A collection of links to free and open source applications maintained for personal reference.
Most of the applications are for the Windows platform, but for many you can find builds for other platforms too.
| VCV Rack | Open-source virtual modular synthesizer. |
| ASIO4ALL | Universal ASIO Driver For WDM Audio. |
| Friture | An open source real-time audio analyzer. |
| Audacity | Free, open source, cross-platform audio software. |
| Sonic Visualiser | An open source application for viewing and analysing the contents of music audio files. |
| VoiceMeeter Potato | An audio mixer application endowed with a virtual audio device to mix and manage any audio sources from or to any audio devices or applications. |
| MIDI-OX | A fully featured all-purpose MIDI utility. |
| MIDI Yoke Junction | A MIDI Patch Cable driver. |
| SQLiteStudio | A SQLite database manager. |
| SqlDbx Personal Edition | A fast and easy to use database SQL development IDE. |
| DataGrabber | A query tool. |
| Lazarus | A Delphi compatible cross-platform IDE for Rapid Application Development. |
| Turbo Rascal Syntax Error (TRSE) | A complete suite (IDE, compiler, programming language, resource editor) intended for developing games/demos for 8 / 16-bit line of computers, with a focus on the MOS 6502, the Motorola 68000, the (GB)Z80 and the X86. The language resembles that of Turbo Pascal. |
| ZeroBrane Studio | Lightweight IDE for your Lua needs. |
| ILSpy | The open source .NET assembly browser and decompiler. |
| Eclipse | A mature, scalable and commercially-friendly environment for open source software collaboration and innovation. |
| OpenTx | Open source firmware for RC radio transmitters. |
| Thonny | Python IDE for beginners |
| LogViewer | A multi-purpose logviewer. |
| CPU-Z | System information software. |
| API Monitor | A free software that lets you monitor and control API calls made by applications and services. |
| SpaceSniffer | Find lost space on your disks using a Treemap visualization layout. |
| Zadig | USB driver installation made easy |
| H2testw | Checks SD cards for errors |
| Rufus | The Reliable USB-drive Formatting Utility |
| Process Hacker | A free, powerful, multi-purpose tool that helps you monitor system resources, debug software and detect malware |
| QModMaster | QModMaster is an implementation of a ModBus master application. A graphical user interface allows easy communication with ModBus RTU and TCP slaves. QModMaster also includes a bus monitor for examining all traffic on the bus. |
| Open Hardware Monitor | The Open Hardware Monitor is a free open source software that monitors temperature sensors, fan speeds, voltages, load and clock speeds of a computer. |
| Seatools | Diagnose, monitor, test and fix hard drives and SSDs. |
| MP3TAG | The universal tag editor. |
| LibreOffice | Free office suite. |
| Inkscape | Draw Freely. |
| fritzing | Electronics prototyping tool. |
| GIMP | The Free & Open Source Image Editor. |
| Resource Editor | Editor for RES files with a heavy bias toward the resource types commonly used by Delphi developers, but all common resource file formats and resource types are supported. |
| Resource Hacker | Resource Hacker is a resource editor, compiler and decompiler for 32bit and 64bit Windows applications. |
| Visual Studio Code | Extendable multiplatform code editor. |
| Quick Sequence Diagram Editor | Quick Sequence Diagram Editor is a tool for creating UML sequence diagrams from textual descriptions of objects and messages that follow a very easy syntax. |
| yEd Graph Editor | A powerful desktop application that can be used to quickly and effectively generate high-quality diagrams. |
| Blender | The free and open source 3D creation suite. |
| Notepas | A portable multi-platform text editor. |
| SnippetSource | SnippetSource lets you organise your favorite pieces of code, scripts, thoughts, notes or other documents in a user definable tree structure. |
| QElectroTech | QElectroTech is a free software to create electric diagrams. |
| Xournal++ | Create handwritten notes and edit PDF files. |
