Jitsu vs RudderStack
A side-by-side comparison of two self-hosted web analytics options — licensing, setup difficulty, resource needs, and what each one replaces.
| Feature | Jitsu | RudderStack |
|---|---|---|
| Deploy effort | Under-an-hour setup | Under-an-hour setup |
| Health score | 90 · Excellent | 89 · Excellent |
| Category | Web Analytics | Web Analytics |
| License | MIT | AGPL-3.0 |
| Language | TypeScript | Go |
| Setup difficulty | Medium | Hard |
| Min. RAM | 1,024 MB | 2,048 MB |
| Deployment | docker, kubernetes | docker, kubernetes |
| GitHub stars | ★ 5,088 | ★ 4,488 |
| First released | 2020 | 2019 |
| Replaces | Segment | Segment |
What are Jitsu and RudderStack?
Jitsu
Jitsu is an open-source data ingestion engine that captures events from websites and apps and streams them to data warehouses in real time. It is a self-hostable alternative to commercial customer data tools.
- Real-time event capture
- Warehouse streaming
- JavaScript SDK
- Self-hostable
RudderStack
RudderStack is an open-source customer data platform that collects event data from apps and routes it to warehouses and downstream tools. The self-hosted edition lets organizations own their data pipeline.
- Event collection SDKs
- Warehouse-first routing
- Many destination connectors
- Transformations
Jitsu vs RudderStack: key differences
Jitsu is written in TypeScript, while RudderStack is built with Go. Licensing differs — MIT for Jitsu versus AGPL-3.0 for RudderStack. Jitsu is the lighter option, starting around 1,024 MB of RAM against 2,048 MB for RudderStack.
Why pick each one
Choose Jitsu if…
- Fast real-time pipeline
- Open and flexible
Watch out for
- Needs a warehouse
- Some operational complexity
Choose RudderStack if…
- Owns the data pipeline
- Broad integrations
Watch out for
- Operationally involved
- Resource heavy
Frequently asked questions
Is Jitsu or RudderStack better?
Jitsu is the stronger all-round pick: it has both the larger community and the simpler medium setup. Consider RudderStack if its specific feature set fits your needs better.
Are Jitsu and RudderStack free and open-source?
Yes. Jitsu is licensed under MIT and RudderStack under AGPL-3.0. Both can be self-hosted at no software cost.
Can I run Jitsu and RudderStack with Docker?
Jitsu: yes. RudderStack: yes.
Which is lighter on resources, Jitsu or RudderStack?
Jitsu has the smaller minimum footprint at 1,024 MB of RAM, compared to about 2,048 MB for RudderStack. Real-world usage depends on library size, user count, and enabled features.