Ranked by Attention Score: stars gained over the last 30 complete days
1–100 of 1,091 by Attention Score · Oct 5, 2026 – Nov 3, 2026 (UTC)
SearXNG is a free internet metasearch engine which aggregates results from various search services and databases. Users are neither tracked nor profiled.
DuckDB is a high-performance analytical database system
[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.
mini cli search engine for your docs, knowledge bases, meeting notes, whatever. Tracking current sota approaches while being all local
For developers, who are building real-time data-driven applications, Redis is the preferred, fastest, and most feature-rich cache, data structure server, and document and vector query engine.
Object-storage native graph database with branching and typed ontology
The Prometheus monitoring system and time series database.
A SQL database in Rust: SQLite-compatible, now also speaking Postgres (experimental). The LLVM of databases.
ClickHouse® is a real-time analytics database management system
Qdrant - High-performance, massive-scale Vector Database and Vector Search Engine for the next generation of AI. Also available in the cloud https://cloud.qdrant.io/
PostgreSQL backup tool with Point-In-Time-Recovery and restore verification
Fast and lightweight DB Client made in Rust and GPUI.
Open Source alternative to Algolia + Pinecone and an Easier-to-Use alternative to ElasticSearch ⚡ 🔍 ✨ Fast, typo tolerant, in-memory fuzzy Search Engine for building delightful search experiences
Free implementation of Play Services
Mirror of the official PostgreSQL GIT repository. Note that this is just a *mirror* - we don't work with pull requests on github. To contribute, please see https://wiki.postgresql.org/wiki/Submitting_a_Patch
Free universal database tool and SQL client
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
Free and Open Source, Distributed, RESTful Search Engine
Open-source vector similarity search for Postgres
LMCache: Supercharge Your LLM with the Fastest KV Cache Layer
A lightning-fast search engine API bringing AI-powered hybrid search to your sites and applications.
Milvus is a high-performance, cloud-native vector database built for scalable vector ANN search
Development at the speed of light
Reconcile stuck AI-agent tasks after restarts and timeouts. Preview SQLite changes, close stale delivery states, and never guess success.
A flexible distributed key-value database that is optimized for caching and other realtime workloads.
Dolt – Git for Data
Developer-friendly OSS embedded retrieval library for multimodal AI. Search More; Manage Less.
Tantivy is a full-text search engine library inspired by Apache Lucene and written in Rust
Search infrastructure for AI
MariaDB server is a community developed fork of MySQL server. Started by core members of the original MySQL team, MariaDB actively works with outside developers to deliver the most featureful, stable, and sanely licensed open SQL server in the industry.
📊 Cube Core is open-source semantic layer for AI, BI and embedded analytics
A vector index built on TurboQuant, written in Rust with Python bindings
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.
A library for efficient similarity search and clustering of dense vectors.
SQL databases in Python, designed for simplicity, compatibility, and robustness.
A scalable, distributed, collaborative, document-graph database, for the realtime web
Damn Vulnerable Web Application (DVWA)
VictoriaMetrics: fast, cost-effective monitoring solution and time series database
Free and open source database client built natively for developers
A time-series database for high-performance real-time analytics packaged as a Postgres extension
Apache Doris is a real-time analytics and hybrid search database for AI agents.
Modern and easy to use database GUI & SQL client for MySQL, Postgres, SQLite, SQL Server, ClickHouse, and more. Linux, MacOS, and Windows.
🔎 Open source distributed and RESTful search engine.
A platform for community discussion. Free, open, simple.
Distributed reliable key-value store for the most critical data of a distributed system
Database governance built for humans and agents — controlling changes and access across every major database.
Official repository of Trino, the distributed SQL query engine for big data, formerly known as PrestoSQL (https://trino.io)
Shared data types for building collaborative software
Official successor to conduwuit
The lightweight, fault-tolerant database built on SQLite. Designed to keep your data highly available with minimal effort.
Neon: Serverless Postgres. We separated storage and compute to offer autoscaling, code-like database branching, and scale to zero.
Streaming replication for SQLite.
A lightweight, lightning-fast, in-process vector database
Embeddable Postgres with real-time, reactive bindings.
One Postgres for your application data, full-text search, vector retrieval, and aggregations. Home of the pg_search extension.