| Freeplane | Application for Mind Mapping, Knowledge Management, Project Management. Develop, organize and communicate your ideas and knowledge in the most effective way. |
| WinUAE | Amiga emulator. |
| VICE | The VersatIle Commodore Emulator. |
| blueMSX | Emulator for the MSX platform. |
| fMSX | Portable MSX emulator. |
| Speccy | Portable Spectrum emulator. |
| DOSBox | DOS-emulator. |
| RetroArch | A frontend for emulators, game engines and media players. |
| EmulationStation | A graphical and themeable emulator front-end that allows you to access all your favorite games in one place, even without a keyboard. |
| VirtualBox | Virtualization software for x86 and AMD64/Intel64. |
| Vagrant | Vagrant is a tool for building and managing virtual machine environments in a single workflow. |
| CloneVDI | Virtual HD Clone and Optimize. |
| Ansible | Configuration management tool. |
| Everything | Locate files and folders by name instantly. |
| ReNamer | A powerful and flexible file renaming tool. |
| Rename Master | A freeware utility designed to rename multiple files with a just few clicks. |
| grepWin | A simple search and replace tool which can use regular expressions to do its job. |
| Double Commander | A free cross platform open source file manager with two panels side by side. |
| Junction Link Magic | Junction Link Magic lets you create and manage NTFS junction points in a fast and easy way. |
| Win32 Disk Imager | Write a raw disk image to any Removable Device. |
| PuTTY | SSH and telnet client. |
| Wireshark | Network protocol analyzer. |
| WinPcap | The industry-standard tool for link-layer network access in Windows environments. |
| P.SEN | A free and open source TCP/UDP Network Test Utility for Windows and Linux. |
| FileZilla | A fast and reliable cross-platform FTP, FTPS and SFTP client with lots of useful features and an intuitive graphical user interface. |
| WinSCP | WinSCP is a popular SFTP client and FTP client for Microsoft Windows. |
| Rustdesk | The open source alternative to TeamViewer. |
| Teach2000 | A private teacher to help you memorize a foreign language, topography or even the history of Italy by date. |
| Concepts | A collection of modules which demonstrate some programming concepts and libraries. |
| PeaZip | Free file archiver utility. |
| HandBrake | The open source video transcoder. |
| MKVToolNix | A set of tools to create, alter and inspect Matroska files. |
| ImgBurn | A lightweight CD/DVD/HD DVD/Blu-ray burning application. |
| LameXP | Audio Encoder Front-End. |
| UPX | the Ultimate Packer for eXecutables. |
| Subtle | Desktop client for opensubtitles API. |
| ImageMagick | Use ImageMagick to create, edit, compose, or convert bitmap images. |
| Upscayl | Upscayl lets you upscale your low resolution images using advanced AI Models. |
| AIMP | Music player |
| DAUM Potplayer | Multimedia player. |
| Foxit Reader | PDF Reader. |
| XnView MP | Photo Viewer, Image Resizer & Batch Converter. |
| Kodi | Open Source Mediacenter. |
| Rapid Environment Editor | Windows environment variables management. |
| Mouse Without Borders | Control up to four computers from a single mouse and keyboard. |
| ConEmu | Windows terminal emulator. |
| Windows Terminal | Windows Terminal is a new, modern, feature-rich, productive terminal application for command-line users. |
| Winaero Tweaker | Universal tweaker software which supports Windows 7, Windows 8, Windows 8.1 and Windows 10. |
| Rufus | A utility that helps format and create bootable USB flash drives, such as USB keys/pendrives, memory sticks, etc. |
| PowerToys | Windows system utilities to maximize productivity. |
| Ultimate Windows Tweaker | Ultimate Windows Tweaker makes it easier to change Windows settings. |
| LM Studio | Discover, download, and run local LLMs. |
| Ollama | Run Llama 3, Phi 3, Mistral, Gemma 2, and other models. Customize and create your own. |
| DaVinci Resolve Studio | Video editing tool. |
| KREA | Flux based image/video generator. |
| Runway | Video generator. |
| KLING AI | Video generator. |
| Fragments | Open source AI powered code generator. |
| VEED | Video generator/editing tool. |