Open and reusable components repository

This page provides a living list of the technical outputs of EU research projects funded under the Horizon Europe programme in the Virtual Worlds domain.

Each of the output is linked to its originating project, as listed in the OPENVERSE Collective Intelligence. The content is organised by type of asset.

Disclaimer and intellectual property acknowledgement: all content advertised in this page has been created by third parties, the OPENVERSE consortium is not responsible for incorrect information. The original creator of the content is the sole responsible for the content of the assets. The mere listing of the outputs on this page by is no means to be intended as an endorsement by the OPENVERSE consortium. The intellectual property of the content published in this page belongs to the rightful owners. This page is to be regarded as a pragmatic entry point.

Project	Title	Type of Asset	Link / DOI	Description
LUMINOUS	Text2CAD	AI Model	https://luminous-horizon.eu/index.php/blogs/introducing-text2cad-revolutionizing-cad-generation-from-text-prompts-for-next-gen-xr-in-luminous/	A generative model capable of producing sequential CAD designs from text prompts.
Meetween	Speech LMM open release - V1	AI Model	https://huggingface.co/meetween/Llama-speechlmm-1.0-l	Open release of the Speech Large Multimodal Model (SpeechLMM) created by the project.
XTREME	Multi-Flow: Multi-View-Enriched Normalizing Flows	AI Model	https://doi.org/10.48550/ARXIV.2504.03306	Advanced deep learning framework created for industrial anomaly detection.
LUMINOUS	MARVEL-40M+	AI Model / Framework	https://doi.org/10.1109/CVPR52734.2025.00759	A multi-level visual elaboration framework designed for high-fidelity text-to-3D content creation.
CORTEX2	Dynamic Cost Volumes with Scalable Transformer Architecture for Optical Flow	AI Model / Software	https://doi.org/10.5281/zenodo.8253051	A neural network architecture and software framework for accurate optical flow estimation.
SHARESPACE	CT-DQN: Control-Tutored Deep Reinforcement Learning	AI Model / Software	https://doi.org/10.48550/arXiv.2212.01343	Code base and model architecture for a control-tutored deep reinforcement learning methodology.
CORTEX2	Uni-SLAM	AI Model / Software	https://cortex2.eu/2025/11/29/cortex2-publication-uni-slam-uncertainty-aware-neural-implicit-slam-for-real-time-dense-indoor-scene-reconstruction/	An uncertainty-aware neural implicit SLAM model developed for real-time dense indoor scene reconstruction.
EXPERIENCE	4Ward	Algorithm / Software	https://doi.org/10.1016/j.neucom.2023.127058	A relayering strategy designed for the efficient training of arbitrarily complex directed acyclic graphs.
XReco	XR and Media Transformation APIs and Authoring Tools	APIs / Tools	https://xreco.eu/deliverables/#toc_D41_XR_and_Media_Transformation_Services_API_and	APIs integrating vertical technologies for XR media transformation and content creation.
XR2Learn	V-Lab	Application Framework	https://doi.org/10.1145/3565066.3608246	A VR educational application framework acting as a beacon application for immersive learning.
XR2Learn	INTERACT	Authoring Tool	https://doi.org/10.1145/3565066.3608250	An authoring tool facilitating the creation of human-centric interaction with 3D objects in VR.
EO4EU	European pollen reanalysis, 1980-2022, for alder, birch, and olive, v.1.1	Dataset	https://doi.org/10.1038/S41597-024-03686-2	An extensive dataset providing pollen reanalysis (alder, birch, and olive) across Europe.
VERGE	Space and Time User Distribution in a University Campus	Dataset	https://doi.org/10.1016/J.COMNET.2024.110329	Measurement dataset containing spatiotemporal distributions of users.
CORTEX2	X-RiSAWOZ	Dataset	https://doi.org/10.48550/arxiv.2306.17674	High-quality end-to-end multilingual dialogue datasets accompanied by few-shot agents.
DIDYMOS-XR	Dataset for Learning Scene Semantics from Vehicle-centric Data for City-scale Digital Twins	Dataset	https://ieeexplore.ieee.org/document/10859207	Data utilized for learning scene semantics intended for city-scale digital twins.
