Waterpebble - Your little water saver

Markdown to PDF - Super simple way to get your markdown files to PDF

dripdrip - Become aware of your water usage

Markdown Here - Google Chrome, Firefox, and Thunderbird extension that lets you write email in Markdown and render...

Jiga - Manage your supply chain in one place

Mochi - Write notes and flashcards with Markdown and study them with spaced repetition.