Open Source Mobile Operating Systems Business Software

Business Software for Mobile Operating Systems

Browse free open source Business software and projects for Mobile Operating Systems below. Use the toggles on the left to filter open source Business software by OS, license, language, programming language, and project status.

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  • 1
    FlClash

    FlClash

    A multi-platform proxy client based on ClashMeta

    FlClash is an open-source, ad-free cross-platform GUI client for ClashMeta proxy on desktop and mobile. Built with Flutter and Go, it offers a Material You UI, supports Android, Windows, macOS, and Linux, and features WebDAV syncing, subscription link support, dark mode, and advanced proxy rules for customized network routing.
    Downloads: 1,063 This Week
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  • 2
    Dolibarr ERP - CRM

    Dolibarr ERP - CRM

    Open source ERP and CRM web software for business

    Dolibarr ERP - CRM is an easy to use ERP and CRM open source software package (run with a web php server or as standalone software) for businesses, foundations or freelancers (prospect, invoicing, inventory, warehouse, order, shipment, POS, members for foundations, bank accounts...). Dolibarr is also available with auto-installers for users with no technical knowledge to install Dolibarr and all its prerequisites (Apache, Mysql, PHP) with just one package. Available platforms for such packages are: Windows, Debian, Ubuntu, Mint, Redhat, Fedora, OpenSuse, Mandriva, Mageia. Other platform can use the generic distribution. This is a modular product, than can be enhanced with tons of external modules (to provide you features not available by default) from https://www.dolistore.com Download Dolibarr ERP - CRM here or sign up for 15-day free trial of the cloud-based application with free updates and support at one of the Cloud providers https://saas.dolibarr.org/
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    Downloads: 3,031 This Week
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  • 3
    Pandora Open

    Pandora Open

    Open Source Monitoring System for performance and availability.

    Pandora OPEN is a high-performance, 100% open-source monitoring ecosystem, born as the independent evolution of the Pandora FMS community branch after version 777. Licensed under GPLv2, it provides a modular and sovereign platform for supervising networks, servers, and applications without commercial dependencies. It features multi-platform agents, remote monitoring (SNMP, WMI, HTTP), GIS maps, and advanced visual dashboards. Entirely maintained by the community on GitHub, it ensures total transparency, technical flexibility, and absolute freedom for system administrators.
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    Downloads: 1,519 This Week
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  • 4
    NOOP

    NOOP

    Pair your strap over Bluetooth, keep all data on your own device

    NOOP is an offline companion app for WHOOP straps that keeps biometric data on the user’s own device. It pairs with supported straps over Bluetooth and stores readings locally in SQLite instead of using a cloud account or subscription. The app can read data such as heart rate, R-R intervals, temperature-related values, respiration signals, battery information, and events, depending on device support. It also imports WHOOP CSV exports, Apple Health exports, and nutrition CSV data to build a local history. NOOP computes metrics such as recovery, strain, HRV, sleep, workouts, trends, and correlations using transparent on-device analytics. It is an independent, unofficial interoperability project for users who want local-first access to their own wearable data.
    Downloads: 321 This Week
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  • 5
    Data Crow

    Data Crow

    Your collection, your way

    Data Crow is an open source collection manager for movies & video (DivX, MP4, MKV, etc.), TV series, books (and eBooks), images, board games, comic books, games & software, and music (MP3 and other audio files). Besides these built-in modules (which you can customise to fit your needs) you can create entirely new ones. Want to catalogue your stamps, equipment, wine, or anything else? Data Crow makes it possible. Your collection is accessible the way you prefer: as a stand-alone desktop application, in server-client mode for shared access across multiple users or devices, via the web client in any browser, or on the go with the Data Crow Reader App. The app synchronises with your Data Crow installation and works fully offline. Private. Offline. Completely personal. The Data Crow way.
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    Downloads: 283 This Week
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  • 6
    Joplin

    Joplin

    Open source note taking and to-do app with synchronization

    Joplin is a free and open source note-taking and to-do application that can handle a large number of notes in Markdown format, organize them into notebooks and synchronize them with various cloud services. All notes can also be copied, tagged, searched and modified directly from the app or through your own text editor. Notes that are exported from Evernote can be imported into Joplin, be it formatted content, resources, complete metadata or plain Markdown files. When notes are synchronized with cloud services, notebooks, tags and other metadata can easily be moved, inspected or backed up as plain text files. Supported cloud services include Nextcloud, OneDrive, Dropbox and WebDAV. Joplin is available for Windows, Linux, macOS, iOS and Android, with three types: desktop, mobile and terminal. All of them have similar user interfaces and can be synchronized with each other.
    Downloads: 51 This Week
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  • 7
    ZXing

