The local-first database that runs on every JS runtime and replicates with your existing backend - no vendor, no lock-in - https://rxdb.info/
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🦔 Fast, lightweight & schema-less search backend. An alternative to Elasticsearch that runs on a few MBs of RAM.
- rust
- infrastructure
- search
- index
A vector index built on TurboQuant, written in Rust with Python bindings
- ann
- avx512
- embeddings
- faiss
A Minimalistic Wrapper for IndexedDB
- javascript
- indexeddb
- database
- offline-storage
[MLsys2026 Best Paper]: https://arxiv.org/abs/2506.08276. RAG on Everything with LEANN. Enjoy 97% storage savings while running a fast, accurate, and 100% private RAG application on your personal device.
Open-source search database for full-text, vector, and hybrid search with real-time indexing and SQL.
- search-engine
- search
- mysql
- sphinxsearch
A modern text/numeric/geo-spatial/vector indexing library for go
Semantic cache for LLMs. Fully integrated with LangChain and llama_index.
Fast persistent recoverable log and key-value store + cache, in C# and C++.
- key-value-store
- hash-table
- persistent
- recoverable
Your own search engine
- history
- index
- search
- search-engine
OrientDB is the most versatile DBMS supporting Graph, Document, Reactive, Full-Text and Geospatial models in one Multi-Model product. OrientDB can run distributed (Multi-Master), supports SQL, ACID Transactions, Full-Text indexing and Reactive Queries.
- orientdb
- graph-database
- document-database
- dbms
BuntDB is an embeddable, in-memory key/value database for Go with custom indexing and geospatial support
ACID Document Database
Roaring bitmaps in Go (golang), used by InfluxDB, Bleve, DataDog
- go
- roaring-bitmaps
- bitmap-compression
- bitset
JS Search is an efficient, client-side search library for JavaScript and JSON objects
- search
- database
- indexing
- performance
The automatic indexer for Postgres
Simple and powerful toolkit for BoltDB
- storm
- boltdb
- database
- toolkit
Hypothetical Indexes for PostgreSQL
- postgresql
- hypothetical-indexes
- database
- c
lol_dba is a small package of rake tasks that scan your application models and displays a list of columns that probably should be indexed. Also, it can generate .sql migration scripts.
High-performance, columnar, in-memory store with bitmap indexing in Go
- db
- soa
- indexing
- bitmap
A persistent, network resilient, full text search library for the browser and Node.js
- search
- nlp
- offline-first
Lightning-fast file system indexer and search tool
Textacular exposes full text search capabilities from PostgreSQL, and allows you to declare full text indexes. Textacular will extend ActiveRecord with named_scope methods making searching easy and fun!
db.js is a wrapper for IndexedDB to make it easier to work against