Open Source Kotlin Software - Page 2

Kotlin Software

Kotlin Clear Filters

Browse free open source Kotlin Software and projects below. Use the toggles on the left to filter open source Kotlin Software by OS, license, language, programming language, and project status.

  • The full-stack observability platform that protects your dataLayer, tags and conversion data Icon
    The full-stack observability platform that protects your dataLayer, tags and conversion data

    Stop losing revenue to bad data today. and protect your marketing data with Code-Cube.io.

    Code-Cube.io detects issues instantly, alerts you in real time and helps you resolve them fast. No manual QA. No unreliable data. Just data you can trust and act on.
    Learn More
  • Field Sales+ for MS Dynamics 365 and Salesforce Icon
    Field Sales+ for MS Dynamics 365 and Salesforce

    Maximize your sales performance on the go.

    Bring Dynamics 365 and Salesforce wherever you go with Resco’s solution. With powerful offline features and reliable data syncing, your team can access CRM data on mobile devices anytime, anywhere. This saves time, cuts errors, and speeds up customer visits.
    Learn More
  • 1
    Animeko

    Animeko

    100% Kotlin/Compose Multiplatform

    Animeko is an open-source anime streaming app for Android, offering a modern and community-driven alternative for watching anime. It aggregates content from various public sources and supports multiple features to enhance the viewing experience, including subtitles, episode tracking, and source customization.
    Downloads: 67 This Week
    Last Update:
    See Project
  • 2
    APKUpdater

    APKUpdater

    Simplify the process of finding updates for your installed apps

    APKUpdater is an open source tool that simplifies the process of finding updates for your installed apps. It provides similar functionality to an app store, but instead of depending on a single source, it aggregates the results from APKMirror, Aptoide, F-Droid and Google Play. Schedule background update checks and receive a notification when updates are found. Supports Android 4.0.3 to Android 10. Supports Android TV. Material Design 2 with multiple theme support. Direct install of updates for sources that support it. Root install of updates. Languages: English, Spanish, Chinese, Turkish, Arabic, French, Indonesian, Italian, Brazilian Portuguese. App ignore list. Filter updates by architecture. Filter experimental apps. Filter apps by API level. Exclude apps installed by an App Store.
    Downloads: 64 This Week
    Last Update:
    See Project
  • 3
    CloudStream

    CloudStream

    Android app for streaming and downloading media

    Android app for streaming and downloading media.
    Downloads: 63 This Week
    Last Update:
    See Project
  • 4
    Suwayomi-Server

    Suwayomi-Server

    A rewrite of Tachiyomi for the Desktop

    A free and open source manga reader server that runs extensions built for Tachiyomi. Suwayomi is an independent Tachiyomi compatible software and is not a Fork of Tachiyomi. Suwayomi-Server is as multi-platform as you can get. Any platform that runs java and/or has a modern browser can run it. This includes Windows, Linux, macOS, chrome OS, etc. Follow Downloading and Running the app for installation instructions.
    Downloads: 62 This Week
    Last Update:
    See Project
  • Iris Powered By Generali - Iris puts your customer in control of their identity. Icon
    Iris Powered By Generali - Iris puts your customer in control of their identity.

    Increase customer and employee retention by offering Onwatch identity protection today.

    Iris Identity Protection API sends identity monitoring and alerts data into your existing digital environment – an ideal solution for businesses that are looking to offer their customers identity protection services without having to build a new product or app from scratch.
    Learn More
  • 5
    Auxio

    Auxio

    A simple, rational music player for Android

    Auxio is a local music player with a fast, reliable UI/UX without the many useless features present in other music players. Built off of modern media playback libraries, Auxio has superior library support and listening quality compared to other apps that use outdated android functionality. In short, It plays music. The default branch is the development version of the repository. For a stable version, see the master branch.
    Downloads: 61 This Week
    Last Update:
    See Project
  • 6
    WhatsApp clone app

    WhatsApp clone app

    WhatsApp clone project demonstrates modern Android development

    This is a WhatsApp clone app built with Stream Chat SDK for Compose to implement messaging systems and Stream Video SDK for Compose using Jetpack Compose.
    Downloads: 61 This Week
    Last Update:
    See Project
  • 7
    Shadowsocks for Android

    Shadowsocks for Android

    A shadowsocks client for Android

    Shadowsocks for Android is the Android client for the widely-used, high-performance encryption protocol project Shadowsocks. It is a secure socks5 proxy for Android that is designed to protect your internet traffic. Shadowsocks for Android allows you to surf the internet privately and securely at all times through your Android device. It features bleeding-edge techniques with Asynchronous I/O and Event-driven programming. It is completely free and open-source and is available for other platforms as well.
    Downloads: 59 This Week
    Last Update:
    See Project
  • 8
    Mihon

    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.
    Downloads: 58 This Week
    Last Update:
    See Project
  • 9
    USB Gadget Tool

    USB Gadget Tool

    Convert your Android phone to any USB device you like

    Convert your Android phone to any USB device you like. USB Gadget Tool allows you to create and activate USB device roles, like a mouse or a keyboard. Connected USB hosts (e.g. a normal computer) will then identify your Android device only under that role. It can also be used to deactivate the standard USB Gadget (including mtp, adb, etc.), e.g. for security reasons.
    Downloads: 56 This Week
    Last Update:
    See Project
  • Loan management software that makes it easy. Icon
    Loan management software that makes it easy.

