head to head · open source
ioredis vs Apache Druid
ioredis has 15,355 GitHub stars, 1,272 forks, 202 open issues and last shipped yesterday. Apache Druid has 14,093 stars, 3,813 forks, 784 open issues and last shipped yesterday. ioredis leads on adoption by 9% (15,355 vs 14,093 stars). ioredis is written in TypeScript under MIT; Apache Druid is written in Java under Apache-2.0. ioredis has attracted 8% as many forks as stars, Apache Druid 27%. Apache Druid 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
| ioredis | Apache Druid | |
|---|---|---|
| GitHub stars | ★ 15K | ★ 14K |
| License | MIT | Apache-2.0 |
| Written in | TypeScript | Java |
| Last push | 2026-11-02 | 2026-11-02 |
| Forks | ⑂ 1.3K | ⑂ 3.8K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick ioredis if
- You weight community size — 15K stars and counting
- You want the MIT license terms
- Your stack matches TypeScript
- You value the larger contributor base for long-term maintenance
pick Apache Druid if
- You want the Apache Druid feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Java
- You evaluated both and Apache Druid fits your workflow better
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 →
About Apache Druid
Apache Druid Druid is a high performance real time analytics database. Druid's main value add is to reduce time to insight and action. Druid is designed for workflows where fast queries and ingest really matter. Druid excels at powering UIs, running operational (ad hoc) queries, or handling high concurrency. Consider Druid as an open source alternative to data warehouses for a variety of use cases. The design documentation explains the key concepts. Getting started You can get started with Druid with our local or Docker quickstart. For Kubernetes deployments, the druid operator is maintained in a separate…
read the full Apache Druid overview →
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Frequently asked questions
Is ioredis or Apache Druid more popular?
ioredis has 15,355 GitHub stars and Apache Druid has 14,093. ioredis has the larger community by that measure.
Are ioredis and Apache Druid free?
Both are open source. ioredis is licensed under MIT and Apache Druid under Apache-2.0. Neither carries a licence fee.
What is the difference between ioredis and Apache Druid?
ioredis is written in TypeScript and Apache Druid in Java. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, ioredis or Apache Druid?
Choose ioredis if you want the larger community (15,355 stars) or its MIT licence terms. Choose Apache Druid if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.