Best Custom Search Engine Products in 2026

Algolia's Search API makes it easy to deliver a great search experience in your apps & websites. Algolia Search provides hosted full-text, numerical, faceted and geolocalized search.

Key Algolia features:

Speed Ease of Integration Customizable Relevance Scalability

Open Source

Smart OCR, automated tagging, and seamless document management for personal and business use.

Key YFolio AI features:

AI Document Processing & OCR Smart Invoice Summary Report Vault Collaboration & Permissions Multi-Language OCR & Audio/Text Transcription

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Elasticsearch is an open source, distributed, RESTful search engine.

Key ElasticSearch features:

Scalability Real-Time Data Full-Text Search Complex Query Support

Typo tolerant, delightfully simple, open source search 🔍.

Key Typesense features:

High Performance Easy to Set Up Real-Time Indexing Open Source

Open Source

Solr is an open source enterprise search server based on Lucene search library, with XML/HTTP and...

Key Apache Solr features:

Scalability Flexibility Rich Feature Set Community and Documentation

Open Source

The simplest way to add search to your website or application. Sign up for free.

Key Swiftype features:

Customizable Search Easy Integration Advanced Analytics Scalability

OpenSearch is a community-driven, open source search and analytics suite derived from Apache 2.0 licensed Elasticsearch 7.10.2 & Kibana 7.10.2. It consists of a search engine daemon, and a visualization and user interface, OpenSearch Dashboards.

Key OpenSearch features:

Open Source Elasticsearch Compatibility Community Driven Development Enhanced Security Features

Ultra relevant, instant, and typo-tolerant full-text search API.

Key Meilisearch features:

Speed Relevance Ease of Use Open Source

Open Source

Site Search 360 enhances and improves your built-in CMS or product search with autocompletion, semantic search, filters, facets, detailed analytics, and a whole lot of customization options.

Key Site Search 360 features:

Easy to Set-up and use Clean UI Search Functionality Semantic Search

freemium $9 / Monthly ("1,500 pages/products", "2,000 monthly searches")

Swiftype Site Search helps to sell more, get the right answer to more people on the platform and surface relevant content for readers and followers.

Key Swiftype Site Search features:

Ease of Integration Customizable Results User-Friendly Dashboard Advanced Analytics

Site-search engine for eCommerce platforms.

Key Hawk Search features:

Advanced Search Capabilities Customization Options AI and Machine Learning Integration Capability

SearchSpring is an eCommerce site search tool.

Key SearchSpring features:

Enhanced Search Capabilities Highly Customizable Analytics and Insights Improved Merchandising

Google Custom Search is a platform provided by Google that allows web developers to feature specialized information in web searches, refine and categorize queries and create customized search engines, based on Google Search.

Key Google Custom Search Engine features:

Easy Integration Customizable Appearance Google Search Algorithms Filtering and Restrictions

Search Engines.

Key Lucene features:

High Performance Scalability Flexibility and Customizability Rich Features

Open Source