klog is a simple, open-source time-tracking tool that uses plain-text files for logging hours. It’s lightweight, privacy-respecting, and integrates smoothly with command-line tools, making it ideal for users who want a customizable time tracking experience.

A tool to keep a record of time dedicated to projects, suitable for tracking productivity and project time allocation.

Bartib is a command-line time tracking tool that logs activities in plaintext files and provides flexible reporting options, making it suitable for straightforward personal time tracking.

An extension for Timewarrior that generates invoices in LaTeX format based on tracked time data.

Chrono is a fast, Go-based time tracking tool with a simple interface, suitable for users who need efficient and straightforward time logging.

clockify-cli is a command-line interface to manage Clockify time entries and projects, enabling users to track and report time efficiently from the terminal.