head to head · open source
rxdb vs Activeloop
rxdb has 23,419 GitHub stars, 1,184 forks, 17 open issues and last shipped yesterday. Activeloop has 9,265 stars, 725 forks, 66 open issues and last shipped 6 months ago. rxdb leads on adoption by 153% (23,419 vs 9,265 stars). rxdb is written in TypeScript under Apache-2.0; Activeloop is written in C++ under Apache-2.0. rxdb has attracted 5% as many forks as stars, Activeloop 8%. rxdb 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
| rxdb | Activeloop | |
|---|---|---|
| GitHub stars | ★ 23K | ★ 9.3K |
| License | Apache-2.0 | Apache-2.0 |
| Written in | TypeScript | C++ |
| Last push | 2026-11-04 | 2026-05-21 |
| Forks | ⑂ 1.2K | ⑂ 725 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick rxdb if
- You weight community size — 23K stars and counting
- You want the Apache-2.0 license terms
- Your stack matches TypeScript
- You value the larger contributor base for long-term maintenance
pick Activeloop if
- You want the Activeloop 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 Activeloop fits your workflow better
About rxdb
A fast, local first , reactive Database for JavaScript Applications What is RxDB? RxDB (short for R eactive D ata b ase) is a local first , NoSQL database for JavaScript Applications. Reactive means that you can not only query the current state, but subscribe to all state changes like the result of a query or even a single field of a document. This is great for UI based realtime applications in a way that makes it easy to develop and also has great performance benefits. Use the quickstart, read the documentation or explore the example projects. Used by many RxDB is a proven technology used by thousands of…
About Activeloop
Deep Lake: Database for AI Docs • Get Started • API Reference • LangChain & VectorDBs Course • Blog • Whitepaper • Slack • Twitter What is Deep Lake? Deep Lake is a Database for AI powered by a storage format optimized for deep learning applications. Deep Lake can be used for: 1. Storing and searching data plus vectors while building LLM applications 2. Managing datasets while training deep learning models Deep Lake simplifies the deployment of enterprise grade LLM based products by offering storage for all data types (embeddings, audio, text, videos, images, dicom, pdfs…
read the full Activeloop overview →
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Frequently asked questions
Is rxdb or Activeloop more popular?
rxdb has 23,419 GitHub stars and Activeloop has 9,265. rxdb has the larger community by that measure.
Are rxdb and Activeloop free?
Both are open source. rxdb is licensed under Apache-2.0 and Activeloop under Apache-2.0. Neither carries a licence fee.
What is the difference between rxdb and Activeloop?
rxdb is written in TypeScript and Activeloop 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, rxdb or Activeloop?
Choose rxdb if you want the larger community (23,419 stars) or its Apache-2.0 licence terms. Choose Activeloop if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.