Endee.io – A high-performance vector database
https://github.com/endee-io/endee
Harness-1: Reinforcement Learning for Search Agents with State-Externalizing Harnesses
https://arxiv.org/abs/2606.02373
AI-powered job search system
https://github.com/santifer/career-ops
The fastest and the most accurate file search toolkit for AI agents
https://github.com/dmtrKovalenko/fff.nvim
Super fast clustering for high-dimensional vectors
https://github.com/cwida/SuperKMeans
A fast file search for your AI and neovim, with memory built-in
https://github.com/dmtrKovalenko/fff.nvim
Revisiting Text Ranking in Deep Research
https://github.com/ChuanMeng/text-ranking-in-deep-research
Zvec is an open-source, in-process vector database
https://github.com/alibaba/zvec
Hybrid Search Evaluation Tool
https://github.com/machinelearningZH/hybrid-search-eval
MCGI: Manifold-Consistent Graph Indexing for Billion-Scale Disk-Resident Vector Search
https://arxiv.org/abs/2601.01930v1
Curator: Efficient Vector Search with Low-Selectivity Filters
https://arxiv.org/abs/2601.01291
OceanBase seekdb - The AI-Native Search Database
https://github.com/oceanbase/seekdb
Enhancing GPU-Accelerated Vector Search in Faiss with NVIDIA cuVS
https://developer.nvidia.com/blog/enhancing-gpu-accelerated-vector-search-in-faiss-with-nvidia-cuvs/
ASearcher: An Open-Source Large-Scale Reinforcement Learning Project for Search Agents
https://github.com/inclusionAI/ASearcher
SearchLM
https://github.com/mangopy/SearchLM
Fireplexity v2 - AI search engine with web, news, and images
https://github.com/firecrawl/fireplexity
Building a web search engine from scratch in two months with 3 billion neural embeddings
https://blog.wilsonl.in/search-engine/
How Instacart Built a Modern Search Infrastructure on Postgres
https://tech.instacart.com/how-instacart-built-a-modern-search-infrastructure-on-postgres-c528fa601d54
Scira (Formerly MiniPerplx) is a minimalistic AI-powered search engine
https://github.com/zaidmukaddam/scira
ZeroSearch: Incentivize the Search Capability of LLMs without Searching
https://github.com/Alibaba-NLP/ZeroSearch