOS and every other mobile OS) has thrived on options as well as the gigantic, talented development community that has emerged to build those options. That’s the beauty of Android – that you can pick and choose from a smorgasbord of devices with varying features and functionality.
Yuzic is a cross-platform, free and open source music player for Navidrome or other Subsonic servers, plus Jellyfin. Powered by React Native.
High performance self-hosted photo and video backup solution. Self-hosted photo and video backup solution directly from your mobile phone.
Parallax Engine that reacts to the orientation of a smart device. Where no gyroscope or motion detection hardware is available, the position of the cursor is used instead.
Flutter application for Android that uploads documents to Paperless‑NGX directly from the system Share menu. This project updates and adapts the original "Paperless Share" by qcasey to modern Android versions while keeping the same simple "share and upload" workflow.
Send push notifications to your phone or desktop using PUT/POST. ntfy (pronounce: notify) is a simple HTTP-based pub-sub notification service. It allows you to send notifications to your phone or desktop via scripts from any computer, entirely without signup or cost. It's also open source (as you can plainly see) if you want to run your own.
A lightweight Material YouTube Music player for Android, built with Kotlin and Jetpack Compose.
Designed for simplicity and smooth performance, Umihi Music lets you enjoy your favorite tracks effortlessly.
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Monitor your Plex Media Server.
Tautulli is the best web application to monitor, view analytics, and receive notifications about your Plex Media Server.
Mobile Verification Toolkit (MVT) is a tool to facilitate the consensual forensic analysis of Android and iOS devices, for the purpose of identifying traces of compromise.
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-#537: Espionnage et recherche de compromission dans les environnements mobiles @ NoLimitSecu :fr:.
Simple frontend for LLMs built in react-native.
ChatterUI is a native mobile frontend for LLMs.
Run LLMs on device or connect to various commercial or open source APIs. ChatterUI aims to provide a mobile-friendly interface with fine-grained control over chat structuring.
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Flock is Flutter+ • Flock is a fork of Flutter. Flock stays up to date with Flutter, and also adds new community features.
An Android application that locally runs ByeDPI and routes all traffic through it.
For stable operation, you may need to adjust the settings. You can read more about different settings in the ByeDPI documentation.
This application is not a VPN. It uses Android's VPN mode to route traffic but does not transmit anything to a remote server. It does not encrypt traffic or hide your IP address.
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Free Cloud Encryption for Dropbox & Co.
Cryptomator offers multi-platform transparent client-side encryption of your files in the cloud.
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Help improve OpenStreetMap with StreetComplete! This app finds missing map data in your vicinity and displays it on a map as quests. Solve each quest by visiting the location on-site and answering a simple question to update the map. The info you enter is directly added to OpenStreetMap in your name, without the need to use another editor.
An open source client for Apollo/Sunshine.
Artemis Android will allow you to stream your collection of games from your Windows PC to your Android device, whether in your own home or over the internet.
Artemis is currently the best fork of Moonlight with loads of optimizations for office usage.
deGoogled unGoogled smartphone operating systems and online services - your data is your data. We build desirable, open source, privacy-enabled smartphone operating systems.
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An android app to compress image, video and audio files through ffmpeg before sharing them.
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A simple music app using YouTube Music for backend.
A FOSS YouTube Music client for Android with many features from Spotify, SponsorBlock, ReturnYouTubeDislike.
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A simple tool for managing Xiaomi devices on desktop using ADB and Fastboot.