Repositories list

• backstage-plugin-api-linter

  Public
  API Linter is a quality assurance tool that checks the compliance of API's specifications to Zalando's API rules.

  TypeScript

  •

  MIT License

  •3•15•3•2•Updated Nov 4, 2025Nov 4, 2025

• skipper

  Public

  zalando/skipper’s past year of commit activity
  An HTTP router and reverse proxy for service composition, including use cases like Kubernetes Ingress

  gokubernetescloud+ 10routerproxyhttp-proxyetcdingress-controllerkubernetes-ingresseskip+ 3

  Go

  •

  Other

  •373•3.2k•267•55•Updated Nov 4, 2025Nov 4, 2025

• gin-oauth2

  Public
  Middleware for Gin Framework users who also want to use OAuth2

  oauth2authenticationauthorization+ 2gingin-middleware

  Go

  •

  MIT License

  •72•609•9•4•Updated Nov 3, 2025Nov 3, 2025

• restful-api-guidelines

  Public

  zalando/restful-api-guidelines’s past year of commit activity
  A model set of guidelines for RESTful APIs and Events, created by Zalando

  apidocumentationrest-api+ 4restfulguidelineszalandorestful-api

  CSS

  •

  Creative Commons Attribution 4.0 International

  •432•3.1k•14•4•Updated Oct 29, 2025Oct 29, 2025

• postgres-operator

  Public

  zalando/postgres-operator’s past year of commit activity
  Postgres operator creates and manages PostgreSQL clusters running in Kubernetes

  kubernetesgolangpostgres+ 7clusterpostgresqldatabase-as-a-serviceoperatordata-infrastructuremanaged-servicespostgres-operator

  Go

  •

  MIT License

  •1k•4.9k•452•80•Updated Oct 27, 2025Oct 27, 2025

• spring-cloud-config-aws-kms

  Public
  Spring Cloud AWS add-on that provides encryption via AWS KMS

  javaawscloud+ 7springspring-bootaws-kmsspring-cloudspring-boot-starterspring-cloud-awsspring-boot-3

  Java

  •

  Apache License 2.0

  •36•108•0•9•Updated Oct 24, 2025Oct 24, 2025

• logbook

  Public
  An extensible Java library for HTTP request and response logging

  javaspring-bootmonitoring+ 11loggerlogbooklogginglogsspring-boot-starterclient-sideserver-side+ 4

  Java

  •

  MIT License

  •271•2k•22•17•Updated Oct 24, 2025Oct 24, 2025

• go-keyring

  Public
  Cross-platform keyring interface for Go

  golangauthenticationutilities+ 3secretdbuskeyring

  Go

  •

  MIT License

  •100•1.1k•22•5•Updated Oct 23, 2025Oct 23, 2025

• public-presentations

  Public
  List of public talks by Zalando Tech: meetup presentations, recorded conference talks, slides

  59•192•12•0•Updated Oct 21, 2025Oct 21, 2025

• spilo

  Public
  Highly available elephant herd: HA PostgreSQL cluster using Docker

  pythondockerdocker-image+ 4postgresqlhigh-availabilitypatronidata-infrastructure

  Python

  •

  Apache License 2.0

  •445•1.7k•106•34•Updated Oct 19, 2025Oct 19, 2025

• riptide

  Public

  zalando/riptide’s past year of commit activity
  Client-side response routing for Spring

  javahttpmicroservices+ 9webspringasyncroutingspring-boot-starterclient-sideresilience+ 2

  Java

  •

  MIT License

  •75•325•14•10•Updated Oct 15, 2025Oct 15, 2025

• problem

  Public
  A Java library that implements application/problem+json

  javajsonmicroservices+ 4exceptionerrorproblemrfc7807

  Java

  •

  MIT License

  •92•928•9•11•Updated Oct 3, 2025Oct 3, 2025

• intellij-swagger

  Public

  zalando/intellij-swagger’s past year of commit activity
  A plugin to help you easily edit Swagger and OpenAPI specification files inside IntelliJ IDEA

