In April there will be Single Stage Calls and Two Stage Calls.
Single Stage Calls
Deadline: 08/04/2026 – 17:00 CET
Call: MSCA COFUND 2026 (HORIZON-MSCA-2026-COFUND-01)
Type of action: Cofund Doctoral programme
Deadline: 09/04/2026 – 17:00 CET
Call: Twinning (HORIZON-WIDERA-2026-02)
Type of action: Coordination and Support Actions
Deadline: 14/04/2026 – 17:00 CET
Call: MOBILITY (HORIZON-CL5-2026-05)
AI-assisted digital aircraft design, manufacturing and MRO, towards a competitive aviation
Type of action: Research and Innovation Actions
Energy-efficient software-defined EVs (2ZERO Partnership)
Type of action: Innovation Actions
Type of action: Innovation Actions
Type of action: Coordination and Support Actions
Ports of the future (ZEWT Partnership)
Type of action: Innovation Actions
Shipyards of the future (ZEWT Partnership)
Type of action: Innovation Actions
Call: Call 02 – single stage (2026) (HORIZON-CL6-2026-02)
Boosting sustainable competitiveness in rural areas through innovation
Type of action: Research and Innovation Actions
Strengthening the EU plant protection ecosystem for a future-proof agriculture
Type of action: Coordination and Support Actions
Boosting circularity and diversification strategies of terrestrial livestock production systems
Type of action: Research and Innovation Actions
Type of action: Coordination and Support Actions
Type of action: Research and Innovation Actions
Type of action: Innovation Actions
Boosting the competitiveness of protein crops in Europe
Type of action: Innovation Actions
Green Transition Food Processing Africa
Type of action: Research and Innovation Actions
Towards the water infrastructures of the future
Type of action: Research and Innovation Actions
HORIZON-CL6-2026-02-CLIMATE-01
Type of action: Research and Innovation Actions
Tackling pesticide resistance: early detection, management strategies, and foresight
Type of action: Research and Innovation Actions
Accelerating the development of breeding tools for perennial crops, specifically fruits and nuts
Type of action: Research and Innovation Actions
Type of action: Innovation Actions
Type of action: Research and Innovation Actions
Type of action: Innovation Actions
Type of action: Research and Innovation Actions
Leveraging R&I knowledge on microbiome
Type of action: Coordination and Support Actions
Deadline: 15/04/2026 – 17:00 CET
Call: Call 03 – single stage (2026) (HORIZON-CL6-2026-03)
Type of action: Research and Innovation Actions
Empowering the UN Decade of Ocean Science for Sustainable Development
Type of action: Coordination and Support Actions
Supporting All-Atlantic Ocean Research and Innovation Alliance
Type of action: Coordination and Support Actions
A services and business incubator for geospatial open-source developments
Type of action: Coordination and Support Actions
Increasing knowledge flows to practice within AKIS via EU thematic knowledge hubs
Type of action: Coordination and Support Actions
Boosting data availability and AI solutions in food for consumers and food service professionals
Type of action: Innovation Actions
Type of action: Research and Innovation Actions
Type of action: Research and Innovation Actions
Interconnect Earth Observation research for addressing environmental policies
Type of action: Coordination and Support Actions
Additional activities for the Sustainable Blue Economy Partnership (SBEP)
Type of action: Cofund Actions
Call: DIGITAL (HORIZON-CL4-2026-04)
Type of action: Research and Innovation Actions
Type of action: Research and Innovation Actions
Advanced Local Digital Twins using AI for Early Warning and Preparedness (IA)
Type of action: Innovation Actions
Networking and Future Photonics Strategy (CSA) (Photonics Partnership)
Type of action: Coordination and Support Actions
Web 4.0 architectural framework and Open Internet Stack applications for virtual worlds (RIA)
Type of action: Research and Innovation Actions
Efficient and compliant access to and use of data (IA) (AI, Data and Robotics partnership)
Type of action: Innovation Actions
Open Internet Stack Support for Scale (CSA)
Type of action: Coordination and Support Actions
Grand Challenge on Quantum Sensors for Inertial Navigation
Type of action: Coordination and Support Actions
Strengthening the cooperation of semiconductor-intensive EU regions (CSA)
Type of action: Coordination and Support Actions
Standards for Quantum Technologies – Coordination and Support Action (CSA)
Type of action: Coordination and Support Actions
Type of action: Innovation Actions
Type of action: Research and Innovation Actions
New or enhanced Innovative Advanced Materials (IAM) enabled sensing functionality (RIA)
Type of action: Research and Innovation Actions
Apply AI: Pilot of the “Science for AI” Pillar of RAISE (“Resource for AI science in Europe”) (RIA)
Type of action: Research and Innovation Actions
Large-Scale Photonic Quantum Computing Platform Technologies (RIA)
Type of action: Research and Innovation Actions
