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The Best Open-Source Alternatives to Float

Are you looking for a free or self-hosted alternative to Float? In 2026, avoiding expensive proprietary software subscriptions is easier than ever. The open-source community has built excellent privacy-friendly tools within the Project Management ecosystem. Currently, there are 4 active replacements available, with OpenProject being one of the most prominent selections.

Quick Comparison: Float vs. Open Source

Full comparison: Float vs. OpenProject
CriteriaFloatOSS Replacements
Pricing modelPaid / Monthly Fees100% Free / Self-Hosted
Data ControlThird-party ServersFull Ownership & Privacy
CustomizabilityRestricted by VendorUnlimited (Modify Codebase)

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OpenProject

📈 Trending⭐ 10k+ Stars
GPL-3.0

OpenProject is a comprehensive, web-based project management platform that offers a robust set of features for issue tracking, Gantt charts, calendar, and agile project planning, all while maintaining strict data privacy and security standards. As a trusted, open-source alternative to Float, OpenProject empowers teams to manage projects efficiently without sacrificing their sensitive data to proprietary services.

15,697 Stars
🍴 3,395 Forks
0 Open Issues
🏷️ GPL-3.0
NOASSERTION

Redmine is a powerful, web‑based project management and issue tracking system that integrates Gantt charts, wikis, forums, and time tracking into a single, self‑hostable platform. As an open‑source, privacy‑first solution, it lets teams control their data entirely—unlike Float’s proprietary, cloud‑centric model—making Redmine an ideal, secure alternative for organizations prioritizing transparency and data ownership.

6,017 Stars
🍴 2,461 Forks
0 Open Issues
🏷️ NOASSERTION
Open Source

GanttProject is a free, open-source project management tool that enables teams to create and manage Gantt charts, track tasks, and collaborate on projects with ease, without compromising user data to proprietary services. As a privacy-friendly alternative to commercial tools like Float, GanttProject offers unparalleled flexibility and control over project information, perfect for those seeking a transparent and secure solution for team collaboration and planning.

0 Stars
🍴 0 Forks
0 Open Issues
🏷️ Open Source
Open Source

GanttProject is a comprehensive, open-source project management tool that enables teams to create and manage Gantt charts, calendars, and dependencies in a single, intuitive interface, serving as a privacy-friendly alternative to commercial solutions like Float. With its robust feature set and cross-platform compatibility, GanttProject empowers organizations to centralize project planning, collaborate efficiently, and maintain complete control over their data.

0 Stars
🍴 0 Forks
0 Open Issues
🏷️ Open Source

Frequently Asked Questions

What is the best open source alternative to Float?

Based on GitHub community data (including star count and fork activity), OpenProject stands out as one of the most reliable open-source replacements for Float today.

Why should I use an open-source replacement instead of Float?

Switching to an open-source solution ensures complete data sovereignty, protects your software environment from sudden vendor price hikes, and gives you full transparent control over your tech-stack metadata.