Sitecake - Drag and drop CMS for HTML websites. It's flat file CMS so it's pretty fast.
LevelUp - Delivering best-in-class ordering, payments and loyalty experiences for restaurants and their customers.
ClassicPress - The WordPress fork. No Gutenberg. Great future!
Socialshaker - Launch interactive digital marketing gaming campaign on Facebook, Mobile or on your Website in a few clicks with Socialshaker.
TYPO3 - TYPO3.com - Infos, SLAs, Extended Support Versions and more
Gamify Your Life - A Notion template pack to make work fun and get stuff done.