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Time tracking

TimeTagger

Open source time tracker with an interactive timeline and tag-based reporting.

GitHub stars

1,799

Repo updated

Sep 2026

License

GPL-3.0

Technology

Python

What is TimeTagger?

TimeTagger is a web-based time tracking solution built around an interactive timeline. It uses tags rather than projects for a lightweight feel, offers reporting in PDF and CSV, lets you set daily, weekly or monthly targets, and has a command-line tool and a demo.

Best for Individuals and small teams who want a light, visual time tracker.

In depth

TimeTagger features

Interactive timeline interface
Tags instead of projects
Reports in PDF and CSV
Daily, weekly and monthly targets
Command-line tool and demo

Strengths

  • Fast and light.
  • PDF and CSV reports.
  • Demo and docs available.

Limitations

  • Not built for complex billing.
  • Fewer team features than Kimai.
  • GPL-3.0 license.

Where TimeTagger fits in your business

We compare TimeTagger with similar tools in these small business buying guides:

Installing and hosting TimeTagger

Follow the project's own installation guide for exact, current steps. See the official documentation.

Information checked 16 October 2026 from the project's documentation. Versions change, so confirm before running commands on a production server.

Need a server to host it?

Docker, Node, Python, Java and similar stacks usually need a VPS where you can install your own software. A small VPS is enough to start, and you can upgrade later. Hostinger offers both shared web hosting and VPS plans.

See Hostinger plans

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Similar software

Official links for TimeTagger

Always download from the official sources to get the latest and safest version.

Frequently asked questions about TimeTagger

Is TimeTagger free?

Yes, it is open source under GPL-3.0.

Can I export reports?

Yes, as PDF and CSV.

Does it use projects?

It uses tags rather than projects.

Data verified 16 October 2026 from the project's public repository, LICENSE file and documentation. Details change, so check the official sources. See our disclaimer. Found a mistake? Tell us.