head to head · open source
PageIndex vs infinispan
PageIndex has 39,973 GitHub stars, 3,442 forks, 103 open issues and last shipped 2 days ago. infinispan has 1,359 stars, 657 forks, 336 open issues and last shipped 2 days ago. PageIndex leads on adoption by 2,841% (39,973 vs 1,359 stars). PageIndex is written in Python under MIT; infinispan is written in Java under Apache-2.0. PageIndex has attracted 9% as many forks as stars, infinispan 48%. infinispan was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (vector-database), so they are genuine substitutes rather than adjacent tools.
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
| PageIndex | infinispan | |
|---|---|---|
| GitHub stars | ★ 40K | ★ 1.4K |
| License | MIT | Apache-2.0 |
| Written in | Python | Java |
| Last push | 2026-11-03 | 2026-11-03 |
| Forks | ⑂ 3.4K | ⑂ 657 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick PageIndex if
- You weight community size — 40K stars and counting
- You want the MIT license terms
- Your stack matches Python
- You value the larger contributor base for long-term maintenance
pick infinispan if
- You want the infinispan 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 infinispan fits your workflow better
About PageIndex
PageIndex: Vectorless, Reasoning based RAG Reasoning based RAG ◦ No Vector DB, No Chunking ◦ Context Aware Retrieval ◦ Reads Like a Human 🌐 Website • ☁️ Cloud • 📖 Docs • 📝 Blog • ✉️ Contact Updates [Aug '26] 🔥 PageIndex SDK : pip install U pageindex now ships local mode : index, retrieve, and chat entirely on your machine with your own LLM key, or point the same client at PageIndex Cloud with an API key. [Aug '26] ⚡ PageIndex Flash : fast tree index generation for text based PDFs, now the default indexing method in PageIndex SDK local mode. Scale PageIndex to Millions of Documents: PageIndex File System is a…
read the full PageIndex overview →
About infinispan
⭐ If you use Infinispan, consider starring this repo, it helps the project grow and reach more developers! ⭐ Infinispan, In Memory Distributed Database Infinispan is an open source in memory database that offers flexible deployment options and robust capabilities for storing, managing, and processing data. Infinispan provides a key/value data store that can hold all types of data, from Java objects to plain text. Infinispan distributes your data across elastically scalable clusters to guarantee high availability and fault tolerance, whether you use Infinispan as a volatile cache or a persistent data store…
read the full infinispan overview →
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Frequently asked questions
Is PageIndex or infinispan more popular?
PageIndex has 39,973 GitHub stars and infinispan has 1,359. PageIndex has the larger community by that measure.
Are PageIndex and infinispan free?
Both are open source. PageIndex is licensed under MIT and infinispan under Apache-2.0. Neither carries a licence fee.
What is the difference between PageIndex and infinispan?
PageIndex is written in Python and infinispan 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, PageIndex or infinispan?
Choose PageIndex if you want the larger community (39,973 stars) or its MIT licence terms. Choose infinispan if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.