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MantisBT

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Open-source issue tracker balancing simplicity and power for effective project collaboration.

Free, no paid tier
Free Bug Tracking Project Management Task Management
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Reviews on SourceForge G2
114 reviews tracked

The Bottom Line

Price
Free, no paid tier. Compare plans

Key facts

  • Open-source issue tracking system.
  • Balances simplicity with powerful features for project management.
  • Facilitates collaboration with customizable workflows and notifications.

Pros

  • Easy and fast to get started
  • Powerful yet simple to use
  • Highly customizable to fit specific project needs
  • Facilitates effective collaboration with team members and clients
  • Open-source, providing flexibility and community support

Cons

  • Requires self-hosting and setup for on-premise use
  • May require technical knowledge for advanced customization or server management

What is MantisBT?

MantisBT is an open-source issue tracking system designed to facilitate collaboration among team members and clients. It offers a balance of simplicity, allowing users to quickly get started, and powerful features for managing projects and tracking issues efficiently. The platform is suitable for various project types, particularly software development, where tracking bugs, feature requests, and other project-related tasks is crucial. Key functionalities include customizable workflows, role-based access control, and email notifications to keep all stakeholders informed about issue updates. Users can tailor issue fields and notification settings to fit their specific project needs. MantisBT aims to streamline communication and task management, ensuring that teams can effectively collaborate on resolving issues and progressing projects.

Available on: Web

how we evaluate Source mantisbt.org ↗

Ratings Across the Web

4.4 (114 reviews)

MantisBT holds an aggregate rating of 4.4 out of 5 from 114 reviews across SourceForge and G2, last checked September 17, 2026.

SourceForge 34 reviews
5/5
G2 80 reviews
4/5

Ratings aggregated from independent review platforms. Learn more

Key Features

  • Email Notifications for issue updates, resolution, and comments
  • Per project role-based access control
  • Customizable issue fields
  • Customizable notifications
  • Customizable workflow
  • Open-source

Pricing Plans

Pricing checked Oct 8, 2026

MantisBT plans and prices, checked October 2026
PlanPriceDetails
Open Source

Free

  • Email Notifications
  • Access Control
  • Customizable
View full pricing

Is MantisBT worth the price?

Great value

MantisBT's pricing is exceptionally generous as it is entirely free and open-source.

This makes it an outstanding value for anyone needing an issue tracker without budget constraints. It's best for individuals, small teams, or organizations looking for a cost-effective, self-hosted solution.

Full MantisBT pricing: every plan, hidden costs and alternatives

Reviews

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4.4/5

Across 114 verified user reviews on G2, SourceForge

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Still deciding?

Most buyers shortlist 2 or 3 tools before committing. Pull a side-by-side comparison or browse the full alternatives shortlist below.

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MantisBT FAQ

How does MantisBT support software development teams?

MantisBT is particularly suitable for software development, providing robust features for tracking bugs, managing feature requests, and overseeing other project-related tasks. Its customizable workflows and issue fields help teams tailor the system to their specific development processes. The platform streamlines communication to ensure effective collaboration on issue resolution.

How does MantisBT compare to GitHub Issues?

MantisBT offers a balance of simplicity and power for issue tracking, similar to GitHub Issues, but provides more extensive customization options for workflows and issue fields. Unlike GitHub Issues, MantisBT is an open-source solution that requires self-hosting for on-premise use. It also includes role-based access control and email notifications to keep stakeholders informed.

What kind of user or team is MantisBT best suited for?

MantisBT is best suited for teams that require a highly customizable issue tracking system and value an open-source solution. It caters to organizations that need to manage projects, track bugs, and facilitate collaboration among team members and clients, particularly in software development. Its balance of simplicity and power allows teams to get started quickly while still having advanced features.

How is MantisBT priced?

MantisBT is free to use, as it is an open-source issue tracking system. There are no paid plans required to access its functionalities. This model offers flexibility and community support without a subscription cost.

What are the main trade-offs when choosing MantisBT?

The main trade-off with MantisBT is that it requires self-hosting and setup for on-premise use. This means that advanced customization or server management may require some technical knowledge. However, its open-source nature provides flexibility and community support.

Can MantisBT be customized to fit specific project needs?

Yes, MantisBT is highly customizable, allowing users to tailor issue fields and notification settings to fit their specific project requirements. It also offers customizable workflows to adapt to various project types. This flexibility helps teams manage projects and track issues efficiently.

Source: mantisbt.org

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