UK Public Sector Code by Organisation

GOV.UK Frontend contains the code you need to start building a user interface for government platforms and services.

Publishes government content on GOV.UK

An autocomplete component, built to be accessible.

One place for service teams to find styles, components and patterns for designing government services.

Rapidly create HTML prototypes of GOV.UK services

This is the code base for the UK Government's e-petitions service (https://petition.parliament.uk)

HTTP router in front of GOV.UK to proxy to backend servers on a single domain.

This repository contains all the code and infrastructure to run the GOV.UK Platform. See https://github.com/alphagov/govuk-helm-charts for application config. Issues created in this repository are for all of GOV.UK Platform Engineering (not just infrastructure)..

The list of APIs in Government

Serves smart answers on GOV.UK

Learn more about the Web Content Accessibility Guidelines

📖 Tech docs for everyone working on GOV.UK

How we build and operate products at GDS

Markdown extension library for Government editors

GOV.UK development environment using Docker 🐳

Single sign-on service for GOV.UK

A topic modelling Python package for analysing one-to-many question-answer data.

A gem to document and distribute frontend components for GOV.UK applications

A template for building technical documentation with a GOV.UK style

GOV.UK staff use this repository as a forum to discuss and make technical decisions

UK legal API for AI agents and researchers.

GOV.UK Notify API

We want every form on GOV.UK to be accessible, easy to use and quick to process.

Serves most frontend pages for www.gov.uk

A terraform provider for Concourse

The Payments Public API in Java (Dropwizard)

Publishes mainstream content on GOV.UK

API to publish content on GOV.UK

GOV.UK Notify frontend application

Search API for GOV.UK

Serves GOV.UK navigation pages, browse, topic, step-by-steps & services and information pages.

Technical documentation for GOV.UK Frontend

Transcription and minuting of meetings in the public sector.

Collaboration space for working on data standards and guidance for the DSA

MCP implementation of parliamentary APIs, including Hansard and Members APIs

API for content on GOV.UK

Slack bot that publishes a team's pull requests to their Slack channel

Chrome and Firefox extension for developers working on GOV.UK.

Payments Team Self Service

Manages local links from local authorities on GOV.UK

Serves finder and search pages for GOV.UK

OmniAuth adapter to allow apps to sign in via GOV.UK signon

Python client for the GOV.UK Notify API

.NET client for the GOV.UK Notify API

Helm charts for the GOV.UK website and publishing platform (content management system). Cluster turnup automation is in https://github.com/alphagov/govuk-infrastructure.

Internal dashboard summarising the release pipeline for components of the GOV.UK web content management system.

Data warehouse that stores content and content metrics to help content owners measure and improve content on GOV.UK

This repo contains the tech docs for data.gov.uk

A set of API adapters to work with the GOV.UK APIs

Part of alphagov/tech-docs-template (issues 👉https://github.com/alphagov/tech-docs-template/issues)

Repository for the GOV.UK Forms admin application

[Deprecated] Styles, scripts and templates for building GOV.UK backend admin apps

Sends email alerts to the public for GOV.UK

Node client for the GOV.UK Notify API

Beta version of Find Data

Serves contact pages on GOV.UK

A web application that provides a LLM powered chat experience based on GOV.UK content.

Gem to distribute the tech docs project

Technical documentation for teams integrating with GOV.UK One Login

Technical documentation for GOV.UK Pay

Managing redirects for sites moving to GOV.UK.

Shared code between GOV.UK Notify applications

Tool to request, approve and create short URL redirects on GOV.UK

A metadata model for describing data assets for exchanging between UK government organisations.

Library to provide some generic ui components, pages and themes to be used across GOV.UK applications.

GOV.UK Pay Admin Console Users service

Forms to raise Zendesk tickets to be used by Government personnel on GOV.UK

GOV.UK content data and cloud infrastructure for the GovSearch app.

"Find My Nearest" API and management tools on GOV.UK

Payments Frontend application in NodeJS

A concourse resource for creating and updating Grafana annotations, now maintained by GOV.UK Pay

Publishes specialist documents on GOV.UK

Publishes the Service Manual on GOV.UK

CKAN extension for data.gov.uk

Prototypes from the GOV.UK Forms team in the Government Digital Service.

Planning Drawing Validator automatically classifies and validates planning application drawings (floor plans, elevations, site plans, etc.) against UK planning requirements using Vision Language Models.

The GOV.UK One Login app for Android.

Internal administrative tools service for GOV.UK Pay products.

