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

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)..

Serves smart answers on GOV.UK

The list of APIs in Government

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

GOV.UK Notify API

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

UK legal API for AI agents and researchers.

Serves most frontend pages for www.gov.uk

Publishes mainstream content on GOV.UK

The Payments Public API in Java (Dropwizard)

GOV.UK Notify frontend application

API to publish content on GOV.UK

Search API for GOV.UK

Technical documentation for GOV.UK Frontend

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

Transcription and minuting of meetings in the public sector.

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

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

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

API for content on GOV.UK

MCP implementation of parliamentary APIs, including Hansard and Members APIs

Manages local links from local authorities on GOV.UK

Serves finder and search pages for GOV.UK

Payments Team Self Service

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

.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.

GitHub organisation site for GDS. Also an Apache Maven repository.

Python client for the GOV.UK Notify API

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

Repository for the GOV.UK Forms admin application

Data warehouse that stores content and content metrics to help content owners measure and improve content on 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)

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

The Secure by Design (SbD) Artefact Library provides a centralised repository of proven solutions to common cyber security problems, supporting the implementation of Secure By Design across UK government.

Sends email alerts to the public for GOV.UK

Node client for the GOV.UK Notify API

Serves contact pages on GOV.UK

Beta version of Find Data

Gem to distribute the tech docs project

Technical documentation for teams integrating with GOV.UK One Login

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

Technical documentation for GOV.UK Pay

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

Shared code between GOV.UK Notify applications

Managing redirects for sites moving to 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.

Publishes specialist documents on GOV.UK

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

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

GOV.UK Pay Admin Console Users service

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

Publishes the Service Manual on GOV.UK

Payments Frontend application in NodeJS

CKAN extension for data.gov.uk

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

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

RuboCop style rules for GOV.UK's Ruby projects

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

Internal administrative tools service for GOV.UK Pay products.

Gem to configure GOV.UK Ruby applications

Ruby client for the GOV.UK Notify API

PHP client for the GOV.UK Notify API

The product page for GOV.UK Forms

Explore data about GOV.UK content

GOV.UK Pay Card Type Identification Service

Bulk merge PRs from the command line

Stylelint configuration for SCSS and CSS projects

GOV.UK Android mobile app

The GOV.UK One Login app for Android.

The One Login app for iOS.

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

pay apps user interface app

Documentations for Notify

Infrastructure as Code for Dynatrace Configuration

GOV.UK One Login examples

Publishes foreign travel advice on GOV.UK

Publishes manuals on GOV.UK

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

GOV.UK Emergency Alerts API

Support for translation workflow in rails applications

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

Java client for the GOV.UK Notify API

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

IPV Core backend service

A header for services using GOV.UK One Login

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

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

API for processing GOV.UK named requests and anonymous feedback

Serves email alert signup pages on GOV.UK

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

GOV.UK Emergency Alerts web application

Cloud Maturity Model and Assessment tool.

Vocabulary and schemas for digital identity

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

GOV.UK One Login product pages

GOV.UK Pay product page

Allows authorised users to access the GOV.UK draft stack

API for HMRC to publish manuals to GOV.UK

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

Payments Public API Authentication Service

An account for GOV.UK

Provide aggregate reporting on payment events

Documentation for the GOV.UK Content API.

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

JavaScript event to convert pasted HTML into govspeak

Functional tests for GOV.UK Notify

Data Community Technical Documentation

Homebrew tap for internal GDS command-line tools

Technical Documentation for GOV.UK Notify

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

A set of commonly used packages including our interpretation of the GOV.UK Design System for iOS and the Government Digital Service (GDS) Analytics Implementation Guide.

Concourse deployment pipelines for GOV.UK Pay

Handles traffic for sites that have transitioned to GOV.UK

Admin for GOV.UK search

Message queue consumer that triggers email alerts for GOV.UK

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

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

Generates URLs for GOV.UK services based on environment

"Document supertypes" for GOV.UK

Prototype / Proof of concept for Unified Notification Service project

Backend code for the Account Management Application

Performance Testing for Digital Identity

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

Helm charts for the data.gov.uk website.

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

Gem to work with the GOV.UK content schemas

Dynamic Apps integrating with GOV.UK Pay

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

Services module for GOV.UK iOS mobile app

Repository to hold GA4 dataform processing

IPV Core frontend web app

Acceptance tests for the Digital Identity Authentication product

Digital identity dev platform demo SAM project

Address Collector API

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

Log fire-and-forget events for analytics purposes

Address Credential Issuer frontend

The infra shared by the team manual and the external docs

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

National Data Library

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.

GOV.UK Notify Anti-Virus application

Authentication provider for GOVUK App.

GOV.UK Notify Document Download frontend user application

AIDR platform team core infrastructure

Display screen for GOV.UK search & content

Site for the GOV.UK Prototype Kit

GCP mirror of some GOV.UK AWS S3 buckets

A pkl module defining the schema of concourse pipelines

Plugin for GOV.UK Prototype Kit containing common service templates

Document Download API

The end to end tests for GOV.UK Forms

GOV.UK iOS mobile app

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

API for the IPV Knowledge Based Verification Credential Issuer

DI IPV Credential Issuer Common Lambdas

Digital Identity Auditing Services

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

An open repo, where One Login technical staff (and friends) choose a technical book to read together and discuss as a community

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

Stub oauth client to act as a relying party (experimental)

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

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

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

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

Tools to evaluate GOV.UK Chat

GOV.UK Fastly CDN Configuration

Reusable terraform modules for the Engineering Access solution

Contains static configuration for GOV.UK mobile app backends

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

Canonicalise URLs

A visual editor for Govspeak built using ProseMirror

Like logstasher, but for rack apps.

