In short: Every quantum computer, testbed and pilot line in the catalogue, with its access route. Filter by type, country or access; each entry folds its sources. Filter the catalogue
Quantum computers and simulators, user platforms, testbeds, pilot lines and quantum communication infrastructure in Europe, from EU and national programmes, with the official source for every entry and the access route that source names.
Compiled from official EU programme, government, host and project pages on the date shown. Not confirmed by the providers, not an availability or booking service; check the source before applying for access. Owner-reviewed for demonstration, 28 October 2026. Compiled 2026-10-27.
Inaugurated, per the EuroHPC JU. Inaugurated on 28 May 2026 in Barcelona. Offered in the EuroHPC JU quantum access pilot call (10 to 25 QPU hours per request, per the system list of October 2026); the call page announces a maintenance pause from the end of November to the end of December 2026.
Superconducting; digital quantum computer with a 35-qubit processor, integrated into the MareNostrum 5 supercomputer
Location
Barcelona, Spain
Host
Barcelona Supercomputing Center – Centro Nacional de Supercomputación (BSC-CNS) (organisation profile)
Programme
Quantum Spain, funded with EUR 22 million by the Spanish Ministry for Digital Transformation and the Civil Service (Recovery, Transformation and Resilience Plan)
Status
In operation, per the source. Expanded with a 35-qubit processor and available to research, public and business users, per the Spanish Government (19 May 2026); installed by the Qilimanjaro-GMV joint venture. Access is through competitive calls of the Spanish Supercomputing Network (RES), which also offers quantum emulators.
Coordinated by ICFO; the Spanish National Research Council (CSIC) is a partner (organisation profile)
Programme
European Commission (CSIC reference 101109163)
Status
Project period ended, per the source. CSIC says EuroQCI-Spain will deploy QKD and quantum crypto technologies in Spain, and gives the project period as 1 January 2023 to 31 December 2025. The EU Funding & Tenders Portal gives the project period 2023-01 to 2025-12; the period has ended. Project period ends or ended: 2025-12-31.
Access
No call or access page named by the source; contact the host.
Qu-Test open call for testing services. Testing and validation services for companies established in the EU, Iceland, Norway or Israel, 100% funded. The project ended on 30 September 2026; the page is kept for reference.
Qu-Pilot open call for experimental production. Access to pilot fabrication for quantum technology companies established in the EU, Iceland, Norway or Israel, 100% funded. The project ended on 30 September 2026 and its last call closed in 2024; the page is kept for reference.
FiQCI calls for academic projects. Regular calls, planned at least four times a year, for users from Finnish higher-education institutions and research institutes.
Spanish Supercomputing Network (RES) quantum access. Calls every six months, with fast-track access always open, for researchers in institutions in the EU and EuroHPC JU countries conducting open research.