Kimai is a time-tracking app with a long history. Kimai supports an unlimited amount of users and timesheet entries, so you can handle all of your teams/departments in one easy-to-use installation. You can create invoices from your timesheets within your browser? It not only has customizable invoice templates, Kimai can easily be extended in various ways.
Features:
Mobile Ready Multilingual Plugin Support Unlimited Users Create Teams Manage Projects Export Data
Requirements:
PHP 7.4 or higher MySQL 5.7 or higher or MariaDB 10.3 or higher GD Library MBString JSon PDO ZIP