Manages uploaded assets (images, PDFs etc.) for applications on GOV.UK

Gem to configure GOV.UK Ruby applications

RuboCop style rules for GOV.UK's Ruby projects

PHP client for the GOV.UK Notify API

Ruby client for the GOV.UK Notify API

The product page for GOV.UK Forms

GOV.UK Android mobile app

GOV.UK Pay Card Type Identification Service

GOV.UK Emergency Alerts API

Explore data about GOV.UK content

Stylelint configuration for SCSS and CSS projects

This is a working repo for the GOV.UK Design Guide

Bulk merge PRs from the command line

The One Login app for iOS.

pay apps user interface app

National Data Library

Publishes step by steps, /browse pages, and legacy /topic pages on GOV.UK

GOV.UK Emergency Alerts web application

Java client for the GOV.UK Notify API

Documentations for Notify

Infrastructure as Code for Dynatrace Configuration

A header for services using GOV.UK One Login

GOV.UK One Login examples

Publishes foreign travel advice on GOV.UK

Publishes manuals on GOV.UK

Support for translation workflow in rails applications

An interface between GOV.UK's frontend applications and external APIs involved in location based services.

Run AI agents safely in a MicroVM with sbx

IPV Core backend service

Self service administration tool for service teams to configure their GOV.UK One Login OpenID Connect clients so that they can build and test their integrations

Checks links on GOV.UK

API for processing GOV.UK named requests and anonymous feedback

Data Community Technical Documentation

API and synchronisation worker for general site search on GOV.UK

Documentation for the GOV.UK Content API.

Tool to tag content and manage the taxonomy on GOV.UK

Serves email alert signup pages on GOV.UK

An account for GOV.UK

Technical Documentation for GOV.UK Notify

Cloud Maturity Model and Assessment tool.

Vocabulary and schemas for digital identity

GOV.UK One Login product pages

A Gradle module which implements OpenID Connect to return an access token for Android.

Provide aggregate reporting on payment events

Payments Public API Authentication Service

GOV.UK Pay product page

Documentation for the design system team – what we do, how we work, etc.

Functional tests for GOV.UK Notify

API for HMRC to publish manuals to GOV.UK

A small rails app for previewing the GOV.UK Markdown variant Govspeak

Allows authorised users to access the GOV.UK draft stack

Homebrew tap for internal GDS command-line tools

Alphagov organisation health files

JavaScript event to convert pasted HTML into govspeak

Prototype / Proof of concept for Unified Notification Service project

Documentation website for credential issuers integrating with GOV.UK Wallet

support for API calls including certificate pinning to AWS and setting user agent

secure storage of data, optionally protected by the user’s biometrics & passcode

Concourse deployment pipelines for GOV.UK Pay

Reusable js scripts for GOV.UK Pay Node.js projects

Handles traffic for sites that have transitioned to GOV.UK

Admin for GOV.UK search

Generates URLs for GOV.UK services based on environment

Message queue consumer that triggers email alerts for GOV.UK

A thin layer around https://github.com/bethesque/pact_broker for running on GOV.UK infrastructure

Repository to hold GA4 dataform processing

"Document supertypes" for GOV.UK

Backend code for the Account Management Application

Performance Testing for Digital Identity

Log fire-and-forget events for analytics purposes for Android

Downloadable simulator tool for GOV.UK One Login to allow service teams to develop and test their integration locally

GOV.UK Pay microservice for sending events to callback URLs configured by partner services

Dynamic Apps integrating with GOV.UK Pay

Helm charts for the data.gov.uk website.

Gem to work with the GOV.UK content schemas

GitHub Action for auto-merging Dependabot PRs as per RFC-156

Authentication provider for GOVUK App.

Federated Logic and Events eXchange System

GOV.UK iOS mobile app

Digital identity dev platform demo SAM project

Digital Identity Auditing Services

IPV Core frontend web app

Acceptance tests for the Digital Identity Authentication product

Address Collector API

Address Credential Issuer frontend

The infra shared by the team manual and the external docs

Log fire-and-forget events for analytics purposes

A pkl module defining the schema of concourse pipelines

GOV.UK Fastly CDN Configuration

GOV.UK Notify letter PDF and PNG handling service

Gem to provide common config for Sidekiq in GOV.UK applications

This repository contains the end-to-end (E2E) test suite for the GOV.UK platform.

Site for the GOV.UK Prototype Kit

Contains static configuration for GOV.UK mobile app backends

GOV.UK Notify Document Download frontend user application

Document Download API

GOV.UK Notify Anti-Virus application

OCI container images for building and running production Ruby applications on Kubernetes.

