ManicTime

ManicTime is a time tracking software for individuals and teams that runs on Windows and can be self-hosted. It automatically tracks computer use, creating a visual timeline of activity that users can tag and annotate. It works offline and stores data locally or on a private server. It targets privacy-focused companies and individuals who prefer detailed, manual categorization of their time.

It uses a one-time license fee. It ranks as a good option for its deep, customizable tracking and absolute data control, appealing to technical users and organizations with strict data governance requirements.