Description: Codewars is an educational community for computer programming. It offers code challenges known as kata which are ranked by difficulty. Users train on these coding challenges to improve their skills.
Type: software
Description: Netcat is a networking utility for reading from and writing to network connections using TCP or UDP. It can be used to create simple one-shot connections, interface with more full-featured network services, and build quick backdoors and relays.
Type: software
Pricing: Free