Repositories list

• mqtt-cloud-pubsub-connector

  Public
  Lightweight connector to bridge MQTT brokers and Google Cloud Pub/Sub

  Java

  •

  Apache License 2.0

  •99 forks•4545 stars•11 issue•55 pull requests•Updated Oct 5, 2026Oct 5, 2026

• pgadapter

  Public
  PostgreSQL wire-protocol proxy for Cloud Spanner

  googlecloudsql+ 4

  googlecloudsqlpostgresqlgoogle-cloudspannergoogle-cloud-spanner

  Java

  •

  Apache License 2.0

  •3535 forks•9494 stars•4646 issues•2424 pull requests•Updated Oct 5, 2026Oct 5, 2026

• DataflowTemplates

  Public
  Cloud Dataflow Google-provided templates for solving in-Cloud data tasks

  bigquerygoogle-cloud-storagegoogle-cloud-dataflow+ 4

  bigquerygoogle-cloud-storagegoogle-cloud-dataflowapache-beambigtablegoogle-cloud-spannerdataflow-templates

  Java

  •

  Apache License 2.0

  •1.1k1.1k forks•1.3k1.3k stars•2121 issues•115115 pull requests•Updated Oct 5, 2026Oct 5, 2026

• spring-cloud-gcp

  Public
  New home for Spring Cloud GCP development starting with version 2.0.

  Java

  •

  Apache License 2.0

  •350350 forks•555555 stars•168168 issues•117117 pull requests•Updated Oct 5, 2026Oct 5, 2026

• appengine-java-standard

  Public
  Google App Engine Standard Java runtime: Prod runtime, local devappserver, Cloud SDK Java components, GAE APIs, and GAE API emulators.

  javagoogleappengine+ 10

  javagoogleappengineserverlessservletsgoogle-cloudpaasjava8java-8appengine-java+ 3

  Java

  •

  Apache License 2.0

  •6363 forks•223223 stars•33 issues•77 pull requests•Updated Oct 5, 2026Oct 5, 2026

• bank-of-anthos

  Public
  Retail banking sample application showcasing Kubernetes and Google Cloud

  kubernetesgcpgoogle-cloud+ 4

  kubernetesgcpgoogle-cloudsample-appsamplesreference-architecturefsi

  Java

  •

  Apache License 2.0

  •888888 forks•1.5k1.5k stars•2020 issues•1919 pull requests•Updated Oct 4, 2026Oct 4, 2026

• serverless-production-readiness-java-gcp

  Public
  Java

  •

  Apache License 2.0

  •2323 forks•4141 stars•00 issues•3535 pull requests•Updated Oct 4, 2026Oct 4, 2026

• pubsub

  Public
  This repository contains open-source projects managed by the owners of Google Cloud Pub/Sub.

  Java

  •

  Apache License 2.0

  •157157 forks•271271 stars•2626 issues•4040 pull requests•Updated Oct 2, 2026Oct 2, 2026

• alloydb-java-connector

  Public
  A Java library for connecting securely to your AlloyDB instances.

  javaalloydbsocket-factory

  javaalloydbsocket-factory

  Java

  •

  Apache License 2.0

  •1111 forks•2020 stars•66 issues•1616 pull requests•Updated Oct 5, 2026Oct 5, 2026

• java-docs-samples

  Public
  Java and Kotlin Code samples used on cloud.google.com

  kotlinjavaappengine+ 7

  kotlinjavaappenginevideocdnauthsamplesvisiontranslateautoml

  Java

  •

  Apache License 2.0

  •2.9k2.9k forks•1.9k1.9k stars•2525 issues•3131 pull requests•Updated Oct 6, 2026Oct 6, 2026

• cloud-sql-jdbc-socket-factory

  Public
  A collection of Java libraries for connecting securely to Cloud SQL

  mysqljavasql-server+ 3

  mysqljavasql-serverlibrariespostgresqlcloud-sql

  Java

  •

  Apache License 2.0

  •118118 forks•255255 stars•2020 issues•2424 pull requests•Updated Oct 2, 2026Oct 2, 2026

• gcs-analytics-core

  Public
  Java

  •

  Apache License 2.0

  •1818 forks•1313 stars•33 issues•1010 pull requests•Updated Oct 2, 2026Oct 2, 2026

• jit-groups

  Public
  JIT Groups is an open source application that lets you implement secure, self-service access management for Google Cloud using groups.

  securityiamgcp+ 2

  securityiamgcpgoogle-cloudprivileged-access-management

  Java

  •

  Apache License 2.0

  •5050 forks•289289 stars•66 issues•66 pull requests•Updated Oct 5, 2026Oct 5, 2026

• terraform-pubsub-integration-java

  Public
  cft-terraform

  cft-terraform

  Java

  •

  Apache License 2.0

  •33 forks•44 stars•11 issue•2121 pull requests•Updated Sep 8, 2026Sep 8, 2026

• terraform-cloud-client-api

  Public
  Deploys an example application that uses Cloud Client APIs

  cft-terraform

  cft-terraform

  Java

  •

  Apache License 2.0

  •1313 forks•2525 stars•11 issue•2121 pull requests•Updated Sep 8, 2026Sep 8, 2026

• opentelemetry-samples

  Public
  This repository hosts OpenTelemetry Samples for Google Cloud.