DIDYMOS-XR	ADAPT JR-Sim2Real dataset	Dataset	https://zenodo.org/records/12805642	Dataset associated with domain transfer for instance segmentations for AR scenes.
e-DIPLOMA	European remote e-learning ecosystem survey data	Dataset	https://doi.org/10.5281/ZENODO.10432816	Survey data detailing the remote e-learning ecosystem across Europe.
SHARESPACE	Deep Space Starter Kit	Software	https://github.com/ArsElectronicaFuturelab/UE-DeepSpace-Starter	The Deep Space Starter Kit is an Unreal Engine template includes all configurations to quickly start a new project for this specific space. This plug-in is compatible with Unreal Engine 5.7.
CORTEX2	FREDSum	Dataset	https://arxiv.org/abs/2312.04843	A dialogue summarization corpus specifically designed around French political debates.
GuestXR	Motivational Interviewing Transcripts Annotated	Dataset	https://doi.org/10.5281/zenodo.12792623	Annotated transcripts used for training AI-generated patient simulations.
GuestXR	MB-RIRs: a Synthetic Room Impulse Response Dataset	Dataset	https://doi.org/10.48550/arxiv.2507.09750	Synthetic room impulse responses featuring frequency-dependent absorption coefficients.
Meetween	Mumospee open release - V1	Dataset	https://huggingface.co/datasets/meetween/mumospee	One of the largest open multimodal datasets created to train the SpeechLMM.
Meetween	MOSEL	Dataset	https://doi.org/10.18653/V1/2024.EMNLP-MAIN.771	950,000 hours of speech data utilized for open-source speech foundation model training on EU languages.
Meetween	NUTSHELL	Dataset	https://doi.org/10.18653/V1/2025.IWSLT-1.2	A dataset built specifically for abstract generation from scientific talks.
SONICOM	The SONICOM HRTF Dataset	Dataset	https://doi.org/10.17743/jaes.2022.0066	Dataset of Head-Related Transfer Functions for artificial intelligence-driven immersive audio.
SONICOM	PAN-AR	Dataset	https://doi.org/10.1145/3678299.3678332	A multimodal dataset featuring higher-order ambisonics room impulse responses and spherical pictures.
SUN	Simulation of Heuristics for AGV Task Sequencing	Dataset	https://doi.org/10.3390/MATH12020271	Replication data utilizing dynamic queues and resource sharing.
SUN	Knee Rehabilitation Dataset	Dataset	https://doi.org/10.1038/S41597-025-04963-4	A specialized dataset of knee rehabilitation exercises for postural assessment utilizing wearable devices.
TransMIXR	UVG-CWI-DQPC: Dual-Quality Point Cloud Dataset	Dataset	https://doi.org/10.1145/3746027.3758263	Point cloud dataset optimized for volumetric video applications.
TransMIXR	ComPEQ-MR	Dataset	https://doi.org/10.1145/3625468.3652182	A compressed point cloud dataset featuring eye tracking and quality assessment in mixed reality.
SUN	MC-GTA	Dataset / Benchmark	https://doi.org/10.5281/zenodo.8335396	A synthetic benchmark dataset aimed at advancing multi-camera vehicle tracking capabilities.
TransMIXR	TSalV360: Text-driven Saliency Detection	Dataset / Method	https://doi.org/10.5281/ZENODO.17649129	Method and dataset tailored for saliency detection within 360-degree videos.
XReco	Textual Video Content Dataset	Dataset / Metric	https://doi.org/10.1145/3746027.3758224	A dataset and corresponding metric created specifically for textual video content description.
Meetween	FAMA	Foundation Model	https://doi.org/10.48550/ARXIV.2505.22759	The first large-scale open-science speech foundation model for Italian and English.
AI4WORK	Core concepts for mid- and domain-level ontology development	Ontology / Framework	https://doi.org/10.5281/ZENODO.13148630	Ontologies required to facilitate explainable-AI-readiness of data and models.
XReco	vitrivr-engine	Open-Source Engine	https://doi.org/10.1145/3746027.3756874	An open-source multimedia retrieval engine for content and similarity searches.