    ZXing

    Barcode scanning library for Java, Android

    ZXing or “Zebra Crossing” is an open source multi-format 1D/2D barcode image processing library that’s been implemented in Java, and also comes with ports to other languages. It currently supports the following formats: UPC-A and UPC-E EAN-8 and EAN-13 Code 39 Code 93 Code 128 ITF Codabar RSS-14 (all variants) RSS Expanded (most variants) QR Code Data Matrix Aztec ('beta' quality) PDF 417 ('alpha' quality) MaxiCode ZXing is made up of several modules, including a core image decoding library, JavaSE-specific client code, and Android client Barcode Scanner. It is the basis of many other third-party open source projects.
    Downloads: 44 This Week
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  • 8
    SymmetricDS

    SymmetricDS

    Database Replication, Filtered Synchronization, and Transformation

    SymmetricDS is database replication and file synchronization software. It is a platform-independent, web-enabled, and database-agnostic synchronization tool. With initial data load, bidirectional change data capture, conflict resolution, and data transformation, it is a comprehensive data replication solution.
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    Downloads: 182 This Week
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  • 9
    Flet

    Flet

    Flet enables developers to easily build realtime web and mobile apps

    Flet enables developers to easily build real-time web, mobile and desktop apps in Python. No front-end experience is required. An internal tool or a dashboard for your team, weekend project, data entry form, kiosk app or high-fidelity prototype - Flet is an ideal framework to quickly hack great-looking interactive apps to serve a group of users. No more complex architecture with JavaScript frontend, REST API backend, database, cache, etc. With Flet you just write a monolith stateful app in Python only and get a multi-user, real-time Single-Page Application (SPA). To start developing with Flet, you just need your favorite IDE or text editor. With no SDKs, no thousands of dependencies, no complex tooling, Flet has a built-in web server with assets hosting and desktop clients.
    Downloads: 22 This Week
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  • 10
    Etar Calendar

    Etar Calendar

    Android open source calendar

    Etar is an open-source material-designed calendar made for everyone.
    Downloads: 10 This Week
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  • 11
    Binary Eye

    Binary Eye

    Yet another barcode scanner for Android

    Binary Eye is an open-source, ad-free barcode and QR code scanning application for Android that emphasizes simplicity, broad format support, and user privacy by not storing or sending scanned data off the device. The app, inspired by the Zebra Crossing (ZXing) scanning library, supports a wide range of barcode formats such as QR Code, EAN, UPC, PDF417, Data Matrix, and more, and also offers barcode generation capabilities built into the same interface. BinaryEye works in both portrait and landscape orientations with a modern Material Design interface, making it intuitive to scan or create codes easily on nearly any Android device. Because it is open source under the MIT license, developers and users can inspect or extend the codebase, and the project doesn’t include ads, trackers, or unnecessary permissions, focusing on utility and user freedom.
    Downloads: 9 This Week
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  • 12
    Habitica

    Habitica

    A habit tracker app which treats your goals like a Role Playing Game

    Get motivated to achieve your goals. Now is the time to have fun while completing your tasks! Join more than 4 million Habiticans and improve your life one task at a time. Habitica is a free habit building and productivity app that takes your real life as a game. With in-game rewards and punishments to motivate you and a strong social network to inspire you, Habitica can help you achieve your goals to be healthy, hardworking, and happy. Stay responsible by following and maintaining your Habits, Daily Tasks and To-Do Tasks with habitica's mobile apps and the website, both easy to use. Cross off tasks to level up your Avatar, and unlock in-game features like battle armor, mysterious pets, magical abilities, and even missions! Fight monsters with other Habitica users! Use the Gold you earn to buy in-game or custom rewards, like watching an episode of your favorite TV series.
    Downloads: 8 This Week
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  • 13
    Universal Password Manager

    Universal Password Manager

    Store all your passwords in one secure encrypted database.

