Universal Contract Generator (UniConGen) — generate REST, gRPC, GraphQL APIs and Kafka producers/consumers from annotated Java services

api-generator contract-first grpc java kafka kafka-consumer kafka-producer library open-source open-source-project rest
4 Open Issues Need Help Last updated: Sep 5, 2025

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help wanted core discussion

Universal Contract Generator (UniConGen) — generate REST, gRPC, GraphQL APIs and Kafka producers/consumers from annotated Java services

Java
#api-generator#contract-first#grpc#java#kafka#kafka-consumer#kafka-producer#library#open-source#open-source-project#rest

AI Summary: This issue requires replacing `System.out` prints in the `Demo` class with SLF4J logging using Logback, defining appropriate logging levels for various events. It also aims to enforce SLF4J logger usage across all future project classes and optionally includes adding a `logback.xml` configuration for consistent structured logging.

Complexity: 2/5
core good first issue

Universal Contract Generator (UniConGen) — generate REST, gRPC, GraphQL APIs and Kafka producers/consumers from annotated Java services

Java
#api-generator#contract-first#grpc#java#kafka#kafka-consumer#kafka-producer#library#open-source#open-source-project#rest
Refactor: relocate Demo about 2 months ago

AI Summary: This issue requests the relocation of the `Demo` class to `core/src/main/java/ru/levitsky/unicongen/core/demo`. The purpose of this refactoring is to ensure that demonstration code is clearly separated from the core application logic and is not dispersed throughout the system.

Complexity: 1/5
refactor core good first issue

Universal Contract Generator (UniConGen) — generate REST, gRPC, GraphQL APIs and Kafka producers/consumers from annotated Java services

Java
#api-generator#contract-first#grpc#java#kafka#kafka-consumer#kafka-producer#library#open-source#open-source-project#rest

Universal Contract Generator (UniConGen) — generate REST, gRPC, GraphQL APIs and Kafka producers/consumers from annotated Java services

Java
#api-generator#contract-first#grpc#java#kafka#kafka-consumer#kafka-producer#library#open-source#open-source-project#rest