Open Source Self-Hosted 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.

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

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

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.

Self-hosted app for local checklists and notes with WYSIWYG editing, drag-and-drop reordering, Kanban boards, progress bars, Markdown, and sharing features.

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.

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 …

Free, open-source invoicing tool with PDF generation, online payment support, invoice templates, multi-gateway integration, and business customization options.

Feature rich event, group and time managment system.

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.

Wakapi is a minimalist, self-hosted WakaTime-compatible backend for coding statistics. Keep track of what time you have spent on which project, in which programming language and more.

HTML5 time tracking web app focused on speed and simplicity that encourages you to follow the Pomodoro Technique.

Ziit (pronounced "tseet") is an open source, self-hostable alternative to WakaTime that provides a clean, minimal and fast dashboard for viewing coding statistics while ensuring privacy by keeping your data on your own server.

Traggo is a tag-based time tracking tool. In Traggo there are no tasks, only tagged time spans.

Open-Source Business Management Platform (ERP/CRM/HRM).

Orangescrum is an all-in-one Project Management Software designed to help teams and organizations of all sizes. Streamline their project workflows, collaborate effectively, and achieve project success. Orangescrum has a robust set of features to facilitate project planning...

Setup time tracking with little effort for you and your organization. REI3 Time Tracker can help control hours spent and to fulfill legal requirements.

Jorani is a Leave Management System developed in PHP/MySQL under an AGPL v3 licence. Jorani is designed to provide simple leave and overtime request workflows for small organizations.

Ticky is a modern, feature-rich task management system with Kanban-style boards, built using ASP.NET Core Blazor. It is designed to help you manage your projects and tasks efficiently, whether for personal use or team collaboration.

Timed is an open source time tracking tool for self hosting, written in python (backend) and javascript (frontend).

openTimetool is a web-based, sector-independent project time recording tool for service provision companies such as agencies and IT support firms, publishing houses and editorial offices, consultancy firms and training companies, self-employed and freelance workers.

Eigenfocus is a self-hosted project management tool with boards, grids, multiple views and time tracking. Pay once, own it forever. No per user fees.