The best free software of 2023 is below. It is a list of software that I frequently use and highly recommend.
MySQL - https://www.mysql.com/
MySQL Community Edition is the freely downloadable version of the world's most popular open source database. It is available under the GPL license and is supported by a huge and active community of open source developers. Available on over 20 platforms and operating systems including Linux, Unix, Mac and Windows.
PostgreSQL - https://www.postgresql.org/
PostgreSQL is a powerful, open source object-relational database system with over 35 years of active development that has earned it a strong reputation for reliability, feature robustness, and performance.
VirtualBox - https://www.virtualbox.org/
VirtualBox is a powerful x86 and AMD64/Intel64 virtualization product for enterprise as well as home use. Not only is VirtualBox an extremely feature rich, high performance product for enterprise customers, it is also the only professional solution that is freely available as Open Source Software under the terms of the GNU General Public License (GPL) version 3.
Blender - https://www.blender.org/
Blender is a free and open-source 3D computer graphics software tool set used for creating animated films, visual effects, art, 3D-printed models, motion graphics, interactive 3D applications, virtual reality, and, formerly, video games. Blender's features include 3D modelling, UV mapping, texturing, digital drawing, raster graphics editing, rigging and skinning, fluid and smoke simulation, particle simulation, soft body simulation, sculpting, animation, match moving, rendering, motion graphics, video editing, and compositing.
GIMP - https://www.gimp.org/
GIMP (GNU Image Manipulation Program) is a freely distributed piece of software suitable for such tasks as photo retouching, image composition, and image authoring. It is a powerful piece of software with capabilities not found in any other free software product. It can be used as a simple paint program, an expert-quality photo-retouching program, an online batch-processing system, a mass production image renderer, or an image-format converter.
Mandelbulb - https://www.mandelbulb.com/
The Mandelbulb is a three-dimensional fractal, constructed for the first time in 1997 by Jules Ruis and in 2009 further developed by Daniel White and Paul Nylander using spherical coordinates. A canonical 3-dimensional Mandelbrot set does not exist, since there is no 3-dimensional analogue of the 2-dimensional space of complex numbers. It is possible to construct Mandelbrot sets in 4 dimensions using quaternions and bicomplex numbers.
Visual Studio Code - https://code.visualstudio.com/
Sublime - https://www.sublimetext.com/
Sublime Text is a shareware text and source code editor available for Windows, macOS, and Linux. It natively supports many programming languages and markup languages. Users can customize it with themes and expand its functionality with plugins, typically community-built and maintained under free-software licenses. To facilitate plugins, Sublime Text features a Python API. The editor utilizes minimal interface and contains features for programmers including configurable syntax highlighting, code folding, search-and-replace supporting regular-expressions, terminal output window, and more.
AndreaMosaic - http://www.andreaplanet.com/andreamosaic/
AndreaMosaic is a free image processor that lets you create mosaic or 'tiled' images using a source image of your choosing and a set of tile images to make it up. You can create multiple tile sets of images, have it use tiles of different shapes (square or rectangular), and lots more.
4K Video Downloader - https://www.4kdownload.com/-43
4K Video Downloader allows to download video, audio and subtitles from YouTube in high-quality and as fast as your computer and connection will allow. If you want that video on your iPad, iPhone or other device we've got you covered. Downloading is simple and straightforward: just copy the video link from your browser and click 'Paste Url'. Done!
ImageMagick - https://imagemagick.org/index.php
ImageMagick is a free, open-source software suite, used for editing and manipulating digital images. It can be used to create, edit, compose, or convert bitmap images, and supports a wide range of file formats, including JPEG, PNG, GIF, TIFF, and PDF. ImageMagick is widely used in industries such as web development, graphic design, and video editing, as well as in scientific research, medical imaging, and astronomy.
Postman - https://www.postman.com/
Postman is an API Platform for developers to design, build, test and iterate their APIs. As of February 2023, Postman reports having more than 25 million registered users and 75,000 open APIs, which it says constitutes the world's largest public API hub. The company is headquartered in San Francisco and maintains an office in Bangalore, where it was founded.
WinSCP - https://winscp.net/eng/index.php
WinSCP is a popular SFTP client and FTP client for Microsoft Windows! Copy file between a local computer and remote servers using FTP, FTPS, SCP, SFTP, WebDAV or S3 file transfer protocols.