    Universal Password Manager allows you to store all your passwords in one highly secure encrypted database. Its strengths are simplicity, portability and security (uses 128bit AES encryption). UPM is available on Android, Windows, OS X & Linux.
    Downloads: 42 This Week
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  • 14
    GLScene

    GLScene

    GLScene Engine for Delphi & C++Builder VCL Windows 32/64

    GLScene is an OpenGL based 3D library for Delphi, C++Builder and Lazarus. It provides visual components and objects allowing description and rendering 3D scenes in graphic applications. Update of newer versions of the trunk has been moved to https://github.com/glscene
    Downloads: 29 This Week
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  • 15
    SiYuan

    SiYuan

    Build your eternal digital garden

    SiYuan is a local-first personal knowledge management system that supports complete offline use, as well as end-to-end encrypted synchronization. Fuse blocks, outlines, and bidirectional links to build your eternal digital garden. SiYuan, the only important core concept is Content block. The content block can be formed through the formatting format, so that we can organize our thoughts and knowledge at the block-level granularity, and it is also convenient for reading and outputting long content. Built-in 20+ types of block-level elements and 10+ span-level elements. Rich elements meet common typesetting needs, and more specialized needs can be extended through widget blocks. Going into block focus, let's focus more on the content of the current block. All blocks support zoom-in focus, easily switch in context with breadcrumb navigation. Editing of large documents is also possible. Through dynamic loading technology, large documents with millions of words can be edited smoothly.
    Downloads: 6 This Week
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  • 16
    Simple Calculator

    Simple Calculator

    A calculator for quick simple calculations with a nice user interface

    This stylish modern calculator offers a great user experience that you will love seeing. You can copy the result or formula to the clipboard by long-pressing it. You can also use this calculator as a currency converter to calculate your daily income and other amounts in different countries' currencies. With eye soothing dark theme, it is now easy for you to see buttons and numbers more easily and use this calculator for simple calculations or use it as a currency converter, or as a calculator and graphing calculator. You can also use this math calculator as a mortgage calculator. The app is a simple helper for fast calculations with many basic functions including multiplying, dividing, rooting, and powers. It also comes with a dark theme so that you can use this new technology to make your calculator look smoother and easier to use rather than using sharp colors provided in different calculators that can't help you concentrate on your complex calculations in this graphing calculator.
    Downloads: 6 This Week
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  • 17
    ZXing Android Embedded

    ZXing Android Embedded

    Barcode scanner library for Android, based on the ZXing decoder

    ZXing Android Embedded is a barcode scanning library for Android, using ZXing for decoding. The project is loosely based on the ZXing Android Barcode Scanner application but is not affiliated with the official ZXing project. By default, only SDK 24+ will work, even though the library specifies 19 as the minimum version. For SDK versions 19+, one of the changes changes below are required. Some older SDK versions below 19 may work, but this is not tested or supported. While this is not the primary purpose of this library, it does include basic support for generating some barcode types. To change the orientation, specify the orientation in your AndroidManifest.xml and let the ManifestMerger to update the Activity's definition. The camera permission is required for barcode scanning to function. It is automatically included as part of the library. On Android 6 it is requested at runtime when the barcode scanner is first opened.
    Downloads: 6 This Week
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  • 18
    oTuner

    oTuner

    9-Octave Chromatic Tuner

    Free open source GPL instrument / musical chromatic tuner (like an electronic guitar tuner) for Windows, Windows Mobile, & Pocket PC. Displays name of note played & accurate indication of whether pitch is sharp, flat, or exact (relative to 440Hz A).
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    Downloads: 25 This Week
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  • 19
    GnoppixNG

    GnoppixNG

    Gnoppix Linux

    Gnoppix is a Linux distribution based on Debian Linux available in for amd64 and ARM architectures. Gnoppix is a great choice for users who want a lightweight and easy-to-use with security in mind. Gnoppix was first announced in June 2003. Currently we're working on a Gnoppix version for WSL, Mobile devices like smartphones and tablets as well.
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    Downloads: 75 This Week
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  • 20
    Cashew

    Cashew

    An app created to help users manage a budget and purchases

    Cashew is a minimalist personal finance and budgeting app built with Flutter, designed to help individuals track expenses and income easily. It emphasizes simplicity and clarity, offering straightforward interfaces for adding transactions, categorizing them, and monitoring balances. Users can visualize their financial activity with charts and summaries, giving them insight into spending patterns. Because it is open source, developers can modify or extend it with features like recurring transactions, custom categories, or integrations. Cashew is cross-platform, so the same codebase runs smoothly on Android and iOS. Its design is focused on giving control to users without unnecessary complexity, making it suitable as a learning project as well as a practical budgeting tool.
    Downloads: 5 This Week
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  • 21
    Openbravopos

