head to head · open source
Encore vs mantis
Encore has 12,688 GitHub stars, 653 forks, 127 open issues and last shipped 2 days ago. mantis has 2,704 stars, 224 forks, 1 open issues and last shipped 2 days ago. Encore leads on adoption by 369% (12,688 vs 2,704 stars). Encore is written in Go under MPL-2.0; mantis is written in Python under Apache-2.0. Encore has attracted 5% as many forks as stars, mantis 8%. Encore 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
| Encore | mantis | |
|---|---|---|
| GitHub stars | ★ 13K | ★ 2.7K |
| License | MPL-2.0 | Apache-2.0 |
| Written in | Go | Python |
| Last push | 2026-11-03 | 2026-11-03 |
| Forks | ⑂ 653 | ⑂ 224 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Encore if
- You weight community size — 13K 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 mantis if
- You want the mantis feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Python
- You evaluated both and mantis fits your workflow better
About Encore
Encore: Infrastructure orchestration from local to your cloud What is Encore? Encore is the infrastructure platform for the intelligence era, where engineers and AI agents build production systems without waiting on infrastructure. Run and validate with real infrastructure locally and in preview environments, then deploy to your own AWS or GCP account. It has two parts that work together: An open source infrastructure SDK for TypeScript and Go. Declare the resources your app needs (databases, Pub/Sub, object storage, caches, cron jobs, secrets) directly in your code, and encore run starts the whole system…
read the full Encore overview →
About mantis
Mantis: Portable Toolkit for Building Secure Software [!CAUTION] USE AT YOUR OWN RISK. BE EXTREMELY CAREFUL. This suite is designed to generate and execute autonomously generated code that may be unstable or perform unexpected actions. USE THIS ONLY IN ISOLATED, RESTRICTED ENVIRONMENTS. Never run this suite on a machine with access to production systems, sensitive data, or internal networks. [!IMPORTANT] RESPONSIBLE USE AI models are non deterministic and can hallucinate findings or generate incorrect patches. All findings must be manually verified by a security expert before being reported. Do not mass file…
read the full mantis overview →
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Frequently asked questions
Is Encore or mantis more popular?
Encore has 12,688 GitHub stars and mantis has 2,704. Encore has the larger community by that measure.
Are Encore and mantis free?
Both are open source. Encore is licensed under MPL-2.0 and mantis under Apache-2.0. Neither carries a licence fee.
What is the difference between Encore and mantis?
Encore is written in Go and mantis in Python. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, Encore or mantis?
Choose Encore if you want the larger community (12,688 stars) or its MPL-2.0 licence terms. Choose mantis if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.