Self-Hosted Task Management: 75 Open-Source Apps

FocusFlow is a Pomodoro-based time management system with a Rust backend and a native cross-platform client for tracking sessions, tasks, calendars, and productivity stats.

Listaway is a self-hostable web application for publishing and sharing public lists and collections with authenticated users, groups, and optional public read-only access.

tine is a groupware and collaboration platform for companies and organizations, combining core productivity features with add-ons and enterprise deployment options.

Day planner with drag-and-drop time blocking, inbox, recurring tasks, habits, routines, goals, projects and Pomodoro focus mode, plus iCal and CalDAV calendar sync. Data stays in the browser, with optional WebDAV or GLANCEvault sync.

A self-hosted grocery list app with reliable real-time syncing, shared lists, and offline support.

Tellor is a minimalist single-user kanban todo app and Trello clone with a compact UI and Trello board import support.

Community-driven platform for collaborating, managing, organizing and reviewing software development projects.

Complete, mature, multi-user project management system with extensive functionality for all phases of a project.

Flexible project management web application.

Configurable open source project management, web-based application.

Agile Project Management Tool based on the Kanban and Scrum methods.

Taskwarrior is Free and Open Source Software that manages your TODO list from your command line. It is flexible, fast, efficient, and unobtrusive. It does its job then gets out of your way.

Helium Platform is the backend for Helium, a free online student planner for classes, homework, grades, and notes.

Invoice Ninja 5 is an invoicing application with hosted and self-hosted options for managing client billing and related workflows.

Nullboard is a minimalist kanban board and task list manager designed to be compact, readable, and quick to use.

Planka is a self-hostable collaborative Kanban board application for project and task management.

Eigenfocus is a self-hosted project management tool for managing projects, boards, issues, time tracking, and views.

A to-do list web app for shopping or other use cases

Self-hosted project management application.

Project management.

Professional and extensible issue tracker.

Advanced Kanban boards with time tracking.

Work management and collaboration.

Online invoicing, project management, time tracking and proposal software.

Free project management app created for freelancers. Create contacts, manage tasks, upload files, track project progress, and keep notes.

Instant messaging and collaboration tool with private and group chat rooms, continuous voice and video meetings, files sharing, issue tracking with integrated task board (alternative to Slack).

A collaborative shared shopping list and todo-list web application with real-time synchronization.