Open/Free soft must have

AVZ Antiviral Toolkit is a comprehensive security solution that comes with lots of tools designed to help you keep the computer in perfect shape and protect it against malicious files.

Simple but configurable and themeable, distraction-free text editor for writers. Open-source and available across desktop platforms.

A free, open-source compatibility layer allowing Windows applications to run on Linux and other systems, offering configuration and community support.

Cross-platform utility to create bootable USB drives or Live USBs, with a built-in downloader for Linux ISO images and rescue disks.

Python is an interpreted, interactive, object-oriented, extensible programming language. It provides an extraordinary combination of clarity and versatility, and is free and comprehensively ported.

GitHub Desktop is a native Git client for Mac OS X and Windows with a graphical user interface.

Formats USB drives to various file systems and creates bootable USBs from ISOs. Supports MS-DOS/FreeDOS bootable sticks and offers BIOS or UEFI options.

Experience instant messaging with remarkable speed and robust security. Join massive group chats or channels. Enjoy free and advanced features.

Arduino is an open-source electronics prototyping platform based on flexible, easy-to-use hardware and software. It's intended for artists, designers, hobbyists, and anyone interested in creating interactive objects or environments.

Atom is an open-source, Electron based text editor with a massive ecosystem of plugins and themes that are easily accessible through a built-in package manager. Being built with Electron, it uses web technology (HTML, CSS, JavaScript and Node.

Hyphanet (former Freenet) is free software which lets you anonymously share files, browse and publish "freesites".

Autoruns shows you what programs are configured to run during system bootup or login, and shows you the entries in the order Windows processes them. These programs include ones in your startup folder, Run, RunOnce, and other Registry keys.

A powerful audio player for Windows and Android, supporting numerous codecs and audio interfaces, offering customizable skins, plugins, and advanced features.

Check Flash is a tool for testing and formatting flash-drives. It can be used to clean eny evidence of activity on your flash drive by formatting it.With Check Flash you will be able to manage your flash drives by performing different maintenance tests on it.

DOSBox is an emulator program which emulates an IBM PC compatible computer running a DOS operating system. Many IBM PC compatible graphics and sound cards are also emulated. This means that original DOS programs (including PC games) are provided with an environment in which they...

Establish remote desktop access in seconds with instant control, secure data, VoIP and webcam integration, file transfer, and fast, easy collaboration.

Grover Podcast is a simple podcast management app for Windows.

Irssi is a terminal based IRC client for UNIX systems. It also supports SILC and ICB protocols via plugins.

Foremost network protocol analyzer with multi-platform support, deep protocol inspection, VoIP analysis, and extensive file format compatibility.

OpenVPN Connect provides flexible VPN solutions to secure your data communications, whether it's for Internet privacy, remote access for employees, securing IoT, or for networking Cloud data centers.

Measures download, upload, and ping speeds; offers global server testing, real-time connection graphs, VPN options, carrier coverage maps, and test result history.

Cygwin is a Unix-like environment and command-line interface for Microsoft Windows. Cygwin provides native integration of Windows-based applications, data, and other system resources with applications, software tools, and data of the Unix-like environment.

Freeware system profiler for Windows and Android displays in-depth CPU, RAM, and chipset info, working ad-free, offline, and consumes fewer resources.

HijackThis™ is a free utility which quickly scans your Windows computer to find settings that may have been changed by spyware, malware or other unwanted programs. HijackThis creates a report, or log file, with the results of the scan.

Get rid of error message like Error deleting or renaming file or folder, cannot delete folder: its being used by another person or program Unlocker application was designed to be a very useful Windows Explorer extension allowing users with a simple right-click on a file or...

Free open-source 3D software for modeling, texturing, rigging, animation, rendering, compositing, video editing, and simulation.

mRemoteNG is a fork of mRemote , an open source, tabbed, multi-protocol, remote connections manager.

Sigil is a multi-platform ebook editor. It is designed to edit books in ePub format.

Open-source HDD/SSD utility for monitoring S.M.A.R.T. values, disk temperature and other information.

MKVToolnix is a set of tools to create, alter and inspect Matroska files under Linux, other Unices and Windows. They do for Matroska what the OGMtools do for the OGM format and then some. The latest builds now have the ability to create WebM compliant Files.

Free, open-source utility for network security auditing and exploration with capabilities for OS detection, service identification, and large network scans.

Open-source tool supporting designers in prototyping, documenting circuits, sharing, and creating PCB layouts, empowering artists, researchers, and hobbyists.

openHAB is a Java-based open-source home automation platform that integrates and combines a vast range of different smart home systems and technologies into one single solution.

Godot Engine is a feature-packed, cross-platform game engine to create 2D and 3D games from a unified interface. It provides a comprehensive set of common tools, so that users can focus on making games without having to reinvent the wheel.

HexChat is an IRC client based on XChat for Linux , but unlike XChat it’s completely free for both Windows and Unix-like systems.

Professional Windows diagnostic tool offering real-time hardware monitoring and comprehensive device information, ideal for experts and integrators.

WinMerge is an open source differencing and merging tool for Windows. WinMerge can compare both folders and files, presenting differences in a visual text format that is easy to understand and handle.

Open-source writing tool with hierarchical outliner, distraction-free editor, character management, plot development, Snowflake method, and writing goal support.

Eclipse is an extensible development platform with runtimes and application frameworks for building, deploying and managing software across the entire software lifecycle. Many people know Eclipse as a Java IDE, but it is much more than that- Eclipse actually consists of over 60...

Successor to the classic, iconic eDonkey2000 peer-to-peer file sharing application that helped popularize P2P file sharing.

Free e-book manager offering library management, multi-format conversion, syncing to devices, news download as e-books, built-in viewer, editor, and privacy.

SimulIDE is a simple real time electronic circuit simulator. It's intended for general purpose electronics and microcontroller simulation, supporting PIC and AVR. PIC simulation is provided by gpsim and avr simulation by simavr.

Open source virtualization tool supporting x86/AMD64, runs on Windows, Linux, Mac, Solaris. Offers portable, lightweight, ad-free use.

A "hierarchical spreadsheet" that is a great replacement for spreadsheets, mind mappers, outliners, PIMs, text editors and small databases.

Far Manager is a program for managing files and archives in Windows operating systems. Far Manager works in text mode and provides a simple and intuitive interface for performing most of the necessary actions: