Add 'Source Code' link, changed homepage URL to HTTPS and fixed 'open-source' spelling.

README.md

@@ -1012,7 +1012,7 @@ See https://staticsitegenerators.net and https://www.staticgen.com
 
 *See also [Task management/To-do lists](#task-managementto-do-lists) and [Project Management](#project-management)*
 
-  * [Brimir](http://getbrimir.com/) - Simple and clean opens-oruce ticket manager written in Ruby on Rails. `AGPLv3` `Ruby`
+  * [Brimir](https://getbrimir.com/) - Simple and clean open-source ticket manager written in Ruby on Rails. ([Source Code](https://github.com/ivaldi/brimir)) `AGPLv3` `Ruby`
   * [Bugzilla](https://www.bugzilla.org/) - General-purpose bugtracker and testing tool originally developed and used by the Mozilla project. `MPLv2` `Perl`
   * [Bumpy Booby](http://bumpy-booby.derivoile.fr/) - A simple, responsive and highly customizable PHP bug tracking system. ([Source Code](https://github.com/piero-la-lune/Bumpy-Booby)) `MIT` `PHP`
   * [Cerb](http://www.cerberusweb.com/) - Group-based e-mail management project. ([Source Code](https://github.com/wgm/cerb)) `DPL` `PHP`