Cross-platform software

WeeChat (Wee Enhanced Environment for Chat) is a free and open-source Internet Relay Chat client that is designed to be light and fast. It is released under the terms of the GNU GPL-3.0-or-later and has been developed since 2003.

LimeSurvey (formerly PHPSurveyor) is a free and open source online statistical survey web app written in PHP using a MySQL, SQLite, PostgreSQL or MSSQL database, distributed under the GNU General Public License. Its web interface enables users to develop and publish online surveys, collect responses, review statistics, and export the resulting data to other applications.

Photopea ( ) is a web-based photo and graphics editor developed by Ivan Kutskir. It is used for image editing, making illustrations, web design or converting between different image formats. Photopea is free advertising-supported software, and offers a premium ad-free subscription for individuals and teams, and a corporate focused self-hostable version of the application. It is compatible with all modern web browsers, including Opera, Edge, Chrome, and Firefox. The app is compatible with raster and vector graphics, such as Photoshop's PSD as well as JPEG, PNG, DNG, GIF, SVG, PDF and other imag

scripting platform developed by Google

CodeLite is a free and open-source IDE for the C, C++, PHP, and JavaScript (Node.js) programming languages.

programming language

Virtual machine designed to run various dynamic programming languages

instant messaging client

cryptocurrency and cross-blockchain interface that enables cross-blockchain transfers of any type of data or asset, not just tokens

QT development environment

programming language

InterBase is a relational database management system (RDBMS) currently developed and marketed by Embarcadero Technologies. It runs on the operating systems Microsoft Windows, macOS, Linux, Solaris, Android, and iOS.

JBuilder is a discontinued integrated development environment (IDE) for the programming language Java from Embarcadero Technologies. Originally developed by Borland, JBuilder was spun off with CodeGear which was eventually purchased by Embarcadero Technologies in 2008.

cross-platform software development library designed to provide a simple application programming interface (API) to various multimedia components in computers

ZSNES is an emulator for the Super Nintendo Entertainment System released as free software. There are official ports for Linux, MS-DOS, Windows, and unofficial ports for Xbox, and macOS.

programming language

HTTP accelerator software

graphics engine

free and multi-platform graphical library for Python

MLDonkey is an open-source, multi-protocol, peer-to-peer file sharing application that runs as a back-end server application on many platforms. It can be controlled through a user interface provided by one of many separate front-ends, including a Web interface, telnet interface and over a dozen native client programs.

JavaScript engine

The Geospatial Data Abstraction Library (GDAL) is a computer software library for reading and writing raster and vector geospatial data formats (e.g. shapefile), and is released under the permissive X/MIT style free software license by the Open Source Geospatial Foundation. As a library, it presents a single abstract data model to the calling application for all supported formats. It may also be built with a variety of useful command line interface utilities for data translation and processing. Projections and transformations are supported by the PROJ library.

Exim is a mail transfer agent (MTA) used on Unix-like operating systems. Exim is a free software distributed under the terms of the GNU General Public License, and it aims to be a general and flexible mailer with extensive facilities for checking incoming e-mail.

machine learning based toolkit for the processing of natural language text

programming language

software

BigBlueButton is a free software virtual classroom software program designed for online education. It is primarily accessed through Learning Management Systems, providing engagement tools and analytics which enable educators to interact with their students remotely.

XEmacs is a graphical- and console-based text editor which runs on almost any Unix-like operating system as well as Microsoft Windows. XEmacs is a fork, based on a version of GNU Emacs from the late 1980s. Any user can download, use, and modify XEmacs as free software available under the GNU General Public License version 2 or any later version.

instant messaging app by Turkcell

imo.im is a proprietary audio/video calling and instant messaging software service. It allows sending music, video, PDFs and other files, along with various free stickers. It supports encrypted group video and voice calls with up to 20 participants. According to its developer, the service possesses over 200 million users and over 50 million messages per day are sent through it.

The Simplified Wrapper and Interface Generator (SWIG) is an open-source software tool used to connect computer programs or libraries written in C or C++ with scripting languages such as Lua, Perl, PHP, Python, R, Ruby, Tcl, and other language implementations like C#, Java, JavaScript, Go, D, OCaml, Octave, Scilab and Scheme. Output can also be in the form of XML.

