AI Agent Skills

🌌 A complete search engine and RAG pipeline in your browser, server or edge network with support for full-text, vector, and hybrid search in less than 2kb.

OrioleDB – building a modern cloud-native storage engine (... and solving some PostgreSQL wicked problems)

🎼 一款结构化的 Markdown 引擎，支持 Go 和 JavaScript。A structured Markdown engine that supports Go and JavaScript.

Synthadoc: An open-source LLM knowledge compilation engine that turns raw documents into structured, local-first wikis. A transparent, human-readable alternative to trad…

RAGFlow is a leading open-source Retrieval-Augmented Generation (RAG) engine that fuses cutting-edge RAG with Agent capabilities to create a superior context layer for L…

Free and Open Source, Distributed, RESTful Search Engine

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/

SearXNG is a free internet metasearch engine which aggregates results from various search services and databases. Users are neither tracked nor profiled.

Conductor is an event driven agentic workflow engine providing durable and highly resilient execution engine for applications and AI Agents

Production-grade Rust-native trading engine with deterministic event-driven architecture

Lean Algorithmic Trading Engine by QuantConnect (Python, C#)

Vane is an AI-powered answering engine.

Tantivy is a full-text search engine library inspired by Apache Lucene and written in Rust

🔎 Open source distributed and RESTful search engine.

Cloud-native search engine for observability. An open-source alternative to Datadog, Elasticsearch, Loki, and Tempo.

Apache DataFusion SQL Query Engine