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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!
1. FormatFactory icon
Powered by FFmpeg and other open-source engines, this converter handles video, audio, images, and documents with batch processing, disc ripping, PDF tools, and video downloads...
4.5
23.2 M downloads
2. VLC Media Player icon
Plays almost any video or audio format without extra codecs, with a clean interface. Free, open-source, cross-platform, and it even handles DVDs and damaged files...
4.4
41.7 M downloads
3. Dev-C++ icon
Powered by MinGW/GCC, this free, open-source C/C++ IDE lets you edit, compile, run, and debug, with templates, plugins, and cross-platform builds...
4.4
722.6 k downloads
4. Lively Wallpaper icon
Animated, interactive wallpapers that pause while you game, with flawless multi‑monitor and ultrawide support. Open‑source, low‑impact customization plus a community library and easy 4K tweaks...
4.5
1.3 M downloads
5. OP Auto Clicker icon
Tiny, portable, open-source auto clicker. Set precise intervals, choose left/right or double clicks, pick the cursor spot, and loop clicks until you stop—great for games...
4.6
26.7 M downloads
6. Psiphon icon
Open‑source VPN that auto‑connects on launch, beats blocks, and lets you pick from 20+ regions. Portable, split tunneling, and optional speed boosts for power users...
4.2
11.5 M downloads
7. Media Player Classic - Home Cinema (MPC-HC) icon
Plays almost any format out of the box with built‑in codecs and 4K/8K support. Ultra‑light, open‑source player with subtitles, hotkeys, zoom, and no data collection...
4.6
7.6 M downloads
8. AB Download Manager icon
Queue downloads with a built-in scheduler and per-file speed limits, then boost large-file transfers. Open-source for Windows with browser integration and automatic link capture...
4.4
133.4 k downloads
9. Mozilla Firefox icon
The only major browser not built on Chromium, it’s open-source, fast, and privacy-first with tracker blocking, private windows, powerful extensions, and seamless multi-device sync...
4.2
29.8 M downloads
10. VirtualBox icon
Run multiple operating systems on a Windows PC with a cross‑platform hypervisor. Spin up custom ISOs, add USB 3.0/RDP/encryption, and emulate SATA, NVMe, and more...
3.7
3.3 M downloads

More from the Open Source Apps collection

Visual Studio Code icon
Microsoft's cross-platform code editor
Borderless Gaming icon
Play your favorite games in full screen, without any problems
Tor Browser icon
Surf the Internet anonymously
LocalSend icon
Secure file sharing without an Internet connection
JDownloader icon
Multiple file downloads from any hosting service
TranslucentTB icon
Add a translucent touch to the Windows taskbar
Audacity icon
Record and edit all types of audio files
Code::Blocks icon
An open-source IDE for C, C++ and Fortran
balenaEtcher icon
Easily create bootable external drives
Hello Minecraft! Launcher icon
A launcher for Minecraft that supports many features
XAMPP icon
Set up a web server with Apache, PHP and MySQL in 5 minutes
Chromium icon
Try the new Chrome features before anyone else
PkgEditor icon
Edit PS4 files in PKG, SFO or PFS format
Any Video Converter icon
Complete set of video editing tools
7-Zip icon
A file compressor with excellent performance
Wireshark icon
The most powerful network protocol analyzer
FxSound icon
Equalize and improve the sound quality on Windows
GIMP icon
Free software for image retouching and editing
Anaconda icon
All the features you need to work on data science projects
WampServer icon
Easy installation of Apache, MySQL and PHP
MPV Player icon
Minimalistic video player for Windows
TinyTask icon
Automate repetitive tasks and improve your efficiency
LibreOffice icon
One of the best alternatives to Microsoft Office
Microsoft PowerToys icon
Improve productivity on Windows
Replay icon
Transform your music with AI
Subtitle Edit icon
Open source subtitle editor
HandBrake icon
Modify the format and characteristics of any video
Private Internet Access icon
A VPN connection for your PC
Fan Control icon
Control the speed of your PC's fans
OpenShot Video Editor icon
A powerful and easy-to-use video editor
SRWare Iron icon
The first Google Chrome clone
TeXstudio icon
A powerful LaTeX editor
Brackets icon
A dynamic web development environment
FFmpeg icon
One of the best open codecs for video playback
VirtualBox Extension Pack icon
A package including all the features of VirtualBox
Chiaki icon
Play your PS4 or PS5 remotely
Inkscape icon
Open source vector graphics editor
Linux Mint icon
An easy-to-use, fast and convenient operating system
Win32 Disk Imager icon
Write CD or DVD image files to your Pendrive or SD card
Godot Engine icon
Comprehensive open-source suite for game development
Olive icon
Video editing and color management with nodes
MKVToolnix icon
Convert and edit MKV videos
Synfig Studio icon
Professional looking 2D animations
Playnite icon
Merge your game libraries and platforms into a single tool
Eclipse IDE icon
The most popular development environment
Signal icon
The Windows version of the private messaging client
FastCopy icon
The fastest and most efficient way to copy files in Windows
GeoGebra icon
A tool to study algebra, geometry and calculus
See more