GCP mirror of some GOV.UK AWS S3 buckets

Plugin for GOV.UK Prototype Kit containing common service templates

AIDR platform team core infrastructure

Display screen for GOV.UK search & content

The end to end tests for GOV.UK Forms

Home for materials and resources relating to the Data Sharing Risk Framework (DSRF) - a methodology to enable collaborative, responsible data exploitation through structured management of the risks of data-sharing.

This Terraform module exports Azure cost-related data and forwards to AWS S3

Python package for app deployment by the gds-idea unit

Reusable scripts and pipelines for building, testing and reporting on Android repositories.

Shared Agent Skill configuration and assets.

A service that maintains and provides the intervention status of One Login accounts

A Swift Package which implements OpenID Connect to return an access token.

API for the IPV Knowledge Based Verification Credential Issuer

DI IPV Credential Issuer Common Lambdas

The GOV.UK Prototype Kit integrated with GOV.UK One Login

CRI common libraries

Message provider lambda to feed Amazon SQS with any number of messages from a simple CSV file backed by Amazon S3.

A place to try things out for data.gov.uk

A simple Go program used by GOV.UK to populate mirrors hosted by AWS S3 and GCP Storage

Tools to evaluate GOV.UK Chat

A gem to hold shared code which other GOV.UK apps will use to implement accounts-related functionality.

Like logstasher, but for rack apps.

Canonicalise URLs

Terraform deployments for GCP data projects. Terraform Cloud Workspaces are configured in https://github.com/alphagov/govuk-infrastructure

Functional tests for GOV.UK Emergency Alerts

Checks publicly hosted asset files against a known baseline and notifies the appropriate team if attention is required

GDS internal system for managing the accessibility testing of public sector websites.

A visual editor for Govspeak built using ProseMirror

Step by step pattern - extension for the GOV.UK Prototype Kit

Reusable terraform modules for the Engineering Access solution

Scripts to check GOV.UK dependencies (for Dependabot management)

Core github actions for projects across i-dot-ai workspace

Auto-generated OpenCode config for LiteLLM proxy - maps model capabilities from models.dev

windows claude code setup script

Architecture documentation for FLEX. Others will be added later.

A web app to let registrars apply for a gov.uk domain

Automated GIthub PR reviewer

Terraform module for shipping AWS FOCUS cost exports to GDS

Unified authentication and authorisation guard for the gds-idea web apps.

Upload action for Fargate containers

V1 iteration of the passport cri frontend. This is to align with other CRIs

V1 iteration of the passport cri backend. This is to align with other CRIs

Stub repository for account management

Account Components - making common journeys resuable across Account Pod

Schemas and Tools for defining and working with Automated Quality Gates

Frontend for the Knowledge Based Verification Credential Issuer

OAuth Token Generator for use with HMRC APIs

Repo to hold npm packages used over multi repos

Common frontend components for Credential Issuers

iOS Design System

A networking layer - including basic error handling and certificate pinning to AWS.

Advanced implementation of the Coordinator pattern for UIKit on iOS.

The Payments Connector in Java (Dropwizard)

Concourse cron resource

pay reusable java artifacts

Node.js library for metric instrumentation in GOV.UK Pay

Smoke tests for GOV.UK Pay

Infrastructure-as-code for the GOV.UK Pay GitHub organisation

GOV.UK Pay Java Lambdas

A generic WAF proxy layer

Gem to help with A/B testing on the GOV.UK platform

Gem for centralised banner handling

Fact Check Manager is a new application in development designed to handle fact checking requests for Publisher and other applications in GOV.UK.

Run Notify locally

GOV.UK test dependencies & configuration

A gem for consuming messages from RabbitMQ

:partly_sunny: An interface for requesting AWS accounts

A Ruby Gem to highlight additions, deletions and character level changes while preserving original HTML.

Datagovuk MCP Prototype

Google Dataform workflow settings and pipeline definitions for GOV.UK Search

Used by concourse's pool-resource to keep pipeline locks

To deploy GOV.UK Forms to AWS

An alignment auditing agent capable of quickly exploring alignment hypothesis, specialised towards education

The Ed-Fi Data Standard serves as the foundation for enabling interoperability among secure education data systems.

Testing the content, logic and interactivity of the DAIEF self-assessment tool

Flex Platform

Help users navigate complex life events by creating personalised plans

User interaction tests for GOVUK Mobile

Reusable semantic-release and notification workflows

A proof-of-concept project exploring how service workflow can be encoded for execution through agents.

Infrastructure as code for the cddo.cabinetoffice.gov.uk domain

Project rAPId

A repo to hold the agent from our ragchat app.