MAX-R	Data Hubs / XRDataHub	Open-Source Software	https://github.com/FilmakademieRnd/DataHub	Open-source software associated with XRDataHub, AnimHost, and browser-based XR tools.
SONICOM	NumCalc	Open-Source Software	https://doi.org/10.1016/j.enganabound.2024.01.008	An open-source Boundary Element Method (BEM) code for solving acoustic scattering problems.
TransMIXR	VR2Gather	Open-Source System	https://doi.org/10.1145/3664647.3685515	A collaborative social VR system open-sourced for adaptive multi-party real-time communication.
GuestXR	Inceptor	Open-Source Tool	https://doi.org/10.1109/vrw58643.2023.00102	An open-source tool developed for the automated creation of 3D social scenarios in virtual environments.
XR4Human	Online Rating Repository	Repository	https://doi.org/10.5281/ZENODO.17896488	Digital repository functioning as a rating and evaluation tool for human-centered XR frameworks.
GuestXR	Topo-Speech	Sensory System	https://doi.org/10.3389/fnhum.2022.1058093	A sensory substitution system conveying spatial information to blind and vision-impaired individuals.
POPULAR	AR Eyewear Simulation Tool	Simulation Tool	https://doi.org/10.1117/12.3042612	A software simulation tool explicitly developed for holographic-based augmented reality eyewear.
SONICOM	Auditory modelling toolbox (AMT)	Software	https://ecosystem.sonicom.eu/tools/1	Toolbox to facilitate reproducible research in auditory modeling.
DIDYMOS-XR	MGSO	Software / Algorithm	https://doi.org/10.48550/ARXIV.2409.13055	A monocular real-time photometric SLAM algorithm utilizing efficient 3D Gaussian Splatting.
PRESENCE	LiveSkeleton	Software / Algorithm	https://doi.org/10.1109/ISM63611.2024.00054	A system providing high-quality real-time human tracking and pose estimation.
SPIRIT	GreenWise	Software / Algorithm	https://doi.org/10.1145/3773274.3774275	An intelligent application migration framework for containerized machine learning services.
CyberSecDome	REACT: Autonomous intrusion response system	Software / Framework	https://doi.org/10.48550/arxiv.2401.04792	Autonomous intrusion response system tailored for intelligent vehicles.
CyberSecDome	Shells Bells	Software / Framework	https://doi.org/10.5281/zenodo.14807181	A cyber-physical anomaly detection framework designed for data centers.
DIDYMOS-XR	HINT-3D	Software / Framework	https://doi.org/10.5281/ZENODO.18491843	A human-in-the-loop interactive test-time adaptation framework for 3D segmentation.
DIDYMOS-XR	Visual localization using implicit representations	Software / Model	https://doi.org/10.5281/ZENODO.18468790	Software for visual localization utilizing implicit representations and particle filtering-based pose refinement.
e-DIPLOMA	e-DIPLOMA Platform Software	Software / Platform	https://doi.org/10.5281/ZENODO.14534383	A complex package of cooperating software modules for the e-DIPLOMA learning ecosystem.
CyberSecDome	PTPsec	Software Code	https://doi.org/10.5281/ZENODO.14806692	A security tool designed to protect the Precision Time Protocol against time delay attacks using cyclic path asymmetry analysis.
MAX-R	EDM-Research/UE-LASAA	Software Code	https://doi.org/10.5281/zenodo.15517094	Published code base developed to support the project's XR media pipelines.
XR2Learn	XR2Learn platform	Online tool	https://xr2learn.eu/platform/	The software code structure of the XR marketplace, including the on-demand components and IPR tools.
VERGE	Edge4AI	Software Framework	https://doi.org/10.5281/ZENODO.15878533	A framework enabling intelligent edge automation and AI lifecycle management for Beyond 5G networks.
TrustChain	Decentralized Management of Federated Cloud and Edge Providers	Software Framework	https://doi.org/10.5281/ZENODO.10785252	A management framework for the efficient and budget-balanced handling of federated cloud and edge platforms.
EXPERIENCE	Virtual Experience Toolkit	Software Framework	https://doi.org/10.3390/s24123837	An end-to-end automated 3D scene virtualization framework using computer vision techniques.
