head to head · open source
Prometheus vs HeidiSQL
Prometheus has 66,906 GitHub stars, 10,969 forks, 890 open issues and last shipped yesterday. HeidiSQL has 6,313 stars, 600 forks, 324 open issues and last shipped yesterday. Prometheus leads on adoption by 960% (66,906 vs 6,313 stars). Prometheus is written in Go under Apache-2.0; HeidiSQL is written in Pascal under GPL-2.0. Prometheus has attracted 16% as many forks as stars, HeidiSQL 10%. HeidiSQL 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 | HeidiSQL | |
|---|---|---|
| GitHub stars | ★ 67K | ★ 6.3K |
| License | Apache-2.0 | GPL-2.0 |
| Written in | Go | Pascal |
| Last push | 2026-11-02 | 2026-11-02 |
| Forks | ⑂ 11K | ⑂ 600 |
| 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 HeidiSQL if
- You want the HeidiSQL feature set and don't need the biggest community
- You prefer the GPL-2.0 license terms
- Your stack matches Pascal
- You evaluated both and HeidiSQL 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 HeidiSQL
HeidiSQL HeidiSQL is a graphical interface for managing MariaDB or MySQL servers, Microsoft SQL databases, PostgreSQL, SQLite, Interbase or Firebird. "Heidi" lets you browse and edit data, create and edit tables, views, procedures, triggers and scheduled events. Also, you can export structure and data, either to SQL file, clipboard or to other servers. Read about features or see some screenshots. Need help? Look at the online help page to learn how to use HeidiSQL. The forum is meant to ask questions. The issue tracker is the place to report bugs or request new features. Building For compiling on platforms other…
read the full HeidiSQL overview →
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Frequently asked questions
Is Prometheus or HeidiSQL more popular?
Prometheus has 66,906 GitHub stars and HeidiSQL has 6,313. Prometheus has the larger community by that measure.
Are Prometheus and HeidiSQL free?
Both are open source. Prometheus is licensed under Apache-2.0 and HeidiSQL under GPL-2.0. Neither carries a licence fee.
What is the difference between Prometheus and HeidiSQL?
Prometheus is written in Go and HeidiSQL in Pascal. 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 HeidiSQL?
Choose Prometheus if you want the larger community (66,906 stars) or its Apache-2.0 licence terms. Choose HeidiSQL if its feature set, stack or GPL-2.0 licence fits better. Both are self-hostable.