Perplexica vs PISA
A side-by-side comparison of two self-hosted search engines options — licensing, setup difficulty, resource needs, and what each one replaces.
Not the right match-up?
Perplexica
Open-source AI-powered search engine
VS
PISA
Performant indexes and search for large text collections
| Feature | Perplexica | PISA |
|---|---|---|
| Category | Search Engines | Search Engines |
| License | MIT | Apache-2.0 |
| Language | TypeScript | C++ |
| Setup difficulty | Medium | Hard |
| Min. RAM | 1,024 MB | 1,024 MB |
| Deployment | docker, bare-metal | source, binary |
| GitHub stars | ★ 36,045 | ★ 1,054 |
| First released | 2024 | 2017 |
| Replaces | Google Search | Elasticsearch |
Why pick each one
Choose PISA if…
- Released under the Apache-2.0 license
- Active community (1.1k GitHub stars)
- Written in C++
Frequently asked questions
Is Perplexica or PISA better?
Perplexica is the stronger all-round pick: it has both the larger community and the simpler medium setup. Consider PISA if its specific feature set fits your needs better.
Are Perplexica and PISA free and open-source?
Yes. Perplexica is licensed under MIT and PISA under Apache-2.0. Both can be self-hosted at no software cost.
Can I run Perplexica and PISA with Docker?
Perplexica: yes. PISA: check the project docs for container support.