This software provides an abstraction of the used apt repositories. It allows you to easily manage your distribution and independent software vendor software sources.

Originally created in 1993 to type Lao on Windows, Keyman is now a free and open source keyboarding platform which allows anyone to write a keyboard layout for their language. Keyman is available for many platforms, including Windows, macOS, iOS, Android, Linux and the web.

This package validates FQDNs conforming to the Internet Engineering Task Force (IETF) specification (RFC 1123 in particular). The design intent is to validate that a string would be traditionally acceptable as a public Internet hostname to RFC-conforming software. Configuration options can be used to obtain more relaxed checks.

cloudflare-ddns is a oneshot program: you run it, it updates the DNS record, and it terminates. This uses Cloudflare's API, so to run the tool you'll need an API token and the Zone ID of the DNS zone that you want to update.

git hub is a simple command line interface to GitHub, enabling most useful GitHub tasks (like creating and listing pull request or issues) to be accessed directly through the Git command line.

GNU Astronomy Utilities (Gnuastro) is a collection of libraries and programs for astronomical data analysis and manipulation. The programs can be run on the command-line for efficient and easy usage and the libraries can be used within C and C++ programs.