Kimai is an open-source time tracking solution created in Austria (developed by Kevin Papst in Vienna). It provides web-based timesheets with support for unlimited users, customers, projects, and tasks, along with built-in reports and invoice generation. The site offers a cloud-hosted edition (data in EU) and a self-hosted version under an AGPL license. Over 7,000 organizations reportedly use Kimai. Kimai emphasizes data ownership and European hosting, reflecting its "Made in Austria" roots.