211 Open source projects that are alternatives of or similar to Virtuoso Sparql Endpoint Quickstart

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

Sparnatural : javascript visual SPARQL query builder

EasyRdf is a PHP library designed to make it easy to consume and produce RDF.

A question answering system for RDF knowledge graphs.

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

🚂 A framework for building SPARQL query engines in Javascript/Typescript

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

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

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

Lightweight Linked Data Server and Proxy

SPARQL for JSON: Turn JSON into RDF using SPARQL syntax

Converts GraphQL queries to SPARQL queries

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

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

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

Redland Rasqal RDF Query Library

Lightweight and friendly .NET library for modeling Semantic Web applications

An RDF plugin for Solr

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.

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

ONT-API (OWL-API over Apache Jena)

A SPARQL query federator of heterogeneous data sources

Document RDFizer for CouchDB

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

A curated list of various semantic web and linked data resources.

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

Eclipse RDF4J: scalable RDF for Java

Blazegraph High Performance Graph Database

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

an Ontology SDK

Datatype agnostic triple store & query engine API

Information Integration Tool

📬 A knowledge graph querying framework for JavaScript

The semantic desktop search engine

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.

This is the core development repository for BrightstarDB.

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

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

python library for working with ontologies and ontology associations

A wrapper for a remote SPARQL endpoint

🤖 Neural SPARQL Machines for Knowledge Graph Question Answering.

SANSA Query Layer

Tool for Search in Structured Semantic Data

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

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

A parser for the SPARQL query language in JavaScript

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

DEPRECATED. See askomics/flaskomics

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

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

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

The Knowledge Graph notebook. Apache license.

Language Servers for Stardog Languages

A distributed knowledge graph store

A Triple Pattern Fragments server for Node.js

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

Get notifications about changes in your SPARQL endpoint.

Apache Jena

Form generators leveraging semantic web standards (RDF(S), OWL, SPARQL , ...