head to head · open source
OpenObserve vs jupiter
OpenObserve has 22,027 GitHub stars, 1,098 forks, 598 open issues and last shipped today. jupiter has 4,566 stars, 708 forks, 16 open issues and last shipped 3 days ago. OpenObserve leads on adoption by 382% (22,027 vs 4,566 stars). OpenObserve is written in TypeScript under AGPL-3.0; jupiter is written in Go under Apache-2.0. OpenObserve has attracted 5% as many forks as stars, jupiter 16%. OpenObserve was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (metrics), so they are genuine substitutes rather than adjacent tools.
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
| OpenObserve | jupiter | |
|---|---|---|
| GitHub stars | ★ 22K | ★ 4.6K |
| License | AGPL-3.0 | Apache-2.0 |
| Written in | TypeScript | Go |
| Last push | 2026-09-20 | 2026-09-17 |
| Forks | ⑂ 1.1K | ⑂ 708 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick OpenObserve if
- You weight community size — 22K stars and counting
- You want the AGPL-3.0 license terms
- Your stack matches TypeScript
- You value the larger contributor base for long-term maintenance
pick jupiter if
- You want the jupiter feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Go
- You evaluated both and jupiter fits your workflow better
About OpenObserve
OpenObserve is an open source observability platform for logs, metrics, traces, analytics, Real User Monitoring, session replay, pipelines, SLO, and LLM observability. It lives in the cloud native infrastructure ecosystem and is described as an alternative to Datadog, Splunk, and Elasticsearch. The project is built in Rust, ships as a single binary, and uses Parquet columnar storage with an S3 native design.
read the full OpenObserve overview →
About jupiter
Jupiter is an Apache 2.0 governance oriented microservice framework written in Go that is used in production at Douyu, aimed at Go teams that want configuration, service discovery, metrics, tracing and RPC handled by the framework instead of by glue code in every service.
read the full jupiter overview →
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Frequently asked questions
Is OpenObserve or jupiter more popular?
OpenObserve has 22,027 GitHub stars and jupiter has 4,566. OpenObserve has the larger community by that measure.
Are OpenObserve and jupiter free?
Both are open source. OpenObserve is licensed under AGPL-3.0 and jupiter under Apache-2.0. Neither carries a licence fee.
What is the difference between OpenObserve and jupiter?
OpenObserve is written in TypeScript and jupiter 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, OpenObserve or jupiter?
Choose OpenObserve if you want the larger community (22,027 stars) or its AGPL-3.0 licence terms. Choose jupiter if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.