Open source. Open possibilities.

ParadeDB is a Postgres extension that integrates full-text search, vector retrieval, and analytics into a single database.

LEANN is a lightweight vector database designed for personal RAG applications, reducing storage requirements by up to 97% through graph-based selective recomputation.

FiftyOne is an open-source tool for building high-quality datasets and computer vision models. It enables users to visualize, label, evaluate, and curate visual AI data.

Open source AI platform providing a feature-rich chat interface for any LLM. Includes agentic RAG, deep research, custom agents, web search, code execution, and 50+ data connectors. Deployable via Docker, Kubernetes, or a single command.

Open Kioku is a local repository intelligence tool for AI coding agents. It indexes codebases locally to provide context, generate bounded edit plans, and verify actual diffs against those plans.

Redis is an open-source in-memory data structure server used as a cache, NoSQL database, message broker, search and vector query engine. The README covers key use cases, data types, client libraries, quick start, and source build instructions.

Typesense is a fast, typo-tolerant, in-memory fuzzy search engine designed as an open-source alternative to Algolia and a simpler alternative to Elasticsearch.

Resume Matcher is an open-source AI tool that tailors resumes and cover letters for job applications using 100+ LLMs, with local or cloud options, templates, and multi-language support.

Dragonfly is an in-memory data store presented as a modern Redis and Memcached replacement. It aims for API compatibility, high throughput, lower resource use, and features such as a shared-nothing architecture, adaptive caching, and fork-less snapshots.

An all-in-one AI framework for semantic search, LLM orchestration, and language model workflows.

Milvus is a high-performance, cloud-native vector database designed for scalable approximate nearest neighbor (ANN) search, powering AI applications with unstructured data.

Databend is an open-source enterprise data warehouse built in Rust, featuring large-scale analytics, vector search, full-text search, and secure Python UDF sandboxes designed for AI workloads and data agents.

A lightning-fast search engine API providing AI-powered hybrid search, typo tolerance, and search-as-you-type capabilities for websites and applications.

Qdrant is a high-performance vector similarity search engine and database written in Rust, designed for AI applications requiring semantic search and large-scale vector management.