Top 10 Open Source Alternatives to Todoist in 2025

As productivity apps continue to evolve, 2025 has brought a new wave of open-source task management tools. If you're looking for alternatives to Todoist, this article explores the top 10 open-source options, comparing them on key data points like features, ease of use, and unique capabilities.

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1. OpenProject

Description: A comprehensive open-source project management software that offers a wide array of features suitable for both classic and agile project management. It's designed for teams that need more than just basic task tracking.
Key Features:
Gantt charts, project timelines, and roadmaps.
Task management including assignment and tracking.
Agile project management (Scrum, Kanban).
Team collaboration with project wikis and forums.
Time and cost reporting.
Data Points:
Self-Hosted: Offers both self-hosted community version and an enterprise edition.
Open Source License: GNU GPL v3.
Scalability: Suitable for both small and large teams.
Data Privacy: Focuses on data privacy and security, with options for self-hosting within the EU.
Advanced Features: Includes release management through product roadmaps, and project forums. Learn more about OpenProject

2. Taiga

Description: Taiga is an open-source project management platform specifically designed for agile teams. It provides a complete project management solution for software development projects.
Key Features:
Agile-focused (Scrum, Kanban).
Task management with user stories and sprint planning.
Issue tracking.
Team collaboration tools.
Customizable workflows.
Data Points:
Agile Focus: Specifically caters to agile teams, with features for sprint planning and execution.
Open Source: Fully open-source project.
Customizable: Offers customizable workflows to fit various team needs.
User-Friendly: Easy-to-use interface.
Project Tracking: Offers robust tools for tracking and managing project progress. Explore Taiga

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3. Vikunja

Description: A powerful, open-source task management platform designed for both teams and individuals. It focuses on flexibility and customization.
Key Features:
Customizable workflows.
Task management with labels and due dates.
Project boards.
Multi-device syncing.
Simple and clean interface.
Data Points:
Self-hosted option: Allows users to host it on their own servers.
Flexible: Offers customizable workflows to adapt to various project needs.
User-Friendly: Aims to provide a simple and clean user experience.
Open Source: Actively developed and maintained as an open source project.
Task Management: A strong platform for task management with labels and due dates. Discover Vikunja

4. Focalboard

Description: An open-source project management tool known for its simplicity and ease of use. It is designed for teams seeking an organized workspace.
Key Features:
Kanban-style project boards.
Task management with assignment and due dates.
Team collaboration.
Customizable boards.
Data Points:
Open Source: Offers the benefits of open source software.
Simplicity: Focuses on providing a straightforward project management solution.
Kanban Boards: Features Kanban boards for visual project management.
Collaboration: Supports team collaboration with tools for shared task management.
Customizable: Provides options for customizing project boards. Learn more about Focalboard

5. Plane

Description: A collaborative workspace designed for agile teams. It provides a comprehensive solution for planning, tracking, and shipping projects with customizable workflows.
Key Features:
Customizable workflows.
Project Planning and tracking.
Collaboration tools.
Data Points:
Agile Focused: Designed for agile teams.
Open Source: An open source project.
Customizable: Offers customizable workflows.
Collaboration: Features designed for team collaboration.
Project Management: Suitable for planning, tracking and shipping projects.

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6. Huly

Description: An open-source platform that combines project management, communication, and documentation tools into one place. It aims to foster seamless teamwork.
Key Features:
Project management tools.
Communication tools.
Documentation features.
Data Points:
All-in-one Platform: Integrates project management, communication, and documentation.
Open Source: Available as an open source platform.
Collaboration: Designed to facilitate seamless team collaboration.
Comprehensive Solution: Offers a complete platform for team workflows.
Seamless Teamwork: Aimed at creating a smoother workflow for teams.

