Vespa is an engine for low-latency computation over large data sets. It stores and indexes your data such that queries, selection and processing over the data can be performed at serving time.
ZIR Semantic Search Alternatives
ZIR Semantic Search is described as 'ZIR AI allows application developers to add sophisticated ML-powered text search to their applications and platforms. It provides high performance gRPC APIs for indexing and running queries, encryption in transit and rest, and an OAuth 2.0 security model' and is a Search Server in the development category. There are more than 10 alternatives to ZIR Semantic Search for a variety of platforms, including Web-based, Linux, Self-Hosted, SaaS and Mac apps. The best ZIR Semantic Search alternative is Algolia. It's not free, so if you're looking for a free alternative, you could try Algolia or Elasticsearch. Other great apps like ZIR Semantic Search are Apache Solr, Manticore search, Searchspring and Chroma DB.
Alternatives list
Cost / License
- Free
- Open Source
Platforms
- Self-Hosted


ParadeDB is a modern Elasticsearch alternative built on Postgres. Built for real-time, update-heavy workloads.
Cost / License
- Free
- Open Source (AGPL-3.0)
Application type
Platforms
- Self-Hosted
- Docker
- Kubernetes
- PostgreSQL

Enterprise search, simplified. Cloud-based enterprise search solution that search across all of your organization’s content sources — Aconex, Procore, Dropbox, Microsoft Sharepoint, Onedrive, and more.
Cost / License
- Freemium
- Proprietary
Platforms
- Online
- Software as a Service (SaaS)

Adds a customizable search box to your web pages and show fast, relevant results powered by Google Search.
Cost / License
- Free
- Proprietary
Platforms
- Online


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