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

Open-source alternatives to CharacterArc

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. APM – Agent Package Manager

    Microsoft Corporation

    87

    The package manager for AI-Native Development.

    Open source 77 Windows
  2. Crow Translate

    KDE e.V.

    87

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

    Open source 77 Windows
  3. Intelligent Terminal

    Microsoft Corporation

    87

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

    Open source 77 Windows
  4. Lokalize

    KDE e.V.

    87

    Computer-Aided Translation System

    Open source 77 Windows
  5. Edit

    Microsoft Corporation

    87

    A simple editor for simple needs.

    Open source 60 Windows
  6. 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
  7. Magika

    Google LLC

    87

    Fast and accurate AI powered file content types detection

    Open source 60 Windows
  8. 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
  9. Freeplane

    Open source

    75

    Free mind mapping and knowledge building software

    Open source 77 WindowsmacOS
  10. KatanA Desktop

    HiroyukiFuruno

    72

    KatanA Desktop

    Open source 77 Windows
  11. New API

    Quantum Nous

    72

    新一代大模型网关与 AI 资产管理系统

    Open source 60 Windows
  12. 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
  13. 67

    OpenAI's coding agent that runs in your terminal

    Open source 82 WindowsmacOS
  14. a2a

    a2aproject

    67

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

    Open source 77 Windows
  15. a2acli

    ghchinoy

    67

    A standalone A2A v1.0 compliant command-line client

    Open source 77 Windows
  16. a2acli-rs

    a2aproject

    67

    Standalone A2A CLI client (Rust implementation)

    Open source 77 Windows
  17. Actual Budget

    Actual Budget

    67

    A local-first personal finance app

    Open source 77 WindowsLinux
  18. AeroFTP

    axpnet

    67

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

    Open source 77 Windows
  19. Agent

    Docker

    67

    Agent Builder and Runtime by Docker Engineering.

    Open source 77 Windows
  20. Agent Console

    Carlos Castillo

    67

    Minimalist AI-native console for directing coding agents inside a repository.

    Open source 77 Windows
  21. Agent Mail CLI

    JuanjoFuchs

    67

    Self-describing local inbox for coding agents

    Open source 77 Windows
  22. agent-lsp

    Blackwell Systems

    67

    MCP server giving AI agents reliable access to language server protocol

    Open source 77 Windows
  23. agentbridge

    AGNTCY

    67

    CLI binary for the agentbridge general-purpose agent interconnect.

    Open source 77 Windows
  24. AgentClash

    AgentClash

    67

    CLI for the AgentClash AI agent evaluation platform

    Open source 77 Windows
  25. Agentero

    poco-ai

    67

    Agent 友好的文献管理方式。

    Open source 77 Windows
  26. agliteterm

    Boris Kudriashov

    67

    A tiny native Windows terminal for AI coding agents

    Open source 77 Windows
  27. agwinterm

    Boris Kudriashov

    67

    A native Windows terminal built for AI coding agents

    Open source 77 Windows
  28. 67

    Agentic Browser Automation Tool

    Open source 77 Windows
  29. AI CLI Usage Monitor

    macekkrystof

    67

    AI CLI Usage Monitor (Claude Code, ChatGPT Codex, Antigravity CLI)

    Open source 77 Windows
  30. AI Limits

    napxlexn

    67

    A tiny native Windows 11 overlay showing your AI provider usage limits.

    Open source 77 Windows

Install Download.sa on your device

Open it from your home screen in one tap, in its own window.

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