    Ideal for lending professionals who are looking for a feature rich loan management system

    Bryt Software is ideal for lending professionals who are looking for a feature rich loan management system that is intuitive and easy to use. We are 100% cloud-based, software as a service. We believe in providing our customers with fair and honest pricing. Our monthly fees are based on your number of users and we have a minimal implementation charge.
    Learn More
  • 10
    Dantotsu

    Dantotsu

    Anilist client based on Saikou

    An open-source mobile application for Anilist enthusiasts, inspired by Saikou and enhanced with Tachi/Aniyomi extensions. Dantotsu is designed for anime and manga enthusiasts who want to catch up on their favorite series. It's a user-friendly app that lets you enjoy your "favorite" anime and manga on the go. With integrated Anilist support, you can easily track your progress and stay up to date with what your friends are watching and reading. Say goodbye to the hassle of opening a browser to search for your favorite anime or manga. Dantotsu, a versatile client built upon Anilist & Tachi/Aniyomi. You can have Aniwave for anime watching and Mangadex for reading manga, which puts everything you need right at your fingertips. There's no need to leave the app; just install it, and everything you love magically appears when you're ready to explore and discover new content.
    Downloads: 54 This Week
    Last Update:
    See Project
  • 11
    EinkBro

    EinkBro

    A small, fast web browser based on Android WebView

    EinkBro is designed to fit Eink devices' needs; no unnecessary UI transitions and animations, clear B&W icons, and useful features for Eink reading experience. It's originated from FOSS Browser, which is a fully free/libre (as in freedom) Android app.
    Downloads: 54 This Week
    Last Update:
    See Project
  • 12
    AVNC

    AVNC

    VNC Client for Android

    Fast & Secure VNC client for Android. AVNC is an open source VNC client for Android. It allows you to remotely control any device running a VNC server.
    Downloads: 45 This Week
    Last Update:
    See Project
  • 13
    v2flyNG

    v2flyNG

    A V2Ray client for Android, support v2fly core

    v2flyNG is a mobile client that packages the V2Ray/V2Fly networking core into an Android application with a touch-friendly UI. It focuses on making modern protocols—such as VMess, VLESS, and Trojan—accessible without requiring shell access or manual config editing. Profiles can be added via subscription links or QR codes, and the app merges and updates them on schedule to keep node lists fresh. Per-app proxy controls allow you to include or exclude specific applications, which is useful for balancing privacy with bandwidth and latency. The client exposes routing controls, TLS settings, custom DNS, and UDP handling so advanced users can fine-tune behavior. Status panels and logs help diagnose connectivity issues and confirm that rules are being applied as intended.
    Downloads: 45 This Week
    Last Update:
    See Project
  • 14
    TachiyomiSY

    TachiyomiSY

    Free and open source manga reader for Android

    Tachiyomi is a free and open source manga reader for Android 6.0 and above. This version of Tachiyomi, TachiyomiSY was based off TachiyomiAZ. This version is meant to push forward in the ways of usability and features. TachiyomiSY tries to push forward where it can, but staying in a place where it can easily grab updates and features from the main app, it tries to make new features, or take features from other forks like J2K and Neko.
    Downloads: 44 This Week
    Last Update:
    See Project
  • 15
    Spowlo

    Spowlo

    A Spotify songs downloader for Android made with Jetpack Compose

    A Spotify songs downloader powered by spotDL made with Jetpack Compose and Material You.
    Downloads: 43 This Week
    Last Update:
    See Project
  • 16
    TTS Server

    TTS Server

    Android system TTS application with Microsoft demo interface

    tts-server-android is an Android system TTS application that acts both as a powerful local text-to-speech engine and as a flexible TTS “server” for other apps via HTTP. It includes a built-in Microsoft TTS demo interface and lets users configure custom HTTP requests, making it possible to route TTS through various cloud providers or local servers. The app can import other local TTS engines, giving Android devices a unified interface to multiple voices and providers, and it features simple narration/dialogue detection based on Chinese quotation marks so it can read text with different styles for narration and dialogue. It is built with Kotlin and Jetpack Compose, and the project is structured into multiple libraries (lib-tts, lib-server, lib-compose, lib-database, etc.) to separate UI, server logic, and TTS handling. The app supports advanced features like automatic retry, fallback configurations, text replacement rules, and integrations with reading apps.
    Downloads: 43 This Week
    Last Update:
    See Project
  • 17
    Animity

