Free, Open-Source Remote Administration Tool for Windows

Quasar is a fast and light-weight remote administration tool coded in C#. Providing high stability and an easy-to-use user interface, Quasar is the perfect remote administration solution for you.

• TCP network stream (IPv4 & IPv6 support)
• Fast network serialization (NetSerializer)
• Compressed (QuickLZ) & Encrypted (AES-128) communication
• Multi-Threaded
• UPnP Support
• No-Ip.com Support
• Visit Website (hidden & visible)
• Show Messagebox
• Task Manager
• File Manager
• Startup Manager
• Remote Desktop
• Remote Webcam
• Remote Shell
• Download & Execute
• Upload & Execute
• System Information
• Computer Commands (Restart, Shutdown, Standby)
• Keylogger (Unicode Support)
• Reverse Proxy (SOCKS5)
• Password Recovery (Common Browsers and FTP Clients)
• Registry Editor

• .NET Framework 4.0 Client Profile or higher (Download)
• Supported operating systems (32- and 64-bit)
  • Windows XP SP3
  • Windows Server 2003
  • Windows Vista
  • Windows Server 2008
  • Windows 7
  • Windows Server 2012
  • Windows 8/8.1
  • Windows 10

Open the project in Visual Studio 2017+ and click build. See below which build configuration to choose.

See CONTRIBUTING.md

See ROADMAP.md

See LICENSE

protobuf-net
Copyright (c) 2008 Marc Gravell
https://github.com/mgravell/protobuf-net

ResourceLib
Copyright (c) 2008-2016 Daniel Doubrovkine, Vestris Inc.
https://github.com/dblock/resourcelib

GlobalMouseKeyHook
Copyright (c) 2004-2018 George Mamaladze
https://github.com/gmamaladze/globalmousekeyhook

Mono.Cecil
Copyright (c) 2008 - 2015 Jb Evain
Copyright (c) 2008 - 2011 Novell, Inc.
https://github.com/jbevain/cecil

Mono.Nat
Copyright (c) 2006 Alan McGovern
Copyright (c) 2007 Ben Motmans
https://github.com/nterry/Mono.Nat

I really appreciate all kinds of feedback and contributions. Thanks for using and supporting Quasar!