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Install Download.sa on iPhone or iPad: tap the Share button, then choose “Add to Home Screen”.

Open-source alternatives to Lemonade Desktop

Projects with an open-source licence: you can inspect, modify and self-host the code.

Same categories and verticals plus the editors' list, in an independent order. Partners and ads never change it.

  1. ONLYOFFICE Desktop Editors

    Ascensio System SIA (ONLYOFFICE)

    87

    Modern document editors with high compatibility

    Open source 85 WindowsLinuxmacOS
  2. PDFsam Basic

    Sober Lemur S.r.l.s. (PDFsam)

    87

    Merge and split PDF files for free

    Open source 85 WindowsLinuxmacOS
  3. GnuCash

    GnuCash Project

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    Accounting for individuals and small businesses

    Open source 80 WindowsLinuxmacOS
  4. APM – Agent Package Manager

    Microsoft Corporation

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    The package manager for AI-Native Development.

    Open source 77 Windows
  5. Intelligent Terminal

    Microsoft Corporation

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    Intelligent Terminal is an experimental terminal with native agent integration, forked from Windows Terminal.

    Open source 77 Windows
  6. Kile

    KDE e.V.

    87

    LaTeX Frontend

    Open source 77 Windows
  7. NeoChat

    KDE e.V.

    87

    Matrix Client

    Open source 77 WindowsLinux
  8. 87

    One command-line tool for Drive, Gmail, Calendar, Sheets, Docs, Chat, Admin, and more. Dynamically built from Google Discovery Service. Includes AI agent skills.

    Open source 60 Windows
  9. Magika

    Google LLC

    87

    Fast and accurate AI powered file content types detection

    Open source 60 Windows
  10. Bot Framework Composer

    Microsoft Corporation

    87

    Bot Framework Composer is an open-source, visual authoring canvas for developers and multi-disciplinary teams to design and build conversational experiences with Language Understanding and QnA Maker, and a sophisticated composition of bot replies.

    Open source 30 Windows
  11. Konversation

    KDE e.V.

    82

    IRC client

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  12. Crow Translate

    KDE e.V.

    80

    A simple and lightweight translator that allows you to translate and speak text using Google, Yandex, Bing, LibreTranslate and Lingva.

    Open source 77 WindowsLinux
  13. LibreOffice

    The Document Foundation

    77

    Free office suite compatible with Office files

    Open source 80 WindowsLinuxmacOS
  14. Thunderbird

    MZLA Technologies (Thunderbird)

    77

    Free email and calendar

    Open source 80 WindowsLinuxmacOSAndroid
  15. Freeplane

    Open source

    75

    Free mind mapping and knowledge building software

    Open source 77 WindowsLinuxmacOS
  16. KatanA Desktop

    HiroyukiFuruno

    75

    KatanA Desktop

    Open source 77 Windows
  17. OnionShare

    Micah Lee, et al.

    75

    OnionShare is an open source tool that lets you securely and anonymously share files, host websites, and chat with friends using the Tor network

    Open source 77 WindowsLinux
  18. New API

    Quantum Nous

    75

    新一代大模型网关与 AI 资产管理系统

    Open source 60 Windows
  19. Telegram Desktop

    Telegram FZ-LLC

    72

    Fast messaging synced across devices

    Open source 88 WindowsLinuxmacOSAndroid
  20. Signal

    Signal Messenger LLC

    72

    Private messaging, end-to-end encrypted

    Open source 85 WindowsLinuxmacOSAndroid
  21. Okular

    KDE e.V.

    72

    View and annotate documents

    Open source 72 Linux
  22. Microsoft Promptflow

    Microsoft Corporation

    72

    Prompt flow is a suite of development tools designed to streamline the end-to-end development cycle of LLM-based AI applications, from ideation, prototyping, testing, evaluation to production deployment and monitoring.

    Open source 38 Windows
  23. 67

    OpenAI's coding agent that runs in your terminal

    Open source 82 WindowsmacOS
  24. a2a

    a2aproject

    67

    The official command-line interface for A2A-compatible agents.

    Open source 77 Windows
  25. a2acli

    ghchinoy

    67

    A standalone A2A v1.0 compliant command-line client

    Open source 77 Windows
  26. a2acli-rs

    a2aproject

    67

    Standalone A2A CLI client (Rust implementation)

    Open source 77 Windows
  27. Time tracker

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  28. Actual Budget

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    A local-first personal finance app

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  29. AeroFTP

    axpnet

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    A modern, multi-protocol file manager and FTP client with integrated AI, cloud sync, and military-grade encryption.

    Open source 77 Windows
  30. Agent

    Docker

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    Agent Builder and Runtime by Docker Engineering.

    Open source 77 Windows

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Install Download.sa on iPhone or iPad: tap the Share button, then choose “Add to Home Screen”.