Open Source PHP To-Do Lists Software

SO Planning is a Simple Online Planning tool. Allows you to plan working periods for each person of your team, in a visual / printable result. Shows a line by person and the corresponding working days. Who does what, when and on what project? SOPlanning is an online planning tool, designed to efficiently organize projects and tasks. Assign work for each member of your teams, regardless of your field of activity. The keys to the tool: a list of projects, a list of users, and tasks assigned to the various projects, all online on the web and in complete security. SO Planning allows you to have real staff management on the internet via your computer or your phone. You can work by department, and organize your project very simply. The management of schedules within several teams is thus facilitated, a global dashboard helps you to visualize the complete schedule of your project. More details on our website : https://www.soplanning.org

Collabtive is web based collaboration software. It is an Open Source alternative for proprietary tools like Active Collab or Basecamp. Features include: Projects, Instant Messenger, Tasks, Files, Timetracking, Multilanguage, Basecamp import

Project management and collaboration over the internet. Features team/client sites, task assignment, document repository/workflow, gantt charts, discussions, calendar, notifications, support requests, weblog newsdesk, invoicing, and many other tools.

A web-based project management tool for workgroups. Encourage groups and individuals to work collaboratively. This tool aims to be functional and elegant without being complicated or graphically intensive.

ackerTodo is a web-based todo list manager which supports multiple users, recurring tasks, multiple languages, categories and much more! It's written in PHP/MySQL.