head to head · open source
Prometheus vs Apache Cloudberry
Prometheus has 66,906 GitHub stars, 10,969 forks, 890 open issues and last shipped yesterday. Apache Cloudberry has 1,438 stars, 266 forks, 218 open issues and last shipped yesterday. Prometheus leads on adoption by 4,553% (66,906 vs 1,438 stars). Prometheus is written in Go under Apache-2.0; Apache Cloudberry is written in C under Apache-2.0. Prometheus has attracted 16% as many forks as stars, Apache Cloudberry 18%. Apache Cloudberry 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
| Prometheus | Apache Cloudberry | |
|---|---|---|
| GitHub stars | ★ 67K | ★ 1.4K |
| License | Apache-2.0 | Apache-2.0 |
| Written in | Go | C |
| Last push | 2026-11-02 | 2026-11-02 |
| Forks | ⑂ 11K | ⑂ 266 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Prometheus if
- You weight community size — 67K stars and counting
- You want the Apache-2.0 license terms
- Your stack matches Go
- You value the larger contributor base for long-term maintenance
pick Apache Cloudberry if
- You want the Apache Cloudberry feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches C
- You evaluated both and Apache Cloudberry fits your workflow better
About Prometheus
Prometheus Visit prometheus.io for the full documentation, examples and guides. [ ][quay] [ ][hub] Prometheus, a Cloud Native Computing Foundation project, is a systems and service monitoring system. It collects metrics from configured targets at given intervals, evaluates rule expressions, displays the results, and can trigger alerts when specified conditions are observed. The features that distinguish Prometheus from other metrics and monitoring systems are: A multi dimensional data model (time series defined by metric name and set of key/value dimensions) PromQL, a powerful and flexible query language to…
read the full Prometheus overview →
About Apache Cloudberry
Apache Cloudberry (Incubating) Introduction Apache Cloudberry (Incubating), created by the original developers of Greenplum Database, is one advanced and mature open source Massively Parallel Processing (MPP) database, which evolves from the open source version of the Pivotal Greenplum Database®️ but features a newer PostgreSQL kernel and more advanced enterprise capabilities. It can serve as a data warehouse and can also be used for large scale analytics and AI/ML workloads. Build and try out Build from source You can follow these guides to build Cloudberry on Linux OS (including RHEL/Rocky Linux, and Ubuntu)…
read the full Apache Cloudberry overview →
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Frequently asked questions
Is Prometheus or Apache Cloudberry more popular?
Prometheus has 66,906 GitHub stars and Apache Cloudberry has 1,438. Prometheus has the larger community by that measure.
Are Prometheus and Apache Cloudberry free?
Both are open source. Prometheus is licensed under Apache-2.0 and Apache Cloudberry under Apache-2.0. Neither carries a licence fee.
What is the difference between Prometheus and Apache Cloudberry?
Prometheus is written in Go and Apache Cloudberry in C. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, Prometheus or Apache Cloudberry?
Choose Prometheus if you want the larger community (66,906 stars) or its Apache-2.0 licence terms. Choose Apache Cloudberry if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.