7. Worklenz

Description: A self-hosted open-source project management tool. It provides many features that help teams manage projects effectively, emphasizing flexibility and control.
Key Features:
Comprehensive features such as task management, time tracking and project planning.
Scalable.
Task automation and recurring tasks.
Data Points:
Scalability: Designed to grow with the needs of your team.
Open Source: An open source project.
Self-Hosted: Offers a self-hosted solution for greater control.
Comprehensive: Provides a range of tools for effective project management.
Customization: Flexible and customizable platform. Explore Worklenz

8. Redmine

Description: A flexible project management web application. It's particularly noted for its issue tracking and is often used in software development projects.
Key Features:
Issue tracking system.
Gantt charts and calendars.
Time tracking.
Role-based access control.
Data Points:
Issue Tracking: Strong focus on issue tracking.
Open Source: Fully open-source and self-hosted.
Customizable: Features and functionality can be expanded via plugins.
Flexible: Adaptable to different team workflows.
Time Tracking: Includes time tracking functionality.

9. TaskJuggler

Description: A modern and powerful, open-source project management tool. TaskJuggler is designed to handle complex projects and scheduling.
Key Features:
Advanced scheduling.
Task breakdown and dependencies.
Resource management and reporting.
Supports many different projects at the same time.
Data Points:
Open Source: Open source and free to use.
Advanced Scheduling: Designed for complex scheduling needs.
Resource Management: Includes features for managing project resources.
Project Tracking: Provides tools for detailed project tracking.
Reporting: Offers various project reporting capabilities.

10. Leantime

Description: An open-source project management system designed to streamline processes. It aims to be user-friendly.
Key Features:
Task management with various views such as Kanban and List.
Project planning with milestones.
Collaboration features.
Data Points:
User Friendly: Designed to be intuitive and easy to use.
Open Source: A fully open-source project.
Project Views: Offers multiple project views.
Streamlined: Intended to streamline project workflows.
Collaboration: Features to support team collaboration.

Important Considerations:

Self-Hosting: Most of these tools are designed for self-hosting, which gives you more control over your data but requires some technical expertise.
Features: While I’ve highlighted key features, you should explore each tool's website to see a full list of capabilities and how well they fit your needs.
Community: Open-source software relies heavily on community support; checking each project's community activity and documentation can help in your decision.

I have done my best to provide a comprehensive list based on the sources provided. Please let me know if you need any further assistance.

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FAQ

1. What are the key features of OpenProject?

OpenProject offers Gantt charts, project timelines and roadmaps, task management, agile project management (Scrum, Kanban), team collaboration with project wikis and forums, and time and cost reporting. Learn more about OpenProject

2. How is Taiga beneficial for agile teams?

Taiga is specifically designed for agile teams, providing features like sprint planning, issue tracking, customizable workflows, and a user-friendly interface. Discover Taiga

3. What makes Vikunja a good choice for task management?

Vikunja offers customizable workflows, task management with labels and due dates, project boards, multi-device syncing, and a simple interface. Explore Vikunja

4. Why should teams consider using Focalboard?

Focalboard provides Kanban-style project boards, task management with assignment and due dates, team collaboration tools, and customizable boards. Learn more about Focalboard

5. What are the standout features of Plane for agile teams?

Plane offers customizable workflows, project planning and tracking, and collaboration tools, specifically designed for agile teams.

6. How does Huly facilitate seamless teamwork?

Huly integrates project management, communication, and documentation tools into one place, aiming to foster seamless teamwork.

7. What makes Worklenz a scalable option for project management?

Worklenz provides comprehensive features such as task management, time tracking, project planning, task automation and recurring tasks, and offers a self-hosted solution for greater control. Learn more about Worklenz

8. How does Redmine assist with issue tracking?

Redmine offers a strong focus on issue tracking, role-based access control, Gantt charts and calendars for project planning, and time tracking.

9. Why is TaskJuggler suitable for handling complex projects?

TaskJuggler is designed for advanced scheduling, task breakdown and dependencies, resource management and reporting, and supports managing multiple projects simultaneously.

