1.OpenAPITools / openapi-generator
OpenAPI Generator allows generation of API client libraries (SDK generation), server stubs, documentation and configuration automatically given an OpenAPI Spec (v2, v3)
+781 stars
from 26,063 · score 6.66
Trending repositories
Ranked by Attention Score: stars gained over the last 180 complete days
15 repositories by Attention Score · May 7, 2026 – Nov 2, 2026 (UTC)
2.microcks / microcks
The open source, cloud native tool for API Mocking and Testing. Microcks is a Cloud Native Computing Foundation incubating project 🚀
+203 stars
from 1,870 · score 5.32
3.standard-webhooks / standard-webhooks
The Standard Webhooks specification
+142 stars
from 1,644 · score 4.96
4.discord-jda / JDA
Java wrapper for the popular chat & VOIP service: Discord https://discord.com
+93 stars
from 4,606 · score 4.54
5.membrane / api-gateway
API Gateway bridging modern and legacy APIs with WSDL-to-OpenAPI, SOAP-to-REST, XML, OAuth2, and GraphQL.
+67 stars
from 589 · score 4.22
6.gravitee-io / gravitee-api-management
Gravitee.io - OpenSource API Management
+62 stars
from 404 · score 4.14
7.OpenAPITools / openapi-diff
Utility for comparing two OpenAPI specifications.
+34 stars
from 1,065 · score 3.56
8.Atsumeru-xyz / Atsumeru
Free self-hosted mangas/comics/light novels media server
+21 stars
from 174 · score 3.09
9.apache / logging-flume
Apache Flume is a distributed, reliable, and available service for efficiently collecting, aggregating, and moving large amounts of log-like data
+19 stars
from 2,553 · score 3.00
10.authorjapps / zerocode
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.
+17 stars
from 999 · score 2.89
11.sashirestela / simple-openai
A Java library to use the OpenAI Api in the simplest possible way.
+12 stars
from 369 · score 2.56
12.Erudika / para
Multitenant backend server for building web and mobile apps rapidly. The backend for busy developers. (self-hosted or hosted)
+8 stars
from 566 · score 2.20
13.xnbox / DeepfakeHTTP
DeepfakeHTTP is a web server that uses HTTP dumps as a source for responses.
+5 stars
from 519 · score 1.79
14.mzivkovicdev / spring-crud-generator
Generate production-ready Spring Boot backend boilerplate from a single YAML or JSON spec.
+4 stars
from 35 · score 1.61
15.jmapper-framework / jmapper-core
Elegance, high performance and robustness all in one java bean mapper
+3 stars
from 244 · score 1.39