LDtk (short for Level Designer toolkit, formerly called LEd) is a free and open-source 2D level editor for Windows, Mac and Linux platforms, developed by deepnight (Sébastien Bénard) from France, who are the former director of the well-known indie game Dead Cells, with 20+ years of experience for creating various games.

Mario Paint is an art creation video game released by Nintendo for the SNES (Super Nintendo Entertainment System) game console in 1992. It consists of a raster graphics editor, an animation program, a music composer, and a point and click minigame. Mario Paint Composer is a remake of its music composer part for Windows and Mac platforms.

It has been almost 40 years since GIF came out, but it is still active on the Internet like Email today. For example, all emoticons are in GIF format. When we encounter a GIF we like, we always save it to the computer. On Windows, the default way to view animated GIF images is to use Internet Explorer. If you often view GIF animations, then you must understand its inconveniences, for example: occupying a single tab or even the entire browser, you need to zoom the entire page to zoom and view GIF images, switching between multiple GIFs is very laborious and inefficient, etc.

redream is a small but very powerful Sega Dreamcast game console emulator for Windows, Mac, Linux, Raspberry Pi and and Android platforms. It enables you to play your favorite Dreamcast games in high-definition rendering, and re-experience the Dreamcast anywhere you go.

WSV3 is a high performance weather tracking and forecasting software based on 3D map. It bills itself as the ultimate Swiss Army Knife for weather tracking/monitoring information, and the world's most advanced weather forecasting software. It uses really real-time and up-to-date radar data and weather analysis to track all kinds of severe weather conditions, e.g.: tornadoes, lightning and hail, ice and snow, hurricanes, floods and rainfall.