Search and filter curated AI tools. Find the right tool for your task.
Vald is an open-source distributed vector database. High-dimensional approximate nearest neighbor search. Horizontally scalable. Python and Go clients. Japanese origin, growing adoption.
Zilliz Cloud is a managed Milvus service. Auto-scaling and multi-region replication. No infrastructure management. Pay-per-use pricing. Founded by Milvus creators.
GraphX is Spark's graph processing library. Parallelize graph algorithms across clusters. Pregel abstraction for iterative computation. Works with Parquet and other Spark sources. Free to use. Scales to petabyte graphs.
ArangoDB combines document, key-value, and graph models in one database. Single query language (AQL) for all models. ACID transactions with multi-document support. High availability cluster. Used by Airbnb for recommendations.
Blazegraph is an RDF database supporting SPARQL queries. Named graphs for data organization. Inference over OWL ontologies. Full-text indexing. Open-source origins, now maintained by Blazegraph team.
Cayley is an open-source graph database written in Go. Support for RDF quads. Gizmo query language. Multiple backends: memory, LevelDB, SQL. Designed for large semantic datasets. Google-backed origins.
Cypher is a declarative query language for property graphs. Pattern matching syntax. Create, read, update, delete operations. JOINs via relationships. Standard adopted by TigerGraph and Memgraph.
DBpedia extracts structured data from Wikipedia into RDF. 500M+ facts extracted. SPARQL endpoint for querying. Links to other knowledge bases. Openly licensed data. Community-driven.
Freebase is a large collaborative knowledge base. Now part of Google Knowledge Graph. CC licensed, freely available for download. Groundtruth for knowledge graph research. 43M+ entities extracted.
Apache Giraph processes large graphs on Hadoop clusters. Bulk Synchronous Parallel (BSP) model. Gimel connectors to data sources. Iterative graph algorithms. Used by Facebook and Yahoo.
Google Knowledge Graph powers search results and Q&A. Structured facts about entities. Reasoning and inference over relationships. Proprietary. Used by Google Search and Google Assistant.
GQL is a standardized graph query language (ISO/IEC 39075). Successor to Cypher. Multi-vendor support planned. Early adoption by industry players. Will unify graph query ecosystem.
GraphCircuit DB is a leading property graph database. Nodes, relationships, properties form a semantic model. Query language for pattern matching. Stored procedure library adds 450+ built-in functions. High availability cluster ensures uptime. Used by enterprises for knowledge graphs and relationship analysis.
Apollo Client, Relay, and Hasura provide GraphQL tooling. Schema stitching and federation. Caching strategies for performance. Widely adopted for modern APIs. Mature ecosystem.
GraphQL is a query language for APIs. Apollo Federation combines multiple graphs. Subgraphs managed independently. Entity references across graphs. Standard for modern API design.
Memgraph is an in-memory graph database with millisecond query latency. Full ACID transactions. High availability via replication. Bolt protocol compatible with Neo4j tools. Enterprise version adds monitoring and backups.
NetworkX is a Python library for complex network analysis. Build, analyze, visualize graphs. 100+ algorithms (shortest path, centrality, community detection). Integration with Matplotlib for drawing. Research standard.
RDFox is a semantic RDF database engineered for complex inference and reasoning over linked data. The database supports OWL ontologies and performs graph-based queries to find transitive relationships and derived facts. RDF triples are stored with optimized indexing for fast materialization of inferred knowledge. Enterprise support and deployment options available for regulated industries. Used in bioinformatics, pharmaceutical research, and enterprise knowledge graphs.
RedisGraph adds graph database capabilities to Redis. Fast in-memory processing. Cypher queries. Sub-millisecond results. Ideal for real-time recommendations. Open-source module.
Stardog is an enterprise knowledge graph platform. SPARQL and property path queries. Machine learning integration. Enterprise support and uptime SLAs. Used by pharmaceutical and financial firms.
