Open-source alternatives to CrewLink

Provides access to MAPI stores to facilitate investigation of Exchange and Outlook issues and to provide developers with a sample for MAPI development.

Matrix Client

Rocket.Chat client

A Windows desktop app that provides a user-friendly graphical user interface for Package Uploader and MakePkg. This app simplifies both package creation and upload operations.

Tools to help develop and test games that interact with Xbox services.

Development tool for the Microsoft Bot Framework. Allows developers to test and debug bots on localhost.

IRC client

Free email and calendar

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

Fast messaging synced across devices

Private messaging, end-to-end encrypted

A nonlinear 2D puzzle platformer taking place in impossible spaces.

A desktop application built with Electron that monitors running games and displays achievements animated notifications

A crossplatform fast open-source alternative of VRChat Creator Companion

Run Android Messages as a desktop app, a la iMessage

Run any VM anywhere -- bootstrap BSD, Illumos, and Linux guests with QEMU.

Sunshine fork - The easiest way to stream with the native resolution of your client device.

Apple II emulator for Windows

ASF is a C# application with primary purpose of farming Steam cards from multiple accounts simultaneously.

GUI Application to work with engine assets, asset bundles, and serialized files.

Cross-platform encrypted email client

A character builder that lets you create and manage characters for your Dungeons & Dragons games.

Path of Exile app for price checking

Desktop Telegram client with good customization and Ghost mode.

BasiliskLLM: Simplify LLM interactions with multi-chat, image analysis, and NVDA integration. Securely manage credentials and auto-update for seamless use with models like OpenAI and Anthropic. Perfect for users and developers.

Fast and secure desktop client for Berene Web

Free, open, Among Us proximity voice chat

A cross-platform CLI for managing BetterDiscord.

Check Microsoft 365 mail, Teams chats, and next meeting from the terminal

Bloret Launcher 不只是 Minecraft 启动器，但也为 Minecraft 玩家提供便捷的游戏启动与管理体验。