A database migration tool. Supports SQL migrations and Go functions.
Chat with your database or your datalake (SQL, CSV, parquet). PandasAI makes data analysis conversational using LLMs and RAG.
A modern replacement for Redis and Memcached
A self hosted media tracker.
🧰 The Rust SQL Toolkit. An async, pure Rust SQL crate featuring compile-time checked queries without a DSL. Supports PostgreSQL, MySQL, and SQLite.
TiDB is built for agentic workloads that grow unpredictably, with ACID guarantees and native support for transactions, analytics, and vector search. No data silos. No noisy neighbors. No infrastructure ceiling.
Official home of the DB Browser for SQLite (DB4S) project. Previously known as "SQLite Database Browser" and "Database Browser for SQLite". Website at:
🚀 A real-time monitoring dashboard for Claude Code & Codex, built with SQLite3, Node.js, Express, React, Vite, TailwindCSS, & WebSockets. It tracks sessions, agent activity, tool usage, and subagent orchestration, providing live analytics, a Kanban status board, status notifications, a cute buddy, & an interactive web UI/MacOS/Windows native app.
An open-source engine that turns continuous content streams into search and monitoring. Durable ingestion, hybrid search, alerts, and plugins for formats, models and business rules.
The best way to start a full-stack, typesafe Next.js app
A library that provides an embeddable, persistent key-value store for fast storage.
Chat2DB is a free, cross-platform, local-first database client and SQL workspace for developers, DBAs, analysts, and data teams. Connect to 40+ databases, manage data, edit and run SQL, and use your own AI model to generate, explain, and optimize queries. Available on desktop, web, Docker, and CLI, with MCP support.
QuestDB is a high performance, open-source, time-series database
FoundationDB - the open source, distributed, transactional key-value store
A simple wake on lan web app written with SvelteKit, Go and PocketBase.
LadybugDB a graph database
💡 All-in-one AI framework for semantic search, LLM orchestration and language model workflows
Open-source ETL/ELT you deploy on your own servers or cloud. Built on DuckDB: no-code/low-code visual pipelines or SQL, 385 components, dbt, CDC, data quality, reverse ETL, lineage, MCP for AI agents. No vendor cloud, no per-row billing.
🚀 A lightweight, framework-agnostic database migration tool.
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.
🚀🚀🚀A faster, better and more stable Redis desktop manager [GUI client], compatible with Linux, Windows, Mac.
The world's fastest open query engine for sub-second analytics both on and off the data lakehouse. With the flexibility to support nearly any scenario, StarRocks provides best-in-class performance for multi-dimensional analytics, real-time analytics, and ad-hoc queries. A Linux Foundation project.
Cloud-native OSS search engine for observability
The MongoDB Database
Open Source Point of Sale is a web based point of sale application written in PHP using CodeIgniter framework. It uses MySQL as the data back end and has a Bootstrap 3 based user interface. If you like this project, please give it a star! Doing so helps maintain Popular OSS status for the project.
A type-safe TypeScript SQL query builder
YugabyteDB - the cloud native distributed SQL database for mission-critical applications.
CockroachDB — the cloud native, distributed SQL database designed for high availability, effortless scale, and control over data placement.
OceanBase is the unified distributed database for the AI era — open-source, multi-model, one engine for your most demanding workloads.
The Prisma ORM: write your application in TypeScript with human-readable queries instead of SQL. Host your database on Prisma Postgres and your app on Prisma Compute.
libSQL is a fork of SQLite that is both Open Source, and Open Contributions.
Open source, self-hostable watched list for all your content (movies, tv series, anime, games) with user authentication, modern and clean UI and a very simple setup.
LevelDB is a fast key-value storage library written at Google that provides an ordered mapping from string keys to string values.
MySQL Server, the world's most popular open source database, and MySQL Cluster, a real-time, open source transactional database.
Flyway by Redgate • Database Migrations Made Easy.
Database migrations. CLI and Golang library.
A distributed, fast open-source graph database featuring horizontal scalability and high availability
Portabase - Database backup & restore tool for PostgreSQL, MySQL, MsSQL, MariaDB, Firebird SQL, SQLite, MongoDB, Redis, Files and Docker Volume