Oak Engage - Oak Engage is a digital workplace for enterprises that need to communicate with their workforce. Connect your teams. Engage your people.
Twine - Twine is an open-source tool for telling interactive, nonlinear stories.
Nextcloud Hub - On-premises, enterprise collaboration solution for documents, emails, calendars and more.
RenPy - Ren'Py is a free and cross-platform visual novel engine that helps you use words, pictures, and...
Zendo - Zendo allows you to sell productized, subscription and custom services. Collaborate and collect payments. Create quotes and invoices. Eliminate multiple tools and enjoy the simplicity.
Quest - Quest lets you create sophisticated text-based games, without having to program.