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

Mock harvest sources for CKAN

Functional tests for GOV.UK Emergency Alerts

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

GDS Tech Writers GitHub Training Repo

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

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

windows claude code setup script

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

Federated Logic and Events eXchange System

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

Python package for app deployment by the gds-idea unit

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

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

Account Components - making common journeys resuable across Account Pod

iOS Design System

Run AI agents safely in a MicroVM with sbx

Common frontend components for Credential Issuers

CRI common libraries

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

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

Frontend for the Knowledge Based Verification Credential Issuer

Stub repository for account management

Repo to hold npm packages used over multi repos

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

Upload action for Fargate containers

OAuth Token Generator for use with HMRC APIs

Advanced implementation of the Coordinator pattern for UIKit on iOS.

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

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

:partly_sunny: An interface for requesting AWS accounts

pay reusable java artifacts

Gem for centralised banner handling

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

A gem for consuming messages from RabbitMQ

Smoke tests for GOV.UK Pay

Concourse cron resource

GOV.UK test dependencies & configuration

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

A generic WAF proxy layer

Run Notify locally

Datagovuk MCP Prototype

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

GOV.UK Pay Java Lambdas

Tools for scanning GitHub repos for use of particular package versions, using SBOMs

Stub calls to our email providers for use during load testing

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

To deploy GOV.UK Forms to AWS

AI Toolkit (Knowledge Hub) Components

POC for providing local council waste pickup schedules via an API

GOVUK Mobile iOS UI Components

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

Project rAPId

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

Home for materials and resources relating to the Data Sharing Risk Framework (DSRF) - a set of tools to assist organisations wanting to asses the risk of sharing data

A repo to hold the agent from our ragchat app.

Schemas and Tools for defining and working with Automated Quality Gates

HMRC Check Credential Issuer API

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.

Backend for the identify proving and verification bank account verification CRI

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

HMRC Check Credential Issuer

Fraud CRI Frontend

Stubs owned by Orchestration for testing purposes

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

End to end tests to run within the Orchestration pipeline

Digital identity dev platform GitHub action to upload artifacts to deploy

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

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

Demo app+pre using https://observablehq.com/framework to visualise usage of GitHub, AWS and other services

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

GitHub organisation migration validation test repository

Config for K8s prototype

Prototype for Pay-in-a-Box Helm deployment

Config for K8s prototype

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

The Payments Connector in Java (Dropwizard)

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

Publishing tool for Content Blocks

Project hosting content publishing guidance

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

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

A detailed suite of E2E tests for Content Modelling

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

Security Attack data for GDS-Next-Gen-SOC

Reusable github actions

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

Scheduled jobs for managing licence applications

Licensing admin application to manage licence applications

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

Web app to make the Knowledge Graph simpler to search

Autogenerated ruby client for SiteImprove API

Library of K8s CRDs that GOV.UK depends on

Geospatial extension for CKAN

Local development environment for Emergency Alerts

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

Infrastructure for Licensing applications

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

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

OCI container images for utility application

Custom metric definitions for WebPageTest

Code shared between Emergency Alerts repositories

This is a repository to flatten zendesk data from govgraph

A Concourse Resource for sending metrics to a Prometheus Push Gateway

Firehose transformation lambda

S3 to Firehose lambda

Mutating Admission Controller Webhook

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

Terraform module that deploys govuk's OPA (Open Policy Agent) gatekeeper

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

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

Terraform modules managed by GDS Technology and Security

A Go app to dump, transform (anonymise), compress, backup and restore GOV.UK Databases

Feasibility of using machine classification to determine national applicability of GOV.UK content

Feasibility of suggesting new topics on GOV.UK using a sentence transformer model, document clustering & a large language model

Feasibility of suggesting new topic tags for new & existing documents on GOV.UK dynamically using a large, open-weight embedding model and a vector database

Feasibility of suggesting new topic tags for existing documents on GOV.UK statically using a large, open-weight embedding model and a vector database

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

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.

Store for the custom frontend code applied to smart surveys.

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

Content Management System for ai.gov.uk website

i.AI fork of AISI's HiBayES package

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

An AI Development framework that enables Dataset management, to fine tuning models, to running Benchmarks to handling custom Evals.

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

A place to host experiments in vibe coding simple design tools

For three days, take part in the creation of open-source apps aimed at strengthening European digital sovereignty.

A collaborative file sharing and document management platform that scales. Built with Django and React. Opensource alternative to Sharepoint or Google Drive

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

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

A place to pop reusable GHAs and Workflows

Automates the cleanup of stacks in the development accounts to free resources and reduce costs

A repository to support backend functionality to support studies as part of the GDS Eligibility project

Frontend prototypes for the GDS Eligibility project.