head to head · open source
Prometheus vs ioredis
Prometheus has 66,906 GitHub stars, 10,969 forks, 890 open issues and last shipped yesterday. ioredis has 15,355 stars, 1,272 forks, 202 open issues and last shipped yesterday. Prometheus leads on adoption by 336% (66,906 vs 15,355 stars). Prometheus is written in Go under Apache-2.0; ioredis is written in TypeScript under MIT. Prometheus has attracted 16% as many forks as stars, ioredis 8%. 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.
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Side by side
| Prometheus | ioredis | |
|---|---|---|
| GitHub stars | ★ 67K | ★ 15K |
| License | Apache-2.0 | MIT |
| Written in | Go | TypeScript |
| Last push | 2026-11-02 | 2026-11-02 |
| Forks | ⑂ 11K | ⑂ 1.3K |
| 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 ioredis if
- You want the ioredis feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches TypeScript
- You evaluated both and ioredis 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 ioredis
A robust, performance focused and full featured Redis client for Node.js. Supports Redis = 2.6.12. Completely compatible with Redis 7.x. ioredis is a stable project and maintenance is done on a best effort basis for relevant issues (contributions to ioredis will still be evaluated, reviewed, and merged when they benefit the project). For new projects, node redis is the recommended client library. node redis is the open source (MIT license) Redis JavaScript client library redesigned from the ground up and actively maintained. node redis supports new (hash field expiration) and future commands and the capabilities…
read the full ioredis overview →
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Frequently asked questions
Is Prometheus or ioredis more popular?
Prometheus has 66,906 GitHub stars and ioredis has 15,355. Prometheus has the larger community by that measure.
Are Prometheus and ioredis free?
Both are open source. Prometheus is licensed under Apache-2.0 and ioredis under MIT. Neither carries a licence fee.
What is the difference between Prometheus and ioredis?
Prometheus is written in Go and ioredis in TypeScript. 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 ioredis?
Choose Prometheus if you want the larger community (66,906 stars) or its Apache-2.0 licence terms. Choose ioredis if its feature set, stack or MIT licence fits better. Both are self-hostable.