The best open source alternative to Cattr is Super Productivity. If that doesn't suit you, our users have ranked more than 100 alternatives to Cattr and many of them is open source so hopefully you can find a suitable replacement. Other interesting open source alternatives to Cattr are Karman, solidtime, Midday and Summit Finance.
Free, open-source software offering task management and time tracking across Linux, MacOS, and Windows with Jira, GitHub, and GitLab integration, plus a pomodoro timer for breaks and focus. Designed with privacy in mind, it requires no user data collection or registration.
A minimalist and intuitive productivity app for task management, habit tracking, and focus enhancement.
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.
Summit is a modern, self-hostable invoicing and financial management application designed for freelancers, small businesses, and agencies. Create professional invoices, track expenses, generate financial reports, and more.
Are you ready for an adventure? Adventure List is a to-do list app that helps you organize your tasks and goals in a fun and easy way. Whether you want to plan a trip, learn a new skill, or just get things done, Adventure List is the app for you.
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 …
Do you have the need of remembering what you did? Do you need to know about what to do next? Are you lost in your daily household tasks? Do you think your roommate does less then you?
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.
Free, open-source invoicing and billing platform providing PDF invoice generation, client payment options through 30+ gateways, multiple templates, company logo addition, team roles, time tracking, advanced customization through paid plans, and no installation required.
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.
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