Fraud CRI Frontend

Backend for the identify proving and verification bank account verification CRI

Stubs owned by Orchestration for testing purposes

Batteries-included lambda frontend starter project

A reference repository to help accelerate the development of a GOV.UK One Login Signal Exchange Receiver

secure storage of data, optionally protected by the user’s biometrics & passcode

HMRC Check Credential Issuer

End to end tests to run within the Orchestration pipeline

HMRC Check Credential Issuer API

A respository to contain and deploy backend infrastructure to the di-account-data pod

This repo contains helper functions for logging

Digital identity dev platform GitHub action to upload artifacts to deploy

A composable library of Claude Code skills that encode engineering, security, accessibility, and delivery standards for assurance-critical GDS engagements - drafting, checking, and proposing at every step while keeping humans in control.

Reusable scripts and pipelines for building, testing and reporting on iOS repositories.

An Observable notebook to help developers interrogate our tech stack - should never store data, only helpers that let you access data quickly if you have the right permissions already

GOV.UK Implementation of Amazon Distribution for Open Telemetry as a Fargate sidecar

A replacement for Mountebank in the tests for GOV.UK Pay

Firehose transformation lambda

A Concourse Resource for sending metrics to a Prometheus Push Gateway

S3 to Firehose lambda

Test app to help GOV.UK developers familiarise themselves with Kubernetes release process

Lightweight Rails-based preview orchestrator for GOV.UK applications

Notes from investigation work that will help with reviews or looking back on technical approaches

A repo to test the concourse bag resource where commits are made to test the 'put' functionality of this resource. While this repo sees little activity it is in-use with our staging instance of Concourse. https://github.com/alphagov/concourse-bag-resource

Allows citizens and businesses to apply for licences from local and competent authorities

Synthetic test app used to run Ginkgo tests to test aspects of the GOV.UK infrastructure

Publishing tool for Content Blocks

Licensing admin application to manage licence applications

A javascript tool for working with content blocks within publishing apps. (In development.)

This repository contains all the code to run the operator-requests portal for MNO's

Find funding for your business: helps businesses find government funding they may be eligible for. Placeholder app owned by the GOV.UK Business team.

Config and scripts to synchronise the labels used across our repositories.

Project hosting content publishing guidance

Web app to make the Knowledge Graph simpler to search

Allows citizens and businesses to apply for licences from local and competent authorities

Code shared between Emergency Alerts repositories

A Ruby Gem that renders GOV.UK Publishing Content Blocks in a consistent way

OCI container images for utility application

A detailed suite of E2E tests for Content Modelling

Custom code for uses of statuspage.io on projects owned by the Government Digital Service.

API to hold UK funding data

Release app for GOVUK Notify

Reusable github actions

Custom metric definitions for WebPageTest

Local development environment for Emergency Alerts

CKAN is an open-source DMS (data management system) for powering data hubs and data portals. CKAN makes it easy to publish, share and use data. It powers catalog.data.gov, open.canada.ca/data, data.humdata.org among many other sites.

Infrastructure for Licensing applications

Terraform modules managed by GDS Technology and Security

This is a repository to flatten zendesk data from govgraph

A repo to host static pages for UX testing

Geospatial extension for CKAN

Official Docker images for CKAN.

A small rails app to show the workings of cross domain tracking in and out of gov.uk

Library of K8s CRDs that GOV.UK depends on

Scheduled jobs for managing licence applications

Public files shared by the GOV.UK Design System team.

Mutating Admission Controller Webhook

Prototype for changes to cookie consent banner and related pages on GOV.UK

Terraform GitHub provider

Service for sharing user consent to cookies across multiple domains

Terraform module to create and configure Workspace(s) in Terraform Cloud/Enterprise.

Repo for the automated collection and analysis of GOV.UK Frontend use via github

Frontend for i.AI's AI-Gateway

Design Kit

(Public) Data standards and integrations for Edu AI Big Bet

On-demand self-hosted AWS EC2 runner for GitHub Actions

Content Management System for ai.gov.uk website

Allows you to maintain all the necessary cruft for packaging and building projects separate from the code you intentionally write. Built on-top of, and fully compatible with, CookieCutter.

Monorepo for GOV.UK Chat V2 from prototype to production

A prototype for connecting users to further support after a chat session can't produce a satisfactory answer, hosted on AWS

The User Data Platform(UDP) for GOV.UK personalisation

Identifier Exchange

Dev

Production AWS Cost Explorer CLI, Month-over-Month Delta Engine, and Automated SRE Budget Guardrail

CDK GovUK AWS Asset Tagging