NetFront Browser is a mobile browser developed by Access Company of Japan. The first version shipped in 1995. They currently have several browser variants, both Chromium-based and WebKit-based.

lightweight Unix shell

Three.js is a cross-browser JavaScript library and application programming interface (API) used to create and display animated 3D computer graphics in a web browser using WebGL. The source code is hosted in a repository on GitHub.

roguelike video game, open source, first release version in 1990, community driven development up to now

TightVNC is a free and open-source remote desktop software server and client application for Linux and Windows. A server for macOS is available under a commercial source code license only, without SDK or binary version provided. Constantin Kaplinsky developed TightVNC, using and extending the RFB protocol of Virtual Network Computing (VNC) to allow end-users to control another computer's screen remotely.

Tixati is a proprietary Linux and Windows BitTorrent client written in C++. It has standalone and portable versions with each new client version.

Decentraland is a 3D virtual world platform. Users may buy virtual plots of land in the platform as NFTs via the MANA cryptocurrency, which uses the Ethereum blockchain. Designers can create and sell clothes and accessories for the avatars to be used in the virtual world.

Miitomo was a freemium social networking mobile app developed by Nintendo for iOS and Android devices. The app, Nintendo's first, allowed users to converse with friends by answering various questions, and featured Twitter and Facebook integration. The app was released in March 2016 for iOS and two months later for Android, launching alongside their My Nintendo service. Despite initially being a critical and commercial success, with over ten million downloads worldwide a month after release, its popularity dwindled soon after and it was ultimately discontinued on May 9, 2018.

BlueGriffon was a WYSIWYG content editor for the World Wide Web. It is based on the discontinued Nvu editor, which in turn is based on the Composer component of the Mozilla Application Suite, which was previously known as Netscape Composer, which was bundled with Netscape Gold before it was renamed to Netscape Communicator. Powered by Gecko, the rendering engine of Firefox, it can edit Web pages in conformance to Web Standards. It ran on Microsoft Windows, macOS and Linux.

Mailfence is a Belgian encrypted email service with a focus on security and privacy that offers OpenPGP based end-to-end encryption and digital signatures for usage in emails. It was launched in November 2013 by ContactOffice Group, which has been operating an online collaboration suite since 1999.

disk image utility and multiboot live USB creator

cross-platform reverse-Polish calculator program

computer emulator which emulates the hardware of Commodore International's Amiga range of computers

PICO-8 is a virtual machine and game engine created by Lexaloffle Games. It is a fantasy video game console that mimics the limited audio-visual capabilities of 8-bit systems from the 1980s to encourage creativity and ingenuity in producing games without being overwhelmed with the many possibilities of modern tools and machines. Such limitations also give PICO-8 games a particular look and feel.

SolarWinds Corporation is an American company that develops software for businesses to help manage their networks, systems, and information technology infrastructure. It is headquartered in Austin, Texas, with sales and product development offices in a number of locations in the United States and several other countries.

free Rogue-like video game

Verge3D is a real-time renderer and a toolkit used for creating interactive 3D experiences running on websites.

ChatON was a global mobile communication service provided by Samsung Electronics from September 2011 to March 2015.

java 3D graphics API

3D graphics software

RustDesk is a remote access and remote control software, primarily written in Rust, that enables remote maintenance of computers and other devices. The RustDesk client runs on operating systems such as Microsoft Windows, Apple MacOS, Apple iOS, Android and common Linux distributions. RustDesk has the aspiration to be an open-source alternative to remote desktop software such as TeamViewer or AnyDesk. As a result, RustDesk can function without relying on additional tools such as VPNs or port forwarding, even behind firewalls or NATs.

set of utility libraries created for the Enlightenment window manager

free software for image creation

GLFW (Graphics Library Framework) is a lightweight utility library for use with OpenGL, OpenGL ES and Vulkan. It provides programmers with the ability to create and manage windows as well as OpenGL and Vulkan contexts, as well as handle joystick, keyboard and mouse input.

LiveCode (formerly Revolution and MetaCard) is a cross-platform rapid application development runtime system inspired by HyperCard. It features the LiveCode Script (formerly MetaTalk) programming language which belongs to the family of xTalk scripting languages like HyperCard's HyperTalk.

Python object database management system

2013 video game

free and open-source web-based electronic portfolio management system

CUBRID ( "cube-rid") is an open-source SQL-based relational database management system (RDBMS) with object extensions developed by CUBRID Corp. for OLTP. The name CUBRID is a combination of the two words cube and bridge, cube standing for a space for data and bridge standing for data bridge.