  javautilitiesintellij+ 3swaggeropenapiswagger-plugin

  Java

  •

  MIT License

  •76•1.2k•39•6•Updated Sep 30, 2025Sep 30, 2025

• otelcol-lightstep-receiver

  Public
  Go

  •

  MIT License

  •2•8•1•1•Updated Sep 29, 2025Sep 29, 2025

• rds-health

  Public
  discover anomalies, performance issues and optimization within AWS RDS

  health-checkaws-rdsaws-rds-postgres+ 2aws-rds-auroracloud-observability

  Go

  •

  MIT License

  •5•37•6•0•Updated Aug 20, 2025Aug 20, 2025

• sans

  Public
  Zalando Sans – Zalando's open source variable brand font family

  fonttypographysans-serif

  Python

  •

  SIL Open Font License 1.1

  •0•32•6•0•Updated Jul 25, 2025Jul 25, 2025

• zally

  Public
  A minimalistic, simple-to-use API linter

  kotlinapigolang+ 8spring-bootapi-managementlinterswaggeropenapihacktoberfestapi-linter+ 1

  Kotlin

  •

  MIT License

  •152•942•73•6•Updated Jul 4, 2025Jul 4, 2025

• problem-spring-web

  Public
  A library for handling Problems in Spring Web MVC

  javajsonweb+ 7springspring-bootmicroserviceexceptionerrorproblemrfc7807

  Java

  •

  MIT License

  •129•1.1k•32•18•Updated Jun 30, 2025Jun 30, 2025

• faux-pas

  Public
  A library that simplifies error handling for Functional Programming in Java

  javamonitoringfunctional-programming+ 3error-handlingexception-handlingcompletable-future

  Java

  •

  MIT License

  •12•140•0•10•Updated Jun 30, 2025Jun 30, 2025

• jackson-datatype-money

  Public
  Extension module to properly support datatypes of javax.money

  javamoneyjson+ 4microservicescurrencyjacksonmonetary

  Java

  •

  MIT License

  •46•262•1•10•Updated Jun 27, 2025Jun 27, 2025

• opentracing-toolbox

  Public

  zalando/opentracing-toolbox’s past year of commit activity
  Best-of-breed OpenTracing utilities, instrumentations and extensions

  javahttpmonitoring+ 4tracingspring-boot-starterplugin-extensionhttp-headers

  Java

  •

  MIT License

  •45•179•2•11•Updated Jun 25, 2025Jun 25, 2025

• tech-radar

  Public
  Visualizing our technology choices

  documentation

  MIT License

  •695•1.8k•6•3•Updated May 30, 2025May 30, 2025

• zalando.github.io

  Public
  Open Source Documentation and guidelines for Zalando developers

  documentation

  HTML

  •

  MIT License

  •38•102•2•0•Updated Feb 13, 2025Feb 13, 2025

• hotvect

  Public
  A feature engineering and serving library

  Java

  •

  Apache License 2.0

  •2•0•0•0•Updated Dec 8, 2024Dec 8, 2024

• zappr

  Public archive
  An agent that enforces guidelines for your GitHub repositories

  githubagentintegration+ 3repositoryguidelinesdeveloper-infrastructure

  JavaScript

  •

  Other

  •61•541•26•37•Updated Aug 27, 2024Aug 27, 2024

• zmon

  Public

  zalando/zmon’s past year of commit activity
  Real-time monitoring of critical metrics & KPIs via elegant dashboards, Grafana3 visualizations & more

  monitoringmetrics

  Shell

  •

  Other

  •47•358•6•2•Updated Jun 28, 2024Jun 28, 2024

• nakadi

  Public archive
  A distributed event bus that implements a RESTful API abstraction on top of Kafka-like queues

  javamicroserviceskafka+ 6restfulpostgresqlapisjava-8event-busdata-infrastructure

  Java

  •

  MIT License

  •294•964•36•10•Updated Apr 11, 2024Apr 11, 2024

• beard

  Public archive
  A lightweight, logicless templating engine, written in Scala and inspired by Mustache

  web

  Scala

  •

  Other

  •28•120•0•0•Updated Nov 13, 2023Nov 13, 2023

• expan

  Public
  Open-source Python library for statistical analysis of randomised control trials (A/B tests)

  pythonstatisticsstatistical-analysis+ 5experimentationab-testingabtestingcausal-inferenceabtest

  Python

  •

  MIT License

  •49•342•27•3•Updated Apr 11, 2023Apr 11, 2023

• pg_view

  Public

  zalando/pg_view’s past year of commit activity
  Get a detailed, real-time view of your PostgreSQL database and system metrics

  monitoring

  Python

  •

  Other

  •50•502•23•5•Updated Mar 25, 2023Mar 25, 2023