redis / redis
In-memory data structure store used as a cache, database, message broker, and vector/document query engine.
redis / redis
VectifyAI / PageIndex
Python library and SDK that builds a hierarchical tree index of documents so an LLM can reason through it for retrieval, without vector databases or chunking.
ModernRelay / omnigraph
Object-storage native graph database with git-style branching, a typed ontology, and hybrid graph, vector, and full-text retrieval over Lance files.
elastic / elasticsearch
Free and open source distributed RESTful search and analytics engine built on Apache Lucene.
lionsoul2014 / ip2region
Offline IP-to-region lookup library and data management framework supporting IPv4 and IPv6 with xdb query clients.
apache / spark
Unified analytics engine for large-scale data processing with APIs in Scala, Java, Python, and R.
seaweedfs / seaweedfs
Distributed file and object storage system that serves S3, POSIX file system, and Iceberg/Lance table access from one Go binary.