92 Open source projects that are alternatives of or similar to Ontop

Amazon Neptune CSV to RDF Converter is a tool for Amazon Neptune that converts property graphs stored as comma separated values into RDF graphs.

LD Connect is a Linked Data portal for IOS Press in collaboration with the STKO Lab at UC Santa Barbara.

A Store back-end for rdflib to allow for reading and querying HDT documents

🍵 SPARQL-like DSL for querying in memory Linked Data Models

JS utils functions to query a Wikibase instance and simplify its results

RDF2X converts big RDF datasets to the relational database model, CSV, JSON and ElasticSearch.

Sparklis is a query builder in natural language that allows people to explore and query SPARQL endpoints with all the power of SPARQL and without any knowledge of SPARQL.

An R package for the Wikidata Query Service API

an Ontology SDK

In-memory Graph Database and Knowledge Graph with Natural Language Interface, compatible with Pandas

Tool for Search in Structured Semantic Data

📬 A knowledge graph querying framework for JavaScript

Get notifications about changes in your SPARQL endpoint.

Ontology-driven Linked Data processor and server for SPARQL backends. Apache License.

The Knowledge Graph notebook. Apache license.

grlc builds Web APIs using shared SPARQL queries

OWL and Semantic Web toolkit for Common Lisp, used for construction and reasoning over ontologies and ontology-structured data

An RDF plugin for Solr

INCEpTION provides a semantic annotation platform offering intelligent annotation assistance and knowledge management.

A more handy way to use SPARQL data in your web app

A SPARQL query federator of heterogeneous data sources

A library that uses Python to connect and manipulate Jena Fuseki, which provides sync and async methods.

SPARQL micro-services: A lightweight approach to query Web APIs with SPARQL

dotNetRDF is a powerful and flexible API for working with RDF and SPARQL in .Net environments

Mobi is a decentralized, federated, and distributed graph data platform for teams and communities to publish and discover data, data models, and analytics that are instantly consumable.

SANSA Query Layer

🤖 Neural SPARQL Machines for Knowledge Graph Question Answering.

Language Servers for Stardog Languages

(subjective) overview of projects which are related both to python and semantic technologies (RDF, OWL, Reasoning, ...)

IGUANA is a benchmark execution framework for querying HTTP endpoints and CLI Applications such as Triple Stores. Contact: [email protected]

Software platform implementing and extending the standards of the Semantic Web.

Docker images of Jupyter Lab for various languages.

python library for working with ontologies and ontology associations

A KBQA system based on DBpedia.

SPARQL-proxy: provides cache, job control, and logging for any SPARQL endpoint

ONT-API (OWL-API over Apache Jena)

The semantic desktop search engine

Linked SPARQL Queries (LSQ): Framework for RDFizing triple store (web) logs and performing SPARQL query extraction, analysis and benchmarking in order to produce datasets of Linked SPARQL Queries

SKOS-Play allows to print SKOS files in HTML or PDF. It also embeds xls2rdf to generate RDF from Excel.

Wikidata-based scholarly profiles

Tentris is a tensor-based RDF triple store with SPARQL support.

🔗 Semantic MediaWiki turns MediaWiki into a knowledge management platform with query and export capabilities

🖧 Quads in Git - Distributed Version Control for RDF Knowledge Bases

An adaptive query processing engine for SPARQL endpoints.

Graph databases, Knowledge Graphs, SPARQ

Document RDFizer for CouchDB

Datatype agnostic triple store & query engine API

Graph Explorer can be used to explore RDF graphs in SPARQL endpoints or on the web.

SPARQL graph database

A question answering system for RDF knowledge graphs.

Eclipse RDF4J: scalable RDF for Java

The Joinup project moved to https://git.fpfis.eu/ec-europa/digit-joinup-reference

Library extending Jupyter notebooks to integrate with Apache TinkerPop and RDF SPARQL.

Lib PHP for SPARQL 1.1

JDBC driver for data.world

A wrapper for a remote SPARQL endpoint

A parser for the SPARQL query language in JavaScript

SPARQL for JSON: Turn JSON into RDF using SPARQL syntax

Streaming, transforming, SPARQL-based CSV to RDF converter. Apache license.

Generation of bilingual dictionaries from Wiktionary/dbnary data for the WikDict project