LangChain4j is an idiomatic, open-source Java library for building LLM-powered applications on the JVM. It offers a unified API over popular LLM providers and vector stores, and makes implementing tool calling (including MCP support), agents and RAG easy. It integrates seamlessly with enterprise Java frameworks like Quarkus and Spring Boot.
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JanusGraph: an open-source, distributed graph database
- graph-database
- tinkerpop
- gremlin
- hbase
A graph database that supports more than 100+ billion data, high performance and scalability (Include OLTP Engine & REST-API & Backends)
- database
- graph-database
- graph
- gremlin
P6Spy is a framework that enables database data to be seamlessly intercepted and logged with no code changes to the application.
- p6spy
- java
- jdbc
- jdbc-logging
Apache TinkerPop - a graph computing framework
- tinkerpop
- gremlin
- graph
- graphdb
SirixDB is an an embeddable, bitemporal, append-only database system and event store, storing immutable lightweight snapshots. It keeps the full history of each resource. Every commit stores a space-efficient snapshot through structural sharing. It is log-structured and never overwrites data. SirixDB uses a novel page-level versioning approach.
- xquery
- java
- temporal-data
- storage
Apache OFBiz is an open source product for the automation of enterprise processes. It includes framework components and business applications for ERP, CRM, E-Business/E-Commerce, Supply Chain Management and Manufacturing Resource Planning. OFBiz provides a foundation and starting point for reliable, secure and scalable enterprise solutions.
- geospatial
- ofbiz
- web-framework
- java
zerocode-tdd is a community-developed, free, open-source, outcome-driven automated testing framework for Data Pipelines, ETL, REST API, Kafka(Data Streams), Databases and Load scenarios. all defined in simple JSON or YAML — with zero coding.
- soap
- assertions
- java
- api
eXist Native XML Database and Application Platform
- xquery
- xml
- java
- xslt
Cypher for Gremlin adds Cypher support to any Gremlin graph database.
- tinkerpop
- tinkerpop3
- gremlin
- cypher
An ORM / OGM for the TinkerPop graph stack.
- tinkerpop
- graph-database
- tinkerpop-frames
- ogm
Provides a SQL interface to your TinkerPop enabled graph db
Spring data gremlin makes it easier to implement Graph based repositories. This module extends Spring Data to allow support for potentially any Graph database that implements the Tinkerpop Blueprints 2.x API.
TinkerPop 3 implementation on Elasticsearch backend
Generate production-ready Spring Boot backend boilerplate from a single YAML or JSON spec.
Stateful actors on Apache Flink 2.x and Java 21 — durable per-key state, exactly-once messaging, Kafka and Kinesis I/O, Kubernetes-native deployment. Continues the Apache Stateful Functions programming model on the modern Flink line.
- actor-model
- apache-flink
- distributed-systems
- event-driven
Code-first ORM for Spring Boot. Zero XML, Auto DDL & Fluent Join API. Define your schema in Java and enjoy dynamic SQL power.
- code-generator
- database
- dynamic-sql
- java
No description provided by the repository host.
- neo4j
- gremlin
- tinkerpop
- graph
Vertx-MongoDB-Effect enables interaction with MongoDB in a purely functional and reactive style, seamlessly integrating with Vertx-effect. This library requires familiarity with Vertx-effect, as both frameworks share a foundational reliance on immutability and persistent data structures provided by json-values.
- functional-programming
- javascript
- json-values
- mongodb