A standalone OAuth Client. Implemented with the help of Spring Boot using Nimbus OAuth 2.0 / OIDC SDK (no Spring Security OAuth client).
Supports PKCE. Can be
mvn package
Run from Maven
mvn -pl oauth-sample-client spring-boot:run -DskipTests -Dgpg.skip=true
App listens on port 8085 by default. Open:
http://localhost:8085/