Repositories list

• rapid-triples

  Public template
  Generate RDF using a form-based interface

  Vue

  •

  Apache License 2.0

  •22 forks•33 stars•22 issues•00 pull requests•Updated Apr 22, 2026Apr 22, 2026

• kg4di

  Public
  Knowledge Graphs for Data Interoperability with Chimera (KG4DI)

  semanticdatatutorial+ 5

  semanticdatatutorialpipelineinteroperabilityknowledge-graphchimeraeswc

  HTML

  •00 forks•00 stars•00 issues•00 pull requests•Updated Apr 21, 2026Apr 21, 2026

• chimera

  Public
  Composable Semantic Transformation Pipelines

  rdfpipelinessemantic-web+ 3

  rdfpipelinessemantic-webmediatorapache-cameletl-framework

  Java

  •

  Apache License 2.0

  •44 forks•3737 stars•99 issues•55 pull requests•Updated Apr 16, 2026Apr 16, 2026

• typhon-rml

  Public
  Modularized Declarative KG Construction with RML and Chimera

  Python

  •

  Apache License 2.0

  •00 forks•22 stars•11 issue•00 pull requests•Updated Apr 14, 2026Apr 14, 2026

• heat-kg

  Public
  Explore the HEAT KG

  Jupyter Notebook

  •

  Apache License 2.0

  •00 forks•00 stars•00 issues•00 pull requests•Updated Apr 2, 2026Apr 2, 2026

• daont-ontology

  Public
  Repository for the Digital Assets Ontology (DAOnt)

  HTML

  •

  Creative Commons Attribution 4.0 International

  •00 forks•00 stars•00 issues•00 pull requests•Updated Mar 27, 2026Mar 27, 2026

• procedural-kg-llm

  Public
  Prompt-based pipeline for extracting procedural knowledge graphs from text with LLMs

  Jupyter Notebook

  •

  Apache License 2.0

  •00 forks•1818 stars•00 issues•00 pull requests•Updated Feb 17, 2026Feb 17, 2026

• grlc

  Public
  grlc builds Web APIs using shared SPARQL queries

  Python

  •

  MIT License

  •3535 forks•00 stars•00 issues•00 pull requests•Updated Feb 3, 2026Feb 3, 2026

• mapping-template

  Public
  A template-based component exploiting Apache Velocity to define declarative mappings for schema and data transformations.

  templaterdfsemantic-web+ 1

  templaterdfsemantic-webvelocity-template

  Java

  •

  Apache License 2.0

  •22 forks•99 stars•1313 issues•11 pull request•Updated Jan 28, 2026Jan 28, 2026

• heat-rapid-triples

  Public
  Contribute to the HEAT KG with a new Human Evaluation and Assessment Tool

  Vue

  •

  Apache License 2.0

  •00 forks•00 stars•00 issues•00 pull requests•Updated Dec 5, 2025Dec 5, 2025

• heat-ontology

  Public
  Repository for the Human Evaluation and Assessment Tools Ontology (HEAT)

  HTML

  •

  Creative Commons Attribution 4.0 International

  •00 forks•11 star•00 issues•00 pull requests•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

