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Reusable Software Components

Reusable software components improve efficiency, reduce costs, and facilitate interoperability in digital public services. They enable developers to build new applications and services more quickly and easily by using pre-existing components. Discover available components and how to apply them.

Featured Content

Last update: 13/02/2024

eID

The eID Building Block enhances cross-border digital services in the EU by enabling secure electronic identification and transactions in compliance with the eIDAS Regulation, promoting interoperability, trust, and security. It is an EC solution.
Reusable Software ComponentseIdentity and eSignature
Last update: 13/02/2024

eSignature

The DIGITAL eSignature Building Block enables electronic signatures in compliance with the eIDAS Regulation, supporting secure, cross-border digital interactions for public services, businesses, and citizens. It is an EC solution.
Reusable Software ComponentseIdentity and eSignature
Last update: 20/02/2024

eDelivery

Secure, interoperable data/document exchange across EU borders using AS4 Access Points, promoting vendor-neutral, reliable, and scalable communication for public administrations and businesses. It is an EC solution.
Reusable Software ComponentseDelivery and eInvoicing
Last update: 13/02/2024

eInvoicing

The eInvoicing Building Block boosts EU eInvoicing, adhering to EU standards for economic benefits. It aids public/private sectors in digital transition, offering support services for smooth adoption of eInvoicing. It is an EC solution.
Reusable Software ComponentseDelivery and eInvoicing
Last update: 13/02/2024

Once-Only Technical System (OOTS)

The Once-Only Technical System (OOTS) streamlines data retrieval for cross-border procedures, enhancing trust, efficiency, and data exchange among EU public administrations and citizens. It is an EC solution.
Collaboration
Last update: 24/04/2024

EU Digital Identity Wallet

The European Digital Idenity Framework harmonizes authentication to digital services and enables sharing relevant identity data for citizens and businesses.
SemanticsOpen Source Software+2 topics
Last update: 08/04/2024

Interoperability Test Bed

Interoperability Test Bed tests the interoperability and the conformance of your digital services. It is a free service and a reusable OSS. It is an EC solution.
ToolsReusable Software Components+3 topics
Last update: 13/02/2024

Website Evidence Collector

Website Evidence Collector is an OSS (under EUPL), streamlines privacy inspections of websites, gathering evidence like cookies, and external requests. It is an EU solution (EDPS).
Reusable Software ComponentsOpen Source SoftwareICT security
Last update: 20/02/2024

Crypto Tool for the European Parliament Elections and for the European Citizens' Initiative

The EU Commission's Crypto Tool, secures data exchange for EU Parliament elections and European Citizens' Initiatives. It prevents double voting and enhances data quality and interoperability across Member States. It is an EC solution.
eParticipation and eVoting

IN THE SPOTLIGHT

Last update: 21/02/2024

Software reuse in social security and health care - the Belgian eHealth-platform

The Belgian eHealth-platform provides electronic services and digital information exchange between all actors in health care. It is based on a catalogue of reusable components.
eHealth
Last update: 13/02/2024

European Blockchain Services Infrastructure (EBSI)

A blockchain initiative by the EU, enhancing public services with security, transparency, and efficiency. It supports cross-border verifiable credentials, benefiting citizens, EU institutions, and national administrations. It is an EC solution.
Open Source SoftwareBlockchain
Last update: 25/03/2024

Introduction to Open Software Licensing course

This free e-learning course provides a solid understanding about software licensing and licence types. It is a European Commission solution.
Culture and educationLicensing

Latest News

Last update: 19/04/2024

Once-Only and Interoperable Europe 2024 event

On 12 April 2024, experts working on the Once-Only Technical System from the Directorates-General for Digital Services (DIGIT) and Internal Market, Industry, Entrepreneurship and SMEs (GROW) promoted various aspects of Once-Only during the Interoperable Europe Academy 2024.The Interoperable Europe Academy (IOPEU Academy) is an educational initiative boosting advanced digital skills in the interoperability field in public administrations. To do so, it offers all online, self-paced online courses. You can already enrol on an eLearning on the Once Only Technical System right now.The Interoperable…
eGovernmentReusable Software Components
Last update: 12/04/2024

ITB v1.22.0 released

A new release of the Interoperability Test Bed software is now available. Release 1.22.0 of the Interoperability Test Bed software, based on the GITB CWA specifications, is now available.This release significantly extends the Test Bed’s reporting capabilities by introducing new report types at various aggregation levels, as well as customisable certificates and XML reports at all levels for machine-based post-processing. In addition, conformance status monitoring was enhanced by allowing users to view their status in earlier conformance snapshots, and by introducing a new hierarchical view per…
ICTOpen Source Software+2 topics
Last update: 27/03/2024

EU Digital Identity Wallet ARF

How exactly will the EU Digital Identity Wallet work? Explore the specifications outlined in the Architecture and Reference Framework which outlines how the wallets distributed by Member States will function. On 3 June 2021, the European Commission adopted a Recommendation calling on Member States to work towards the development of a Toolbox including a technical Architecture and Reference Framework a set of common standards and technical specifications and a set of common guidelines and best practices.The Recommendation specifies that these outcomes will serve as a basis for the…
eIdentity and eSignatureReusable Software Components