  Java

  •

  Apache License 2.0

  •22 forks•55 stars•11 issue•4747 pull requests•Updated Sep 25, 2026Sep 25, 2026

• solutions-workshops

  Public
  Source code and resources for workshops created by the Google Cloud Solutions Architecture team.

  Java

  •

  Apache License 2.0

  •44 forks•77 stars•00 issues•55 pull requests•Updated Sep 2, 2026Sep 2, 2026

• reporting-api-processor

  Public
  Java

  •

  Apache License 2.0

  •22 forks•1111 stars•11 issue•1111 pull requests•Updated Sep 2, 2026Sep 2, 2026

• opentelemetry-operations-java

  Public
  Java

  •

  Apache License 2.0

  •3939 forks•7878 stars•1414 issues•2020 pull requests•Updated Aug 31, 2026Aug 31, 2026

• cloud-run-external-metrics-autoscaling

  Public
  Cloud Run External Metrics Autoscaling (CREMA) leverages KEDA to provide autoscaling for Cloud Run services and worker pools based on external metrics (such as …

  Java

  •

  Apache License 2.0

  •66 forks•5757 stars•11 issue•11 pull request•Updated Aug 26, 2026Aug 26, 2026

• cloud-build-samples

  Public
  Code snippets used in Cloud Build documentation

  samples

  samples

  Java

  •

  Apache License 2.0

  •1.2k1.2k forks•205205 stars•11 issue•1616 pull requests•Updated Aug 20, 2026Aug 20, 2026

• cloud-run-kafka-scaler

  Public archive
  Buildable container image for horizontally scaling Kafka consumers running on Cloud Run

  Java

  •

  Apache License 2.0

  •1010 forks•4545 stars•33 issues•11 pull request•Updated Aug 19, 2026Aug 19, 2026

• data-lineage-producer-java-library

  Public
  Java

  •

  Apache License 2.0

  •77 forks•66 stars•33 issues•44 pull requests•Updated Aug 26, 2026Aug 26, 2026

• google-cloud-spanner-hibernate

  Public
  The official Google Cloud Spanner Dialect for Hibernate ORM

  Java

  •

  GNU Lesser General Public License v2.1

  •4242 forks•6666 stars•1010 issues•5353 pull requests•Updated Aug 11, 2026Aug 11, 2026

• dynamodb-spanner-migration

  Public
  Java

  •

  Apache License 2.0

  •88 forks•77 stars•00 issues•11 pull request•Updated Aug 8, 2026Aug 8, 2026

• reCAPTCHA-PLD

  Public
  Java

  •

  Apache License 2.0

  •33 forks•1111 stars•11 issue•66 pull requests•Updated Aug 6, 2026Aug 6, 2026

• functions-framework-java

  Public
  FaaS (Function as a service) framework for writing portable Java functions

  javagoogle-cloudfunctions-as-a-service

  javagoogle-cloudfunctions-as-a-service

  Java

  •

  Apache License 2.0

  •6464 forks•155155 stars•1111 issues•66 pull requests•Updated Aug 5, 2026Aug 5, 2026

• appengine-plugins

  Public
  A client Java library to manage App Engine Java applications for any project that performs App Engine Java application management. For example, the Maven, Gradl…

  javaappenginegcloud+ 4

  javaappenginegcloudappengine-javagcloud-sdkappengine-sdkcloud-sdk

  Java

  •

  Apache License 2.0

  •2727 forks•4747 stars•2121 issues•66 pull requests•Updated Jul 24, 2026Jul 24, 2026

• google-cloud-eclipse

  Public
  Google Cloud Platform plugin for Eclipse

  googleeclipseeclipse-plugin+ 8

  googleeclipseeclipse-plugineclipse-idedataflowapp-enginegoogle-cloud-platformgoogle-cloud-sdkeclipse-neoneclipse-oxygen+ 1

  Java

  •

  Apache License 2.0

  •5252 forks•9090 stars•152152 issues•1010 pull requests•Updated Jul 24, 2026Jul 24, 2026

• dataflow-pubsub-dedup

  Public
  apache-beamgoogle-cloud-platformcloud-pubsub+ 1

  apache-beamgoogle-cloud-platformcloud-pubsubcloud-dataflow

  Java

  •

  Apache License 2.0

  •99 forks•1818 stars•00 issues•1212 pull requests•Updated Jul 23, 2026Jul 23, 2026