  •00 forks•33 stars•00 issues•00 pull requests•Updated Oct 23, 2025Oct 23, 2025

• chimera-deployment-templates

  Public
  Deployment templates for Chimera

  Shell

  •

  Apache License 2.0

  •00 forks•00 stars•22 issues•11 pull request•Updated Sep 5, 2025Sep 5, 2025

• dspa

  Public
  DSPA Dataspace vocabulary

  HTML

  •

  Creative Commons Attribution 4.0 International

  •00 forks•00 stars•00 issues•00 pull requests•Updated Jul 23, 2025Jul 23, 2025

• onto-pawls

  Public archive
  Python

  •

  Apache License 2.0

  •44 forks•55 stars•00 issues•00 pull requests•Updated Jul 14, 2025Jul 14, 2025

• coney

  Public
  CONEY: The CONversational survEY Toolkit

  surveysgraph-modelquestionnaire+ 1

  surveysgraph-modelquestionnaireconversational-interface

  CSS

  •

  Apache License 2.0

  •11 fork•1010 stars•22 issues•00 pull requests•Updated Jul 3, 2025Jul 3, 2025

• chimera-tutorial

  Public
  Chimera Tutorial

  Java

  •

  Apache License 2.0

  •11 fork•22 stars•11 issue•00 pull requests•Updated Jul 3, 2025Jul 3, 2025

• competence-kg

  Public
  A tutorial on Knowledge Graphs discussing how to model the employee competences within a company

  tutorialsqlsparql+ 6

  tutorialsqlsparqlknowledge-graphcypherdata-modelingcompetencesllmlangchain

  Jupyter Notebook

  •

  Apache License 2.0

  •66 forks•1010 stars•00 issues•00 pull requests•Updated Jul 3, 2025Jul 3, 2025

• contributing

  Public
  Template of contributing guidelines for Cefriel repositories

  Other

  •00 forks•00 stars•00 issues•00 pull requests•Updated Jul 3, 2025Jul 3, 2025

• ontology-template

  Public template
  Template repository for an ontology

  CSS

  •

  Creative Commons Attribution 4.0 International

  •00 forks•33 stars•00 issues•00 pull requests•Updated Jul 3, 2025Jul 3, 2025

• tangent-model

  Public
  TANGENT ontology for the TANGENT Reference Conceptual Model

  transportationontologysiri+ 4

  transportationontologysirinetexdatextransmodeldatex-ii

  HTML

  •

  Creative Commons Attribution 4.0 International

  •00 forks•22 stars•00 issues•00 pull requests•Updated Mar 28, 2025Mar 28, 2025

• mapping-template-eval

  Public
  Python

  •00 forks•00 stars•00 issues•00 pull requests•Updated Aug 31, 2024Aug 31, 2024

• tandcatap

  Public
  Repository for TangentDCAT-AP and related controlled vocabularies.

  HTML

  •00 forks•00 stars•00 issues•00 pull requests•Updated Apr 16, 2024Apr 16, 2024

• controlled-vocabulary-template

  Public template
  Template repository for controlled vocabularies

  HTML

  •

  Creative Commons Attribution 4.0 International

  •11 fork•11 star•00 issues•00 pull requests•Updated Mar 19, 2024Mar 19, 2024

• siri

  Public
  SIRI (Standard Interface for Real-time Information) ontology

  transportationontologysiri

  transportationontologysiri

  HTML

  •

  Creative Commons Attribution 4.0 International

  •00 forks•00 stars•00 issues•00 pull requests•Updated Mar 18, 2024Mar 18, 2024

• rdf-template

  Public archive
  Lift to RDF and lower from RDF using Apache Velocity templates.

  templaterdfsemantic-web

  templaterdfsemantic-web

  Java

  •

  Apache License 2.0

  •00 forks•00 stars•00 issues•00 pull requests•Updated Jun 26, 2023Jun 26, 2023

• rmlmapper-cefriel

  Public
  Fork of the RMLio/rmlmapper-java repository maintained by Cefriel.

  Java

  •

  MIT License

  •6565 forks•11 star•00 issues•00 pull requests•Updated Jun 21, 2023Jun 21, 2023

• k-hub-ontology

  Public
  Creative Commons Attribution 4.0 International

  •11 fork•00 stars•00 issues•00 pull requests•Updated Mar 22, 2023Mar 22, 2023

• industrial-procedure-ontology

  Public
  Creative Commons Attribution 4.0 International

  •00 forks•00 stars•00 issues•00 pull requests•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

  •00 forks•00 stars•00 issues•00 pull requests•Updated Jul 27, 2022Jul 27, 2022