Type of action: Research and Innovation Actions
Open Internet Stack Sovereign Solutions (RIA)
Type of action: Research and Innovation Actions
Fostering 2-Dimensional Materials (2DM) based emerging and enabling technologies (CSA)
Type of action: Coordination and Support Actions
Call: CLIMATE (HORIZON-CL5-2026-07)
Economics of climate change and cost of inaction
Type of action: Research and Innovation Actions
Advancing European climate risk assessments
Type of action: Research and Innovation Actions
Improving climate and weather models for Africa
Type of action: Research and Innovation Actions
Next generation climate monitoring and related capabilities
Type of action: Research and Innovation Actions
Fighting disinformation and effectively communicating on climate change
Type of action: Research and Innovation Actions
Deadline: 21/04/2026 – 17:00 CET
Call: AI in Science (HORIZON-RAISE-2026-01)
Thematic Networks of Excellence for AI in Science – Agriculture and Environmental Pollution (RAISE pilot)
Type of action: Research and Innovation Actions
Thematic Networks of Excellence for AI in Science (RAISE pilot) (RIA)
Type of action: Research and Innovation Actions
Call: INDUSTRY (HORIZON-CL4-2026-01)
Cooperation on innovative advanced materials with Japan (CSA)
Type of action: Coordination and Support Actions
Advanced manufacturing for key products (IA) (Made in Europe partnership)
Type of action: Innovation Actions
Attracting management talent for capacity building for Technology Infrastructures staff members (CSA)
Type of action: Coordination and Support Actions
Type of action: Research and Innovation Actions
Type of action: Research and Innovation Actions
Efficient capture / purification / utilisation of CO2 for the production of competitive products (RIA) (Processes4Planet partnership)
Type of action: Research and Innovation Actions
Innovative technologies and tools for exploration and data modelling of raw materials (RIA)
Type of action: Research and Innovation Actions
Improving availability of secondary raw materials through recycling (IA)
Type of action: Innovation Actions
Monitoring of secondary raw materials (CSA)
Type of action: Coordination and Support Actions
Mapping and service finder for Technology Infrastructures (CSA)
Type of action: Coordination and Support Actions
Enhancing industry-academia knowledge exchange in Social Sciences and Humanities (SSH) (CSA)
Type of action: Coordination and Support Actions
Type of action: Innovation Actions
Pilot access schemes to Technology Infrastructures for European startups, scaleups and innovative SMEs (CSA)
Type of action: Coordination and Support Actions
Deadline: 29/04/2026 – 17:00 CET
Call: HORIZON-JU-SNS-2026 (HORIZON-JU-SNS-2026)
Type of action: Coordination and Support Actions
SNS experimental infrastructure
Type of action: Research and Innovation Actions
SNS Operations and Output optimisation
Type of action: Coordination and Support Actions
EU-India International Collaboration
Type of action: Coordination and Support Actions
Collection, Generation and Validation of Datasets suitable for training AI Models for 6G Networks and for AIaaS
Type of action: Innovation Actions
Two Stage Calls
First Stage Deadline: 14/04/2026 – 17:00 CET
Call: MOBILITY (HORIZON-CL5-2026-06-Two-Stage)
Non-exhaust emissions in road and railway transport
Type of action: Research and Innovation Actions
Disruptive Technologies and Innovative Concepts for Energy Saving Onboard of long-distance ships (ZEWT Partnership)
Type of action: Research and Innovation Actions
Call: Supporting the implementation of the Soil Deal for Europe Mission (HORIZON-MISS-2026-05-two-stage)
Living labs to enhance soil health in managed forests and in natural/semi-natural lands
Type of action: Research and Innovation Actions
Living labs to enhance soil health in Alpine and Atlantic biogeographical regions
Type of action: Research and Innovation Actions
Call: Call 02 – two-stage (2026) (HORIZON-CL6-2026-02-two-stage)
Open topic: Boosting organic farming for a competitive, sustainable and resilient farming sector
Type of action: Innovation Actions
First Stage Deadline: 15/04/2026 – 17:00 CET
Call: CLIMATE (HORIZON-CL5-2026-08-Two-Stage)
Type of action: Research and Innovation Actions
Call: Call 03 – two-stage (2026) (HORIZON-CL6-2026-03-two-stage)
Type of action: Research and Innovation Actions
First Stage Deadline: 16/04/2026 – 17:00 CET
Call: Call 01 – two stage (2026) (HORIZON-CL6-2026-01-two-stage)
Type of action: Research and Innovation Actions
Type of action: Innovation Actions
Type of action: Innovation Actions
Type of action: Research and Innovation Actions
Living labs for co-creating solutions for the restoration of ecosystems
Type of action: Research and Innovation Actions
Unlocking the potential of citizen action for nature protection and restoration
Type of action: Innovation Actions
Decontaminate and bioremediate aquatic pollution
Type of action: Research and Innovation Actions