    Animity

    Use the Android app to watch anime on your phone without ads

    An Android app to watch anime on your phone without ads. Animity is an anime streaming app that provides high-quality streaming of your favorite anime shows. It's designed to be easy to use, so you can quickly find the anime you want to watch and start streaming. With Animity, you can also sync your account with Anilist, so you can keep track of your favorite shows and manage your anime watchlist. Whether you're a die-hard anime fan or a casual viewer, Animity has something for everyone. Animity parses website data and filter required info, thus It removes the ads for seamless experience.
    Downloads: 42 This Week
    Last Update:
    See Project
  • 18
    FlorisBoard

    FlorisBoard

    An open-source keyboard for Android which respects your privacy

    FlorisBoard is a free and open-source keyboard for Android 7.0+ devices. It aims to be modern, user-friendly, and customizable while fully respecting your privacy. Currently in early beta state.
    Downloads: 40 This Week
    Last Update:
    See Project
  • 19
    Shizuku

    Shizuku

    Using system APIs directly with adb/root privileges from normal apps

    Shizuku is a powerful Android tool that allows apps to use system-level APIs with ADB or root privileges, without requiring the apps themselves to be rooted. It acts as a service layer that proxies system API access, enabling developers and advanced users to build powerful system utilities or tweak tools while preserving user security and sandboxing.
    Downloads: 40 This Week
    Last Update:
    See Project
  • 20
    KeyMapper

    KeyMapper

    An Android app that change what the buttons do on your devices

    Key Mapper is a free and open source Android app that can remap your buttons and fingerprint reader gestures. The aim of this project is to allow anyone to map their buttons in any combination to anything. You can combine multiple keys from a specific device or from any device to form an "activator". Each activator can have multiple actions. The keys can be configured to be pressed at the same time or one after another in a sequence. Keys can be reassigned when pressed briefly, pressed long, or pressed twice. A key map can have a set of "restrictions" so that it only takes effect in certain situations.
    Downloads: 39 This Week
    Last Update:
    See Project
  • 21
    Unciv

    Unciv

    Open-source Android/Desktop remake of Civ V

    Unciv is an open-source reimplementation of the game Civilization V in Java using LibGDX. It focuses on replicating the core gameplay mechanics in a lightweight, mobile- and desktop-friendly format, supporting both single-player and multiplayer modes. Unciv uses a minimalist art style and text-based UI to deliver a fast, turn-based strategy experience.
    Downloads: 39 This Week
    Last Update:
    See Project
  • 22
    Linux Command Library (Mobile+CLI+Web)

    Linux Command Library (Mobile+CLI+Web)

    1M downloads Linux reference app with basics, tips and formatted pages

    The app currently has 5547 manual pages, 22+ basic categories and a bunch of general terminal tips. It works 100% offline, doesn't need an internet connection and has no tracking software.
    Downloads: 38 This Week
    Last Update:
    See Project
  • 23
    Minecraft Development for IntelliJ

    Minecraft Development for IntelliJ

    Plugin for IntelliJ IDEA that gives special support for Minecraft mods

    Experience first class support for all of the major Java Minecraft development platforms, including Bukkit and derivatives such as Spigot and Paper, Sponge, Forge, Fabric, MCP, Mixins, LiteLoader, BungeeCord, and Waterfall. It also provides in-depth support for Access Transformer and NBT files, and more. Because of this, you can install the plugin through IntelliJ's internal plugin browser. Navigate to File -> Settings -> Plugins and click the Browse Repositories... button at the bottom of the window. In the search box, simply search for Minecraft. You can install it from there and restart IntelliJ to activate the plugin.
    Downloads: 38 This Week
    Last Update:
    See Project
  • 24
    AnkiDroid

    AnkiDroid

    Anki flashcards on Android

    Anki flashcards on Android. Your secret trick to achieve superhuman information retention. A semi-official port of the open source Anki spaced repetition flashcard system to Android. Memorize anything with AnkiDroid.
    Downloads: 35 This Week
    Last Update:
    See Project
  • 25
    Kvaesitso

    Kvaesitso

    A search-focused Android launcher

    Kvaesitso is a search-focused, free and open source launcher for Android. The preferred way of installation is using the F-Droid application. That way you will always be notified about updates. Kvaesitso is available in the official F-Droid repository, but all features depending on non-foss external APIs were removed. For feature-complete builds, you can add MM20's repository.
    Downloads: 35 This Week
    Last Update:
    See Project
MongoDB Logo MongoDB