NANOVR	Martinize2 and Vermouth	Software Framework	https://doi.org/10.48550/arxiv.2212.01191	A unified framework utilized for molecular topology generation.
SONICOM	Frambi	Software Framework	https://doi.org/10.61782/fa.2023.0494	A flexible software framework tailored for auditory modeling based on Bayesian inference.
TrustChain	SURE: Privacy and Utility Assessment Library	Software Library	https://doi.org/10.5281/ZENODO.13843053	A new library designed to assess privacy and utility for synthetic data.
SUN	Ubervvald	Software Library	https://doi.org/10.1007/978-981-96-5887-9_14	An advanced object detection library created to optimize complex Convolutional Neural Networks (CNNs).
NANOVR	NanoVer Server	Software Package	https://doi.org/10.21105/joss.08118	A Python package for serving real-time multi-user interactive molecular dynamics in VR.
MASTER	IMETA	Software Tool	https://doi.org/10.1145/3581754.3584125	An interactive mobile eye-tracking annotation method for semi-automatic fixation-to-AOI mapping.
TransMIXR	TangibleMRCreate	Software Tool	https://doi.org/10.2312/EGVE.20231339	An intuitive authoring tool created to facilitate the development of mixed reality content.
HEAT	EmoLoop	System / Software	https://doi.org/10.1109/IS264627.2025.11284604	A bi-directional system designed for emotion-driven interaction between remote audiences and performers.
SPIRIT	STEP-MR	Testing Platform	https://athena.itec.aau.at/2025/11/step-mr-a-subjective-testing-and-eye-tracking-platform-for-dynamic-point-clouds-in-mixed-reality/	A subjective testing and eye-tracking platform built specifically for dynamic point clouds in mixed reality.
PRESENCE	Flexible toolkit for real-time action recognition	Toolkit / Software	https://doi.org/10.5281/ZENODO.15974094	A flexible, reusable toolkit for the real-time action recognition of virtual humans in XR/AR environments.
e-DIPLOMA	Photogrammetry workflow for low-polygon 3D models	Workflow / Tool	https://repositori.uji.es/bitstreams/578c3673-2fd3-40e8-aac6-483cb08eacf8/download (PDF File)	A reusable workflow relying on free software to obtain low-polygon 3D models.
SHARESPACE	pharus	Plug-in	https://github.com/ArsElectronicaFuturelab/UE-DeepSpace-PharusLasertracking	The pharus tracking system is developed by researcher and artist Otto Naderer from the Ars Electronica Futurelab. This tracking system allows for the locations of objects, people, or groups to be tracked on the Deep Space floor.
SHARESPACE	Deep Sync Infrastructure	Plug-in	https://github.com/ArsElectronicaFuturelab/UE-DeepSpace-DeepSync https://github.com/ArsElectronicaFuturelab/DeepSync-Wearable-Server https://github.com/ArsElectronicaFuturelab/DeepSync-Wearable-Firmware	The Deep Sync Infrastructure brings biodata to the co-immersive Deep Space 8K. It includes the development of custom-made wearables and an Unreal Engine plug-in.
SHARESPACE	Cognitive Architectures	Plug-ins	https://sharespace.eu/cognitive-architectures/	Within SHARESPACE, cognitive architectures were designed, developed, and validated by SHARESPACE partner CRdC to drive the movement of virtual characters with different levels of autonomization.
SHARESPACE	Pixel Streaming Service	Plug-in	https://github.com/ALE-Rainbow/sharespace-pixel-streaming-infrastructure	WebRTC enables direct peer-to-peer audio connections that avoid the mixing delays inherent in centralized voice systems. A mesh network architecture allows multiple P2P connections between emitters and receivers, minimizing latency while maintaining audio quality.
SHARESPACE	Web Client-Server Bundle	Plug-in	https://github.com/ALE-Rainbow/sharespace-pixel-streaming-cpp-service	The project delivered a web client-server bundle that could be hosted either locally or in ALE cloud with connectors for direct connection with XR applications.
SHARESPACE	Avatar Replication in Shared Environments	Plug-in	https://github.com/CYENS/virtual-share-space	A unified multi-user platform was developed in Unreal Engine 5 by the team of Cyens, allowing distributed clients to connect and interact within shared virtual environments.