    Openbravopos

    Open Source Openbravo POS convert to Commercial Retail ERP and POS

    Complete and user-friendly retail POS functionality A comprehensive, flexible, and user-friendly cloud-based retail POS software. 1. Sales, quotations, reservations, and returns, including cross-store and cross-channel scenarios. 2. Automatic validation of customer personal data. 3. Configuration of keymaps for quick access to options and featured products. https://www.youtube.com/watch?v=Aai3iYLP2TQ&pp=ygUNb3BlbmJyYXZvIGtkcw%3D%3D Contact: both version of Openbravo POS osopenbravo@gmail.com Join Our Channel: https://whatsapp.com/channel/0029Vavg10ZIXnlvG5dUDu0x
    Downloads: 70 This Week
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  • 22
    Planilha - Cálculo Cartão de Ponto

    Planilha - Cálculo Cartão de Ponto

    Cálculo de cartão de ponto

    Versão completa: A versão completa precisa ser adquirida através do botão "Versão Completa!" ou através do link http://bit.ly/cartao-de-ponto-completa (você será redirecionado para a página de pagamento e a planilha completa será disponibilizada por e-mail). As funcionalidades da versão completa são, além das que já estão contempladas na versão gratuita, ainda tem somatória do ADICIONAL NUTURNO AUTOMÁTICO, 3 campos de entrada e saída, 3 faixas de distribuição de horas extras e somatória dos intervalos. Versão Gratuita: Não possui o cálculo de horas noturnas automáticas, possui somente 2 campos de entrada e 2 campos de saída e possui somente 2 faixas de distribuição de horas extras. Para obter a versão gratuita, faça o download através do botão "Download" ou através do site https://www.vectormachine.com.br
    Downloads: 22 This Week
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  • 23
    medintux

    medintux

    Gestion de Cabinet Medical / Medical Patient Record

    Since 2 months, new version will arrive in QT5, with better integration of multimedia document and multilanguage support. If you have some specificity in your country, tell us we can integrate it. Medintux est une suite logicielle pour la gestion du cabinet médical et des services hospitaliers. Agrément ROSP, Compatible HAS avec le Vidal ou Thériaque, CIM10, codage CCAM. Liaison Sesam Vitale, Hprim, Apicrypt, Sigems. 100% Paramétrable et personnalisable. Environnement : Fonctionne sous MAC, Linux, PC, Android et mode Web intégré dans un navigateur. Fonctionnalités : Comptabilité, Gestion du dossier patient, Gestion documentaire, Gestion des admissions et des salles d'attentes. Aide à la prescription.... Base de donnée : Gestion client serveur avec Mysql. Supporte des milliers de dossiers sans ralentissement. Une communauté active avec plusieurs centaines d'utilisateurs au quotidien. Medintux est un projet mature utilisable au quotidien
    Downloads: 107 This Week
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  • 24
    Crater

    Crater

    Free & Open Source Invoice App for Freelancers & Small Businesses

    Crater is an open-source web & mobile invoicing app made especially for freelancers and small businesses. It's the complete invoicing solution you need, allowing you to track expenses and payments, calculate taxes, and create estimates and invoices. As both a web and a mobile app, Crater allows you to manage your invoices and keep track of everything even on the go. Crater's web application is made with Laravel & VueJS, while the mobile apps are built using React Native. Crater is a completely free and open source professional invoicing solution. Make the smart choice for managing your budding business's transactions with Crater.
    Downloads: 4 This Week
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  • 25
    Omni-Notes

    Omni-Notes

    Free and powerful note-taking application

    Omni-Notes is a powerful open-source note-taking application for Android designed to be both smart and simple. It has a clean and simple Material Design interface and is packed with plenty of smart features. These include image, audio and generic file attachment, a To-do list, Google Now integration, numerous widgets and so much more. Omni-Notes takes note-taking to a whole new level, making it more convenient and integrated. It's an ideal note-taking application particularly for old Android phones without such apps, giving users an updated look and experience when taking down notes.
    Downloads: 4 This Week
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