201.apache / solr
Apache Solr open-source search software
Ranked by Attention Score: stars gained over the last 7 complete days
201–300 of 612 by Attention Score · Oct 28, 2026 – Nov 3, 2026 (UTC)
Apache Solr open-source search software
Gazebo database of SDF models. This is a predecessor to https://app.gazebosim.org
Your single pane of glass for real-time analytics into MySQL/MariaDB & ProxySQL
Redis Node.js client
🥑 ArangoDB is a native multi-model database with flexible data models for documents, graphs, and key-values. Build high performance applications using a convenient SQL-like query language or JavaScript extensions.
Gel supercharges Postgres with a modern data model, graph queries, Auth & AI solutions, and much more.
Next-generation full-text search library for Browser and Node.js
WCDB is a cross-platform database framework developed by WeChat.
A truly Open Source MongoDB alternative
Instant is the best backend for AI-coded apps. You get auth, permissions, storage, presence, and streams — everything you need to ship apps your users will love.
immudb - immutable database based on zero trust, SQL/Key-Value/Document model, tamperproof, data change history
Low-code backend platform. Manage database on spreadsheet-like UI and build cloud functions workflows in JS/TS, all in your browser.
PostgreSQL zero-downtime migrations made easy
Tiny and powerful JavaScript full-text search engine for browser and Node
Build your own SaaS business with SaaS boilerplate. Productive stack: React, Material-UI, Next, MobX, WebSockets, Express, Node, Mongoose, MongoDB. Written with TypeScript.
Get your data in RAM. Get compute close to data. Enjoy the performance.
CLI for SQLite Databases with auto-completion and syntax highlighting
Simple key-value storage with support for multiple backends
Pgtune - tuning PostgreSQL config by your hardware
Entity Framework Core Power Tools - reverse engineering, migrations and model visualization in Visual Studio & CLI
Python CLI utility and library for manipulating SQLite databases
Indico - A feature-rich event management system, made @ CERN, the place where the Web was born.
Database management for VSCode
Official repository of the SOCI - The C++ Database Access Library
AgensGraph, a high performance transactional graph database based on PostgreSQL
A simple, fast and versatile Datalog database
Run a real Postgres database locally on Linux, OSX or Windows as part of another Go application or test
Open Food Facts database, API server and web interface - 🐪🦋 Perl, CSS and JS coders welcome 😊 For helping in Python, see Robotoff or taxonomy-editor
An HTTP cache system, RFC compliant, compatible with @tyktechnologies, @traefik, @caddyserver, @go-chi, @bnkamalesh, @beego, @devfeel, @labstack, @gofiber, @go-goyave, @go-kratos, @gin-gonic, @roadrunner-server, @zalando, @zeromicro, @nginx and @apache
A Database of Real Faults and an Experimental Infrastructure to Enable Controlled Experiments in Software Engineering Research
Nornicdb is a distributed low-latency, Graph+Vector, Temporal MVCC with all sub-ms HNSW search, graph traversal, and writes. Using Neo4j Bolt/Cypher and qdrant's gRPC means you can switch with no changes while adding intelligent features like schemas, managed embeddings, reranking+llm, GPU accel, Auto-TLP, Policy-based Memory Decay, and MCP server.
High-performance write & space optimized transactional storage engine.
Universal cheminformatics toolkit, utilities and database search tools
The Catalogs of Sources of the Mobility Database.
Dadbod Grip turns database tables into editable Vim buffers, with schema browsing, staged mutations, generated SQL, relationship navigation, and cross-database federation inside Neovim.
Redis is an in-memory database that persists on disk. The data model is key-value, but many different kind of values are supported: Strings, Lists, Sets, Sorted Sets, Hashes, Streams, HyperLogLogs, Bitmaps.
100% open-source, AI-native web analytics with cookieless tracking, open exports, custom domains, and SSO—self-hosted as one Go binary or managed in EU/US cloud.
Long-term, cross-project memory for AI coding agents. Your own Obsidian vault as the source of truth. Daemonless and without opaque databases, your memory belongs to you.
🇪🇺 Warehouse-native Analytics compatible with Google Analytics and Matomo tracking protocols. Ingest into ClickHouse, BigQuery or CSV/Parquet on S3/GCS/local fs while maintaining complete control over your data.
