#5579
When people think of "an edge tool for academic writing", LaTeX may be the first software that comes to their mind. Indeed, the mathematical formulas written in and academic articles typeset by LaTeX are very beautiful. But an ordinary user who has used LaTeX a few times could hardly like it, because its syntax is a markup language that is essentially designed for the machine, not for human to read - just as the HTML source code is designed for the browser, not directly for Internet surfers.

#5578
When you first launched Minetest, didn't you think it was just Minecraft? Actually not. Although their interface, style, and gameplay are almost the same, Minetest is essentially a free, open-source and cross-platform voxel game engine (written in C++ and Lua, using the Irrlicht Engine). It was created by Perttu Ahola and first released in 2010, and is now developed by a team of volunteers, with significant contributions from the community. It's available for Linux-based systems, FreeBSD, Windows, Mac, and Android platforms, and provides an API for users to create their own games and mods written in Lua.

#5575
By default, the Sony PlayStation 4 gamepad cannot connect directly to your computer to use. Just as the PS2/PS3 gamepad can be connected to PC via ScpToolkit (ScpServer), the PS4 gamepad can be connected to your PC perfectly via DS4Windows. DS4Windows is an indispensable tool for players who want to use their PS4's DualShock 4 wireless controller on their PC.

#5570
vvctre is a free, open-source and cross-platform Nintendo 3DS emulator working on Lua scripting language (the default script is script.lua). It was created by Valentin Vanelslande, developed based on Citra for Windows 7+ and Linux platforms, and released as open source under the GNU GPL V2 license.

#5566
Celestia is a free and open-source 3D astronomy simulation software for Windows, Mac, Linux, Android and iOS platforms. Its real-time space simulation lets you explore and experience our universe in three dimensions. Celestia combines massive astronomical data information with high-resolution images, and has rich plug-ins support and convenient operations. These make it popular with users.

#5565
xemu is a free, open-source, and cross-platform Xbox emulator made by Matt Borgerson, continuing much of the work done on XQEMU. It emulates the hardware of the original Xbox game console of Microsoft, allows users to play their Xbox games on Windows, Mac and Linux platforms.

#5554
If you love indie games and aren't looking at the commercial game stores like Steam, Origin, or Humble Bundle, then you probably know itch.io - a game store devoted exclusively to indie games. Here, both game developers and players can set their desired prices, and many developers choose to make their game works or prototypes at Game Jam available for free download.

#5553
Sometimes when you are traveling, studying or working overseas, you will inevitably need to visit some blocked websites in that country. To access to your favorite news broadcast or social media platforms in some countries with censorship mechanism, in addition to using the traditional, old-fashioned VPN springboard circumvent the blocks, there are more and more Internet proxy tools available to enable users to quickly evade the Internet censorship. Psiphon is one of the best.

#5552
Krita (formerly called KImageShop, Krayon) is a free, open-source and cross-platform digital painting software developed by Krita Foundation (part of the KDE Community) from Sweden. It is fully functional, capable of the entire painting process from drafting, lining, coloring to post-adjustment; can draw concept sketch, illustration, cartoon, animation, scene and 3D mapping; supports digital board, pressure sensing, anti-shake, layers, filters, color management, and other functions.

#5549
LMMS (short for Linux MultiMedia Studio, AKA: Let's Make Music Studio) is a free, open-source and cross-platform digital audio workstation (DAW) program for Windows, Mac and Linux platforms, considered to be one of the best alternatives of many similar commercial programs like FL Studio. With LMMS, you can create an entire piece of music without having to insert a separate musical instrument.