Repository Index

Apache Camel is an open source integration framework with 350+ connectors. Write routes in Java, YAML, or XML. Run on Spring Boot, Quarkus, or standalone. Apache License 2.0.

• camel
• integration
• java
• microservices

Generate Java types from JSON or JSON Schema and annotate those types for data-binding with Jackson, Gson, etc

• java
• json-schema
• json
• jackson

Upserts, Deletes And Incremental Processing on Big Data.

• hudi
• apachehudi
• datalake
• bigdata

Apache Pinot: a real-time analytics database for low-latency SQL and vector search, serving user-facing and agent-facing applications

• java
• ai-agents
• analytics
• database

Apache Hive

• java
• hive
• database
• sql

TranslatedDataX integrated with a visual page: select a data source and generate a data synchronization task with one click. Supports data sources such as RDBMS, Hive, HBase, ClickHouse, and MongoDB, and batch creation of RDBMS data synchronization tasks. Integrates an open-source scheduling system, and supports distributed and incremental data synchronization, real-time viewing of running logs, monitoring of executor resources, KILL of running processes, encryption of data source information, and more.

Apache Kafka® running on Kubernetes

• kafka
• kubernetes
• openshift
• messaging

Automated JSON API documentation for API's built with Spring

• springfox
• java
• swagger
• oai

JanusGraph: an open-source, distributed graph database

• graph-database
• tinkerpop
• gremlin
• hbase

Main Liquibase Source

• java
• liquibase
• database-migrations
• java-library

Apache HBase

• database
• java
• hbase

Spring Data Example Projects

Translated📚 Mainstream database knowledge that backend programmers should master

• database
• sql
• nosql
• mysql

Distributed Graph Database

Apache Ignite

• distributed-sql-database
• iot
• osgi
• network-client

A scalable, distributed Time Series Database.

MapDB provides concurrent Maps, Sets and Queues backed by disk storage or off-heap-memory. It is a fast and easy to use embedded Java database engine.

OrientDB is the most versatile DBMS supporting Graph, Document, Reactive, Full-Text and Geospatial models in one Multi-Model product. OrientDB can run distributed (Multi-Master), supports SQL, ACID Transactions, Full-Text indexing and Reactive Queries.

• orientdb
• graph-database
• document-database
• dbms

cglib - Byte Code Generation Library is high level API to generate and transform Java byte code. It is used by AOP, testing, data access frameworks to generate dynamic proxy objects and intercept field access.

Java runtime metadata analysis

Pick a date or time on Android in style

• material-design
• android-library
• picker
• android

A blazingly fast multi-language serialization framework for idiomatic domain objects, schema IDL, and cross-language data exchange.

• cross-language
• fast
• jit
• multiple-language

XChange is a Java library providing a streamlined API for interacting with 60+ Bitcoin and Altcoin exchanges providing a consistent interface for trading and accessing market data.

• bitcoin

Make the model your single source of truth. Erupt is a model-driven engine for enterprise apps: UI, REST APIs, RBAC, data and AI agents are built from one model at runtime — no codegen, no frontend. Java/Kotlin on Spring Boot, Solon, Quarkus & more; SDKs for Python, Go, TypeScript and 6 other languages.

• annotation
• erupt
• low-code
• mdd