The local-first database that runs on every JS runtime and replicates with your existing backend - no vendor, no lock-in - https://rxdb.info/
An efficient, small mobile key-value storage framework developed by WeChat. Works on Android, iOS, macOS, Windows, POSIX, and OHOS.
The Elastic stack (ELK) powered by Docker and Compose.
Node.js based forum software built for the modern web
Privacy-respecting metasearch engine
DataLoader is a generic utility to be used as part of your application's data fetching layer to provide a consistent API over various backends and reduce requests to those backends via batching and caching.
greenDAO is a light & fast ORM solution for Android that maps objects to SQLite databases.
Open-source search database for full-text, vector, and hybrid search with real-time indexing and SQL.
The agent platform built on sync.
TranslatedA comprehensive summary of computer fundamentals interview questions (computer networks / operating systems / databases / Git...), including detailed follow-up questions and answers; everything is in the form of [question + follow-up + answer], ready to use right away and aimed directly at interviews at major internet companies; can be used for mock interviews, review before interviews, and preparing quickly for interviews in a short time...
Cross-platform client for PostgreSQL databases
SSDB - A fast NoSQL database, an alternative to Redis
A fast PostgreSQL Database Client Library for Python/asyncio.
MySQL/MariaDB database management for macOS
Main Liquibase Source
Lightweight, fast and reliable key/value storage engine based on Bitcask.
Packer templates for building minimal Vagrant baseboxes for multiple platforms
Npgsql is the .NET data provider for PostgreSQL.
This strongly-typed, client library enables working with Elasticsearch. It is the official client maintained and supported by Elastic.
Fluent migrations framework for .NET
Drift is an easy to use, reactive, typesafe persistence library for Dart & Flutter.
Database Subsetting and Relational Data Browsing Tool.
A graph database that supports more than 100+ billion data, high performance and scalability (Include OLTP Engine & REST-API & Backends)
chDB is an in-process OLAP SQL Engine 🚀 powered by ClickHouse
A distributed SQLite server with MySQL wire compatible interface
MySQL/MariaDB connector for Python
A modern SaaS template/boilerplate built with SvelteKit, Tailwind, and Supabase. Includes marketing page, blog, subscriptions, auth, user dashboard, user settings, pricing page, and more.
Explore, document and optimize any database
Apache TinkerPop - a graph computing framework
Database anonymization and test data management
Lightweight and extensible compatibility layer between dataframe libraries!
Repository contains pgRouting library. Development branch is "develop", stable branch is "master"
Aerospike Database Server – flash-optimized, in-memory, nosql database
The official C++ client API for PostgreSQL.
Lightning-fast file system indexer and search tool
Uguu is a simple lightweight temporary file host with support for drop, paste, click and API uploading.
Converting Can (Controller Area Network) Database Formats .arxml .dbc .dbf .kcd ...
This repo maintains DM (a data migration platform) and TiCDC (change data capture for TiDB)
Fast, safe-by-design, Vim-first TUI for PostgreSQL, MySQL, and SQLite, built in Rust.
sqlgen is a reflection-based ORM and SQL query generator for C++-20, similar to Python's SQLAlchemy/SQLModel or Rust's Diesel.
VillageSQL - a drop-in replacement for MySQL with extensions
d9 - openSource maintenance of directus
Redisson: Valkey & Redis Java Client and Real-Time Data Platform. Sync/Async/RxJava/Reactive API. Extends Valkey and Redis with over 60 objects and services: Set, Multimap, SortedSet, Map, List, Queue, Deque, Semaphore, Lock, AtomicLong, Map Reduce, Bloom filter, Spring, Tomcat, Scheduler, JCache API, Hibernate, RPC, local cache..
Modern React starter kit with Bun, TypeScript, Tailwind CSS, tRPC, Stripe, and Cloudflare Workers. Production-ready monorepo for building fast web apps.
An open source cybersecurity protocol for syncing decentralized graph data.
An powerful enhanced toolkit of MyBatis for simplify development
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.
Go MySQL Driver is a MySQL driver for Go's (golang) database/sql package