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Open Source Apps

Explore the top Open Source Software for Windows and discover the freedom of customizable, free-to-use tools for your PC. Whether you're looking for software to edit documents, manage files, or even enhance your creativity with design programs, these apps have you covered. Open source software lets you take control with transparent development and often a helpful community to back it up. From powerful multimedia players to secure browsers and versatile productivity tools, there’s something for every kind of user. Imagine finding an app that does exactly what you need—without hidden costs or restrictions. Download the best Open Source Apps now from Uptodown and experience the power of free software!
LibreWolf icon
A powerful browser with a focus on privacy and security
LAN Messenger icon
Instant messaging over a local network
BeeBEEP icon
Fast and secure messaging app
Clonezilla icon
Create backup copies of your hard disks, just in case
Mumble icon
Real-time voice communication for gamers and teams
Barrier icon
Share keyboard and mouse between different computers
Mesa 3D icon
Advanced OpenGL graphics
TortoiseSVN icon
Control the versions of your files
Moonlight icon
Play your PC games streaming from other devices
Deluge icon
Powerful, lightweight, cross-platform BitTorrent client
TightVNC icon
Remotely control a computer via web browser
VeraCrypt icon
Added security for your files
FreeCAD icon
Powerful 3D design tool
Rectify11 icon
A more consistent experience on Windows 11
Czkawka icon
Delete unnecessary files from your PC
PEiD icon
Analyze and detect signatures in PE files easily
FCEUX icon
One of the most comprehensive NES emulators you can find
Prism Launcher icon
Manage different Minecraft accounts and mods
Floorp icon
Customizable and privacy-oriented browser
Cyberduck icon
A comprehensive FTP manager compatible with remote storage services
Okular icon
Universal document viewer
SharpDevelop icon
GNU tool for developers similar to Visual Studio
NAPS2 icon
Software to use any scanner in Windows
Transmission icon
A fast and compact torrent client
Karaoke Mugen icon
Enjoy the best karaoke on your PC
Mullvad Browser icon
A browser focused on privacy
Transparent Twitch Chat Overlay icon
Improve the comments system for your Twitch streams
Laragon icon
Create web apps with this development environment
digiKam icon
View and organize your entire image collection
iTop Data Recovery icon
Recover deleted files from your PC
dupeGuru icon
Detect duplicate files and free up space in your hard drive
Kronos icon
Powerful and modern Sega Saturn emulator
TGMacro icon
Automate repetitive tasks
AntiMicroX icon
Control any app or game with your favorite gamepad
Mixxx icon
Free Mixing program for DJs
Sigil icon
Edit ebooks quickly and easily
SoftEther VPN icon
Use the SoftEther VPN service with this client
ReactOS icon
Powerful and complete alternative to Windows
Vocaluxe icon
An open source karaoke program
FocusWriter icon
Write texts and avoid getting distracted
UniGetUI icon
Managing command line packages has never been easier
SparkleShare icon
Sync important files on multiple computers
Sidebar Diagnostics icon
A sidebar with all your PC's information
Angry IP Scanner icon
Detect the computers on a network and scan their ports
ClamAV icon
A very good choice if you search a free antivirus
Rocket.Chat icon
A desktop client for this powerful messaging platform
Fort Firewall icon
An alternative to the Windows Firewall
BleachBit icon
Eliminate useless files and win free space on disk
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