head to head · open source
Prometheus vs age
Prometheus has 66,906 GitHub stars, 10,969 forks, 890 open issues and last shipped yesterday. age has 4,927 stars, 543 forks, 249 open issues and last shipped 21 days ago. Prometheus leads on adoption by 1,258% (66,906 vs 4,927 stars). Prometheus is written in Go under Apache-2.0; age is written in C under Apache-2.0. Prometheus has attracted 16% as many forks as stars, age 11%. Prometheus 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.
← all 20902 open source comparisons
Side by side
| Prometheus | age | |
|---|---|---|
| GitHub stars | ★ 67K | ★ 4.9K |
| License | Apache-2.0 | Apache-2.0 |
| Written in | Go | C |
| Last push | 2026-11-02 | 2026-10-13 |
| Forks | ⑂ 11K | ⑂ 543 |
| 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 age if
- You want the age 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 age 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 age
is a leading multi model graph database Graph Processing & Analytics for Relational Databases What is Apache AGE? Apache AGE is an extension for PostgreSQL that enables users to leverage a graph database on top of the existing relational databases. AGE is an acronym for A Graph Extension and is inspired by Bitnine's AgensGraph, a multi model database fork of PostgreSQL. The basic principle of the project is to create a single storage that handles both the relational and graph data model so that the users can use the standard ANSI SQL along with openCypher, one of the most popular graph query languages today…
More in Infrastructure & Operations
Related comparisons
More Databases projects
Compare either of these against the rest of the Databases field.
Frequently asked questions
Is Prometheus or age more popular?
Prometheus has 66,906 GitHub stars and age has 4,927. Prometheus has the larger community by that measure.
Are Prometheus and age free?
Both are open source. Prometheus is licensed under Apache-2.0 and age under Apache-2.0. Neither carries a licence fee.
What is the difference between Prometheus and age?
Prometheus is written in Go and age 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 age?
Choose Prometheus if you want the larger community (66,906 stars) or its Apache-2.0 licence terms. Choose age if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.