10. How does Leantime streamline project management?

Leantime features task management with various views such as Kanban and List, project planning with milestones, and collaboration tools, all while being user-friendly and intuitive.

About the Author

Violetta Bonenkamp, also known as MeanCEO, is an experienced startup founder with an impressive educational background including an MBA and four other higher education degrees. She has over 20 years of work experience across multiple countries, including 5 years as a solopreneur and serial entrepreneur. She’s been living, studying and working in many countries around the globe and her extensive multicultural experience has influenced her immensely.

Violetta is a true multiple specialist who has built expertise in Linguistics, Education, Business Management, Blockchain, Entrepreneurship, Intellectual Property, Game Design, AI, SEO, Digital Marketing, cyber security and zero code automations. Her extensive educational journey includes a Master of Arts in Linguistics and Education, an Advanced Master in Linguistics from Belgium (2006-2007), an MBA from Blekinge Institute of Technology in Sweden (2006-2008), and an Erasmus Mundus joint program European Master of Higher Education from universities in Norway, Finland, and Portugal (2009).

She is the founder of Fe/male Switch, a startup game that encourages women to enter STEM fields, and also leads CADChain, and multiple other projects like the Directory of 1,000 Startup Cities with a proprietary MeanCEO Index that ranks cities for female entrepreneurs. Violetta created the "gamepreneurship" methodology, which forms the scientific basis of her startup game. She also builds a lot of SEO tools for startups. Her achievements include being named one of the top 100 women in Europe by EU Startups in 2022 and being nominated for Impact Person of the year at the Dutch Blockchain Week. She is an author with Sifted and a speaker at different Universities. Recently she published a book on Startup Idea Validation the right way: from zero to first customers and beyond and launched a Directory of 1,500+ websites for startups to list themselves in order to gain traction and build backlinks.

For the past several years Violetta has been living between the Netherlands and Malta, while also regularly traveling to different destinations around the globe, usually due to her entrepreneurial activities. This has led her to start writing about different locations and amenities from the POV of an entrepreneur. Here’s her recent article about the best hotels in Italy to work from.

About the Publication

Fe/male Switch is an innovative startup platform designed to empower women entrepreneurs through an immersive, game-like experience. Founded in 2020 during the pandemic "without any funding and without any code," this non-profit initiative has evolved into a comprehensive educational tool for aspiring female entrepreneurs.The platform was co-founded by Violetta Shishkina-Bonenkamp, who serves as CEO and one of the lead authors of the Startup News branch.

Mission and Purpose

Fe/male Switch Foundation was created to address the gender gap in the tech and entrepreneurship space. The platform aims to skill-up future female tech leaders and empower them to create resilient and innovative tech startups through what they call "gamepreneurship". By putting players in a virtual startup village where they must survive and thrive, the startup game allows women to test their entrepreneurial abilities without financial risk.

Key Features

The platform offers a unique blend of news, resources,learning, networking, and practical application within a supportive, female-focused environment:

Skill Lab: Micro-modules covering essential startup skills
Virtual Startup Building: Create or join startups and tackle real-world challenges
AI Co-founder (PlayPal): Guides users through the startup process
SANDBOX: A testing environment for idea validation before launch
Wellness Integration: Virtual activities to balance work and self-care
Marketplace: Buy or sell expert sessions and tutorials

Impact and Growth

Since its inception, Fe/male Switch has shown impressive growth:

3,000+ female entrepreneurs in the community
100+ startup tools built
5,000+ pieces of articles and news written

Partnerships

Fe/male Switch has formed strategic partnerships to enhance its offerings. In January 2022, it teamed up with global website builder Tilda to provide free access to website building tools and mentorship services for Fe/male Switch participants.

Recognition

Fe/male Switch has received media attention for its innovative approach to closing the gender gap in tech entrepreneurship. The platform has been featured in various publications highlighting its unique "play to learn and earn" model.