QuestDB is a high performance, open-source, time-series database
- time-series
- low-latency
- database
- sql
Repository Index
60,121 visible repositories in the index
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🚌 The IK Analysis plugin integrates Lucene IK analyzer into Elasticsearch and OpenSearch, support customized dictionary.
- elasticsearch
- ik-analysis
- analyzer
- java
A vector index built on TurboQuant, written in Rust with Python bindings
- ann
- avx512
- embeddings
- faiss
Distributed transactional key-value database, originally created to complement TiDB
- distributed-transactions
- raft
- rust
- key-value
Weaviate is an open-source vector database that stores both objects and vectors, allowing for the combination of vector search with structured filtering with the fault tolerance and scalability of a cloud-native database.
- search-engine
- semantic-search
- semantic-search-engine
- vector-search
Realm is a mobile database: a replacement for Core Data & SQLite
Tantivy is a full-text search engine library inspired by Apache Lucene and written in Rust
- search-engine
- rust
A 100% free modern JS SaaS boilerplate (React, NodeJS, Prisma). Full-featured: Auth (email, google, github, slack, MS), Email sending, Background jobs, Landing page, Payments (Stripe, Polar.sh), Shadcn UI, S3 file upload. AI-ready with tailored AGENTS.md, skills, and Claude Code plugin. One cmd deploy. Powered by Wasp full-stack framework.
- full-stack
- open-source
- saas
- nodejs
Embeddable Postgres with real-time, reactive bindings.
A lightweight, lightning-fast, in-process vector database
- rag
- agent-skills
- embedded
- faiss
Apache Doris is a real-time analytics and hybrid search database for AI agents.
- olap
- database
- hudi
- iceberg
Amplication brings order to the chaos of large-scale software development by creating Golden Paths for developers - streamlined workflows that drive consistency, enable high-quality code practices, simplify onboarding, and accelerate standardized delivery across teams.
NoSQL data store using the Seastar framework, compatible with Apache Cassandra and Amazon DynamoDB
- nosql
- c-plus-plus
- scylla
- seastar
🚀 A robust, performance-focused, and full-featured Redis client for Node.js.
- redis
- redis-cluster
- redis-client
- redis-sentinel
Streaming replication for SQLite.
Approximate Nearest Neighbors in C++/Python optimized for memory usage and loading/saving to disk
- c-plus-plus
- python
- nearest-neighbor-search
- locality-sensitive-hashing
⚡️ The Missing Fullstack Toolkit for Next.js
Apache Druid: a high performance real-time analytics database.
- druid
🔎 Open source distributed and RESTful search engine.
- search
- search-engine
- analytics
- java
Mealie is a self hosted recipe manager and meal planner with a RestAPI backend and a reactive frontend application built in Vue for a pleasant user experience for the whole family. Easily add recipes into your database by providing the url and mealie will automatically import the relevant data or add a family recipe with the UI editor
- meal-plans
- self-hosted
- recipe-manager
Next-generation full-text search library for Browser and Node.js
- search
- search-algorithm
- search-engine
- searching-algorithms
[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.
Privacy-respecting metasearch engine
- search
- metasearch
- metasearch-engine
- search-engine
💡 All-in-one AI framework for semantic search, LLM orchestration and language model workflows
- python
- search
- nlp
- semantic-search