Sub 100ms Full Text Search

via “typo-tolerant full-text search with inverted indexes”

Lightning-fast search engine with vector search.

Unique: Uses word_pair_proximity_docids indexes to track word adjacency during indexing, enabling proximity-aware ranking without post-search filtering. Charabia tokenization handles typo tolerance at index time rather than query time, avoiding expensive edit-distance calculations on every search.

vs others: Faster than Elasticsearch for typo-tolerant search because proximity indexes are pre-computed at index time rather than calculated at query time; simpler to deploy than Solr because it's a single Rust binary with no JVM overhead.

via “full-text search with boolean operators and phrase matching”

A query and indexing engine for Redis, providing secondary indexing, full-text search, vector similarity search and aggregations.

Unique: Uses a trie-based term dictionary with incremental indexing via Redis keyspace notifications (src/redis_index.c), enabling real-time index updates without batch reindexing, unlike traditional search engines that require explicit commit/refresh cycles

vs others: Faster than Elasticsearch for sub-million-document workloads because it avoids network round-trips and leverages Redis' in-memory architecture; simpler operational model than Solr with no separate JVM process

via “full-text search with typo tolerance and linguistic normalization”

🌌 A complete search engine and RAG pipeline in your browser, server or edge network with support for full-text, vector, and hybrid search in less than 2kb.

Unique: Uses a hybrid radix tree + AVL tree architecture for term indexing combined with Levenshtein distance for typo tolerance, all compiled to <2kb core, whereas most full-text engines either sacrifice typo tolerance or require external services. Supports 12+ languages with built-in stemmers without external NLP dependencies.

vs others: Significantly smaller bundle footprint than Lunr.js or MiniSearch while offering better multilingual support and typo tolerance; runs entirely in-browser or edge without backend infrastructure unlike Elasticsearch or Algolia.

via “search-as-you-type with instant result updates”

A lightning-fast search engine API bringing AI-powered hybrid search to your sites and applications.

Unique: Achieves sub-50ms search latency through LMDB memory-mapped I/O, pre-computed inverted indexes with prefix matching, and query processing optimized for short incomplete queries, enabling character-by-character search feedback without noticeable lag

vs others: Faster than Elasticsearch for search-as-you-type because Meilisearch's LMDB-backed indexes are memory-mapped and pre-computed, whereas Elasticsearch must construct query plans and access disk-based indexes, resulting in higher latency

via “full-text search indexing and query execution”

The Fastest Distributed Database for Transactional, Analytical, and AI Workloads.

Unique: Implements full-text indexing as a native storage engine feature rather than a separate service, allowing full-text predicates to be pushed down into the query optimizer and executed alongside other filters

vs others: Faster than Elasticsearch for small-to-medium datasets because indexes are co-located with data; simpler than Lucene because it integrates directly with SQL

via “multi-field full-text search with configurable tokenization”

Local-first document and vector database for React, React Native, and Node.js

Unique: Provides configurable tokenization and field-specific boosting in a local full-text search engine, whereas browser-native search APIs (Ctrl+F) lack relevance ranking and field weighting

vs others: Eliminates Elasticsearch dependency for basic full-text search with simpler API, though with lower performance on very large corpora (>1M documents)

via “sub-100ms full-text search”

via “full-text-search”

via “full-text and advanced document search”