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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!
PyScripter icon
Complete Python IDE
APK Editor Studio icon
Reverse engineer APKs on Windows
Miru icon
Manga, anime and novels in a single app
Nmap icon
Audit your network's security and explore its contents
Windows Package Manager (WinGet) icon
Install programs by commands with this package manager
Thonny icon
Learn Python the easy way
WinPcap icon
An indispensable library packet for monitoring networks
R icon
R
Powerful statistical computing environment
K-Meleon icon
Navigate faster than you can imagine thanks to K-meleon
64Gram icon
An unofficial Telegram desktop client
OpenRGB icon
Easily customize your PC lighting
Deskpins icon
Keep your windows constantly visible
Tera Term icon
Conveniently connect to remote systems
Upscayl icon
Improve your images with AI
Universal Pokemon Randomizer ZX icon
The most convenient way to create your own Pokémon game
AutoHotkey icon
Easily automate actions on the PC
Open Hardware Monitor icon
Monitor your PC temperature, speed and voltage
OpenBoard icon
A virtual whiteboard to liven up your classes
MPlayer icon
Great open source Multimedia Player
Moonlight icon
Play your PC games streaming from other devices
SRWare Iron icon
The first Google Chrome clone
GDevelop icon
Create video games in HTML5 without knowing how to program
Kdenlive icon
Create and edit video projects with this open-source program
Equalizer APO icon
Equalizer for Windows speakers and headphones
Pale Moon icon
A full browser based on Firefox
Windows 7 Logon Background Changer icon
Change Windows 7 logon background
SoftEther VPN icon
Use the SoftEther VPN service with this client
Free Pascal icon
Open source compiler for Pascal
MPCStar icon
A video player for all formats
Deluge icon
Powerful, lightweight, cross-platform BitTorrent client
LibreCAD icon
Free CAD editor for 2D designs
FreeCAD icon
Powerful 3D design tool
PkgEditor icon
Edit PS4 files in PKG, SFO or PFS format
Universal Watermark Disabler icon
Disable Windows watermarks
Mumble icon
Real-time voice communication for gamers and teams
AntiMicroX icon
Control any app or game with your favorite gamepad
FCEUX icon
One of the most comprehensive NES emulators you can find
Scribus icon
A full-featured tool for desktop publishing
Strawberry Music Player icon
Organize and play music on your PC
HakuNeko icon
Download as much manga and anime as you want
Zen Browser icon
Privacy-focused Firefox-based web browser
SharpDevelop icon
GNU tool for developers similar to Visual Studio
NAPS2 icon
Software to use any scanner in Windows
Talend Open Studio icon
Combine and convert data from different locations
MicroSIP icon
Make free voice calls over SIP
LibreWolf icon
A powerful browser with a focus on privacy and security
TeXstudio icon
A powerful LaTeX editor
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