head to head · open source
OpenTofu vs Digger
OpenTofu has 30,703 GitHub stars, 1,414 forks, 320 open issues and last shipped yesterday. Digger has 5,061 stars, 611 forks, 482 open issues and last shipped 4 days ago. OpenTofu leads on adoption by 507% (30,703 vs 5,061 stars). OpenTofu is written in Go under MPL-2.0; Digger is written in Go under MIT. OpenTofu has attracted 5% as many forks as stars, Digger 12%. OpenTofu was the more recently maintained of the two, and both are self-hostable with no licence fee.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
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Side by side
| OpenTofu | Digger | |
|---|---|---|
| GitHub stars | ★ 31K | ★ 5.1K |
| License | MPL-2.0 | MIT |
| Written in | Go | Go |
| Last push | 2026-11-02 | 2026-10-30 |
| Forks | ⑂ 1.4K | ⑂ 611 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick OpenTofu if
- You weight community size — 31K stars and counting
- You want the MPL-2.0 license terms
- Your stack matches Go
- You value the larger contributor base for long-term maintenance
pick Digger if
- You want the Digger feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Go
- You evaluated both and Digger fits your workflow better
About OpenTofu
Homepage Slack Get Started OpenTofu is an OSS tool for building, changing, and versioning infrastructure safely and efficiently. OpenTofu can manage existing and popular service providers as well as custom in house solutions. Getting help and contributing Have a question? Post it in GitHub Discussions Open a GitHub issue Join us in the opentofu channel on the CNCF Slack! Want to contribute? Please read the Contribution Guide. Recurring Events Community Meetings on Wednesdays at 12:30 UTC (calendar) Technical Steering Committee Meetings every other Tuesday at 4pm UTC (calendar) [!TIP] For more OpenTofu events…
read the full OpenTofu overview →
About Digger
Community Slack Schedule a call Demo Video Docs Heads up: We’ve rebranded! Starting from 7th November 2025, the Digger project is now OpenTaco. The company’s still Digger, same battle tested engine — just a more apt name and a bigger vision. TL;DR Before: Best in class Terraform PR automation (a solid improvement upon Atlantis) After: The only piece of software you need to run Terraform or OpenTofu in production. We'll gradually update all our marketing material to reflect the same! CI/CD for Terraform is tricky. To make life easier, specialized CI systems aka TACOS exist Terraform Cloud, Spacelift, Atlantis…
read the full Digger overview →
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Frequently asked questions
Is OpenTofu or Digger more popular?
OpenTofu has 30,703 GitHub stars and Digger has 5,061. OpenTofu has the larger community by that measure.
Are OpenTofu and Digger free?
Both are open source. OpenTofu is licensed under MPL-2.0 and Digger under MIT. Neither carries a licence fee.
What is the difference between OpenTofu and Digger?
OpenTofu is written in Go and Digger in Go. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, OpenTofu or Digger?
Choose OpenTofu if you want the larger community (30,703 stars) or its MPL-2.0 licence terms. Choose Digger if its feature set, stack or MIT licence fits better. Both are self-hostable.