Open Source Time Tracking Tools

Open-source app tracking time on devices, maintaining privacy and versatility, with features like productivity insights, Pomodoro timers, and local data storage.

Free multi-platform software for task management, time tracking, and personal project management. Seamless integration with Jira, GitHub, and GitLab.

Redmine is a flexible project management web application. Written using Ruby on Rails framework, it is cross-platform and cross-database.

TimeScribe lets you effortlessly start, stop, and pause your work time with just a click, ensuring a straightforward time tracking experience. The app provides an intuitive dashboard to monitor your daily activities, including breaks, and allows you to customize your weekly work...

Open source software offering project timelines, issue tracking, and document management with robust security and flexible management options.

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solidtime is a modern open-source time tracker. It offers features like management of time entries in projects, tasks and clients, billable rates, reporting and tracking time for multiple organizations with the same account.

Cattr is a free open-source self-hosted time tracker with desktop clients for windows, mac, linux. The key features are built-in screenshot capture, activity detection.

A modern, cross-platform Pomodoro timer application built with Tauri (Rust + HTML/CSS/JavaScript). Presto helps you boost productivity using the proven Pomodoro Technique with a beautiful, intuitive interface.

Reef helps you stay focused by blocking distracting apps, setting daily routines, and giving you insights into your screen time — all without ads, clutter, or tracking.

Kimai is a free open source time tracker. It tracks work time and prints out a summary of your activities on demand. Yearly, monthly, daily, by customer, by project, by action …

Mobile app for planning tasks for the day with multimodule architecture, MVI, Compose, Room, Voyager, AlarmManager, Notification, Charts.

Project Hamster is time tracking for individuals. It helps you to keep track on how much time you have spent during the day on activities you choose to track.

Simple Time Tracker helps you track how much time you spend during the day on different activities. Start new activities with one click. View previous records and statistics over time. The app is free and open source. Also, widgets, backups, notifications and dark mode.

Tie Tracker is a free and open source time tracking application. Its is meant to be simple and aims to allow you to track working hours across projects.

Micro Timer is a tiny, microwave-inspired timer app for Android. Instead of inventing yet another clever, pretty, tedious method of inputing time, Micro Timer uses the tried-and-true 10-key pad commonly found on microwave ovens.

A powerful productivity app combining Pomodoro technique, task management, and website blocking.

Feature rich event, group and time managment system.

The Floating Timer app features both a countdown timer and stopwatch that will float on top of other running apps. This app is useful to time activities such as: Exam practice, gaming speed runs (speed-running), gaming boss fights, cooking.

Francis is a pomodoro app, which was originally developed by Felipe Kinoshita. The Pomodoro Technique is a time management method developed by Francesco Cirillo in the late 1980s. It uses a kitchen timer to break work into intervals, typically 25 minutes in length, separated by...

Displays your screen time in a permanent notification.

Bugzilla is a web-based tool for planning, organizing and releasing software on your own schedule. It is used by many open source companies and projects, and has advanced features such as search, milestones, and products.

Mad Productivity offers a sleek and stylish but still work-focused take on task management. The native app provides note taking, to-dos, reminders and time tracking bundled in a fast and intuitive design.

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Track your time or look when and what were you doing at some point in time.