OpenAPI Generator allows generation of API client libraries (SDK generation), server stubs, documentation and configuration automatically given an OpenAPI Spec (v2, v3)
- rest-api
- rest-client
- sdk
- generator
Repository Index
47,133 repositories indexed
1–24 of 26 · Most stars
:fire: Seata is an easy-to-use, high-performance, open source distributed transaction solution.
- tcc
- saga
- xa
- at
Activiti is a light-weight workflow and Business Process Management (BPM) Platform targeted at business people, developers and system admins. Its core is a super-fast and rock-solid BPMN 2 process engine for Java. It's open-source and distributed under the Apache license. Activiti runs in any Java application, on a server, on a cluster or in the cloud. It integrates perfectly with Spring, it is extremely lightweight and based on simple concepts.
Feign makes writing java http clients easier
- java
- http-client
- jax-rs
- okhttp3
Library for OpenAPI 3 with spring-boot
- openapi3
- spring-boot
- springdoc-openapi
- swagger-ui
A fast, lightweight and more productive microservices framework
An extremely easy way to perform background processing in Java. Backed by persistent storage. Open and free for commercial use.
- java-8
- background-jobs
- parallel-processing
- scheduling
Open-source framework for native apps from one Java codebase, with a custom-rendered UI you control across iOS, Android, desktop, web, and watches.
- cross-platform
- java
- kotlin
- android
The Standard Webhooks specification
a Business Process Management (BPM) Suite
- jbpm
- bpm
- bpmn
- business-process
🦎 A lightweight, streaming-native, multi-protocol gateway for AI, APIs, and real-time data. Route LLM requests across providers, govern MCP tools, and connect Kafka, MQTT, and HTTP through one high-performance engine with shared security and observability.
(Official) The DSpace digital asset management system that powers your Institutional Repository
- dspace
- repository
- java
- open-access
Utility for comparing two OpenAPI specifications.
Fast, lightweight, and RFC 4180 compliant CSV library for Java. Zero dependencies, ~90 KiB. Trusted by Apache NiFi, JUnit, and Neo4j.
- csv
- java
- csv-parser
- csv-reader
API Gateway bridging modern and legacy APIs with WSDL-to-OpenAPI, SOAP-to-REST, XML, OAuth2, and GraphQL.
Gravitee.io - OpenSource API Management
- api
- api-management
- gateway
- java
OpenDJ is an open-source LDAP directory server written in Java. It provides robust, scalable, and secure directory services for identity management, access control, and authentication in enterprise environments. OpenDJ supports LDAPv3 standard, replication, REST APIs, and high-performance
- ldap-server
- ldap
- opendj
- rest
An open source, a high-performance hybrid integration platform that allows developers quick integration with any application, data, or system.
- integration
- middleware
- wso2
- esb
The LinuxForHealth FHIR® Server and related projects
- fhir
- liberty
- open-liberty
- jax-rs
A customizable style validator to make sure your OpenAPI spec follows your organization's standards.
- swagger
- swagger-spec
- swagger-api
- openapi-spec
OpenIG is an open-source identity gateway (reverse-proxy) that secures, routes, and manages web traffic. It enables authentication, access control, and integration with identity providers, delivering single sign-on and API security for web and cloud applications.
- sso
- reverse-proxy
- rewrite
- openam
CSV/Tab Delimited and Fixed Length Parser and Writer
- csv-parser
- csv
- java
Log4j, Knockout.js, WebSockets and Play! Log4Play is a module that provides a log4j appender which publishes log entries to an EventStream. The module also provides an user interface which uses a WebSocket creating a live stream of log messages. You can use this user interface to look at the logs of your application without needing to login to the actual box.
A Vert.x Verticle intended to deploy verticles and their dependent verticles
- vertx
- reactive