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    32 repositories

    • grlc

      Public
      grlc builds Web APIs using shared SPARQL queries
      Python
      •
      MIT License
      •34•0•0•0•Updated Feb 3, 2026Feb 3, 2026

    • chimera

      Public
      Composable Semantic Transformation Pipelines
      rdfpipelinessemantic-webmediatorapache-cameletl-framework
      Java
      •
      Apache License 2.0
      •4•35•8•3•Updated Jan 28, 2026Jan 28, 2026

    • mapping-template

      Public
      A template-based component exploiting Apache Velocity to define declarative mappings for schema and data transformations.
      templaterdfsemantic-webvelocity-template
      Java
      •
      Apache License 2.0
      •2•8•13•1•Updated Jan 28, 2026Jan 28, 2026

    • rapid-triples

      Public template
      Generate RDF using a form-based interface
      Vue
      •
      Apache License 2.0
      •1•3•2•0•Updated Jan 14, 2026Jan 14, 2026

    • kg4di

      Public
      0•0•0•0•Updated Dec 19, 2025Dec 19, 2025

    • heat-rapid-triples

      Public
      Contribute to the HEAT KG with a new Human Evaluation and Assessment Tool
      Vue
      •
      Apache License 2.0
      •0•0•0•0•Updated Dec 5, 2025Dec 5, 2025

    • heat-kg

      Public
      Explore the HEAT KG
      Jupyter Notebook
      •
      Apache License 2.0
      •0•0•0•0•Updated Dec 4, 2025Dec 4, 2025

    • heat-ontology

      Public
      Repository for the Human Evaluation and Assessment Tools Ontology (HEAT)
      HTML
      •
      Creative Commons Attribution 4.0 International
      •0•1•0•0•Updated Dec 3, 2025Dec 3, 2025

    • convergo

      Public
      Chimera Converter from GTFS/GTFS(-RT) to the Italian Profiles of NeTEx and SIRI
      Java
      •
      European Union Public License 1.2
      •0•2•0•0•Updated Oct 23, 2025Oct 23, 2025

    • chimera-deployment-templates

      Public
      Deployment templates for Chimera
      Shell
      •
      Apache License 2.0
      •0•0•2•1•Updated Sep 5, 2025Sep 5, 2025

    • dspa

      Public
      DSPA Dataspace vocabulary
      HTML
      •
      Creative Commons Attribution 4.0 International
      •0•0•0•0•Updated Jul 23, 2025Jul 23, 2025

    • onto-pawls

      Public archive
      Python
      •
      Apache License 2.0
      •4•5•0•0•Updated Jul 14, 2025Jul 14, 2025

    • procedural-kg-llm

      Public
      Prompt-based pipeline for extracting procedural knowledge graphs from text with LLMs
      Jupyter Notebook
      •
      Apache License 2.0
      •0•15•0•0•Updated Jul 3, 2025Jul 3, 2025

    • coney

      Public
      CONEY: The CONversational survEY Toolkit
      surveysgraph-modelquestionnaireconversational-interface
      CSS
      •
      Apache License 2.0
      •1•10•2•0•Updated Jul 3, 2025Jul 3, 2025

    • chimera-tutorial

      Public
      Chimera Tutorial
      Java
      •
      Apache License 2.0
      •1•2•1•0•Updated Jul 3, 2025Jul 3, 2025

    • competence-kg

      Public
      A tutorial on Knowledge Graphs discussing how to model the employee competences within a company
      tutorialsqlsparqlknowledge-graphcypherdata-modelingcompetencesllmlangchain
      Jupyter Notebook
      •
      Apache License 2.0
      •6•10•0•0•Updated Jul 3, 2025Jul 3, 2025

    • contributing

      Public
      Template of contributing guidelines for Cefriel repositories
      Other
      •0•0•0•0•Updated Jul 3, 2025Jul 3, 2025

    • ontology-template

      Public template
      Template repository for an ontology
      CSS
      •
      Creative Commons Attribution 4.0 International
      •0•2•0•0•Updated Jul 3, 2025Jul 3, 2025

    • typhon-rml

      Public
      Modularized Declarative KG Construction with RML and Chimera
      Python
      •
      Apache License 2.0
      •0•2•1•0•Updated Jun 9, 2025Jun 9, 2025

    • tangent-model

      Public
      TANGENT ontology for the TANGENT Reference Conceptual Model
      transportationontologysirinetexdatextransmodeldatex-ii
      HTML
      •
      Creative Commons Attribution 4.0 International
      •0•2•0•0•Updated Mar 28, 2025Mar 28, 2025

    • mapping-template-eval

      Public
      Python
      •0•0•0•0•Updated Aug 31, 2024Aug 31, 2024

    • tandcatap

      Public
      Repository for TangentDCAT-AP and related controlled vocabularies.
      HTML
      •0•0•0•0•Updated Apr 16, 2024Apr 16, 2024

    • controlled-vocabulary-template

      Public template
      Template repository for controlled vocabularies
      HTML
      •
      Creative Commons Attribution 4.0 International
      •1•1•0•0•Updated Mar 19, 2024Mar 19, 2024

    • siri

      Public
      SIRI (Standard Interface for Real-time Information) ontology
      transportationontologysiri
      HTML
      •
      Creative Commons Attribution 4.0 International
      •0•0•0•0•Updated Mar 18, 2024Mar 18, 2024

    • rdf-template

      Public archive
      Lift to RDF and lower from RDF using Apache Velocity templates.
      templaterdfsemantic-web
      Java
      •
      Apache License 2.0
      •0•0•0•0•Updated Jun 26, 2023Jun 26, 2023

    • rmlmapper-cefriel

      Public
      Fork of the RMLio/rmlmapper-java repository maintained by Cefriel.
      Java
      •
      MIT License
      •66•1•0•0•Updated Jun 21, 2023Jun 21, 2023

    • k-hub-ontology

      Public
      Creative Commons Attribution 4.0 International
      •1•0•0•0•Updated Mar 22, 2023Mar 22, 2023

    • industrial-procedure-ontology

      Public
      Creative Commons Attribution 4.0 International
      •0•0•0•0•Updated Nov 9, 2022Nov 9, 2022

    • rdf-lowerer

      Public archive
      A template-based lowerer for RDF repositories exploiting Apache Velocity.
      Java
      •
      Apache License 2.0
      •0•0•0•0•Updated Jul 27, 2022Jul 27, 2022

    • survey-ontology

      Public
      An Ontology to model surveys and collected answers as research objects.
      Creative Commons Attribution 4.0 International
      •2•3•4•0•Updated Nov 23, 2021Nov 23, 2021