Free Software
KiCad
KiCad is a free and open-source, cross-platform software suite for electronic design automation. With KiCad it's easy to make professional PCB layouts with up to 32 copper layers. The schematic editor provided by KiCad allows you to create your own design without limits and then inspect and view your work in the 3D viewer through an interactive canvas.
IDLE
IDLE is the default IDE which come installed with the programming language Python. The editor provides syntax highlighting, search features, class browsers, and runs Python scripts in a separate, protected process. IDLE was designed to be intuetive and simple to use, so that it can be a useful tool for people learning Python for the first time.
Thirty Bees
An open source e-commerce software packed with features, Thirty Bees allows merchants to quickly setup shop and start selling online. The software is the brainchild of Michael Dekker and Lesley Paone who has years of experience in both development and e-commerce. By using Thirty Bees you can become apart of an community that together develops e-commcere tools that merchants love. The majority of Thirty Bees is written in PHP, while other technologies like JavaScript, HTML, CSS, SQL and XML is used. As a developer yourself, you can create Modules for your own project or sell them on the Thirty Bees marketplace to other merchants.
Apple Calendar
Apple Calendar is an app native to the macOS and iOS eco system. The application comes pre-installed with all Macintosh computers, iPhones and iPads. With Apple Calendar you can manage all your meetings and appointments in one neat application.
OpenCart
OpenCart is a free and open source e-commerce and shopping cart system written in PHP. With OpenCart merchants can create their own online store at a minimal cost, simply get a web host and start installing the software. The OpenCart software includes all the necessary features to run a online stores and connects to over 20+ payment gateways and 8 shipping methods.
3dcart
3dcart is a search engine-friendly ecommerce website builder on the cCommerce marketplace. When using 3dcart, every part of your site is pre-optimized for SEO to increase your rankings and drive more customers to your store, maximizing your ROI. The all-in-one software is built for the serious entrepreneur, bursting with features, mobile-ready themes, latest marketing eCommerce tools to help you take ecommerce to the next level. 3dcart integrates with third-party services like Stripe, Fedex, Amazon, Facebook and MailChimp. 3dcart is provided as an self-hosted open-source software or as manages SaaS solution.
MyPaint
MyPaint is a free and open-source raster grahics editor use for digital painting. The software is easy to use and works well with graphics tablets such as Wacom and the likes. MyPaint comes with a builtin brush engines that is highly configurable and allows the user to experiment by creating own brushes that can be used to create unique digital paintings.
YogaDNS
YogaDNS is an advanced DNS client for Windows. With YogaDNS you can automatically intercepts DNS requests at the system level and process them over user-defined DNS servers using modern protocols and flexible rules.