JSPM

Visual client-side SPARQL query builder and knowledge graph exploration tool

A JSON-LD command line interface tool.

SHACL form generator

This command line tool validates Turtle documents and does XSD datatype checks

A native implementation of the RDF Dataset Normalization Algorithm for Node.js.

An experimental TypeScript library for query containment in federated SPARQL queries, based on the Specs approach.

LINCD is a JavaScript library for building user interfaces with linked data (also known as 'structured data', or RDF)

Non-validating tokenizer / parser for the RDF N-Triples and N-Quads serializations (or any “N-x”)

Easily transform between RDF syntaxes

RDForms (aka RDF Forms) is a JavaScript library that uses templates to describe how to edit, present and validate RDF. The library is intended to be used in web applications to ease the burden of developers to deal natively with RDF.

A web component to easily deploy a user-friendly network visualization for one or more endpoints.

A standard web component to easily deploy a user-friendly SPARQL query editor for one or more endpoints. Built on the popular YASGUI editor, it provides context-aware autocomplete for classes and predicates based on the content of the endpoints.

Implementation in Typescript of the RDF Canonicalization Algorithm RDFC-1.0, on top of the RDF/JS interfaces

Checks if a BaseQuad is a valid RDF Quad

RDF graph store supporting the SPARQL query language

A CLI to merge multiple turtle files into one file

A static file serve with content negotiation for RDF.

This is a mapper for the RDF mapping language

Convert JSON-LD to N-Triples or Turtle format

A slimmed down version of jsonld.js for usage with webpack.

An RDF Stream Processing Library for Javascript built on top of [N3.js](https://github.com/rdfjs/N3.js/) and [Comunica](https://comunica.dev/)

Linked Data Transcriber

A JSON-LD Processor and API implementation in JavaScript.

Creation of tree structured fragmentations of RDF data

A module for generating DID keys and issuing Verifiable Credentials (VC), which can be utilized in fibjs, Node.js, and browsers.

BEACON link dump format implementation in JavaScript

Mapping script from gtfs to (linked) connections

Verifiable Credentials React Native library.

interface to the ConceptNet semantic network

Utilities to parse grouped quads from the N3-family of serializations based on parser directives

Node.js LDP implementation

An implementation of the Linked Data Signatures specifications for JSON-LD in Typescript supporting React Native.

Utility functions for traversing the Medical Subject Heading (MeSH) tree

access Solid & linked-data resources using no-code HTML components

A set of utilities for signing RDF. :warning: Not for production use :warning:

JSON-Schema-LD is a syntactic sugar for JSON Schema to enable generative interoperability by means of representing JSON schema in RDF vocabularies (RDF Scheme) and RDF shapes in SHACL.

WebAssembly version of FlexRML, a flexible and memory efficient RML processor.

JSON Schema LD is a syntactic sugar for JSON Schema to enable generative interoperability by means of representing JSON schema in RDF vocabularies (RDF Scheme) and RDF shapes in SHACL.

Simplified RDF/XML parser

A set of useful LD-R components for void descriptions

Secure an RDF Dataset through VC's Data Integrity

This is a forked rocketrml mapper for the RDF mapping language

Helps aggregate subject-predicate-object triples into condensed "digests"

A parser to read and write textual formulas from / to OpenMath RDF syntax

Linked Connections RDF generator based on PoDiGG

JavaScript Linked Data Stack

Standard Analytics Statistical Ontology

client for creating SPARQL queries and communicating with services like DBpedia

Transform stream there extracts feed links from a HTML page

Simple Knowledge Graph

Placeholder for a maintained package that versions prefix.cc

CLI tool for Confluence MDK

RESTful interface for RDF-Ext Stores

This is a mapper for the RDF mapping language

An RDF inferencer that extends the HyLAR (https://github.com/ucbl/HyLAR-Reasoner.git) inferencing engine to allow inferencing with SPARQL Construct queries

A library to read JSON-LD from stdin, URLs, and files.

Simple Knowledge Reasoner

An implementation of the Linked Data Signatures specifications for JSON-LD in JavaScript.

Vue component to visualize RDF relationships and Timelines using Vis.js

A component to visualize RDF compact schemas

An implementation of the Linked Data Signatures specification for JSON-LD. Works in fibjs.

Just a simple SPARQL query builder

A proxy for the rdf-object library to match the LDflex API

A set of basic and useful components for Linked Data Reactor (http://ld-r.org)

Converts VSM-JSON to RDF

An Ember-friendly jsonld.js wrapper.

Autogenerate user interfaces from SHACL shapes

Javascript linked representation of JSON-LD graphs

A set of useful components for LD-Reactor

Module with methods to convert RDF to LaTeX tables.

Manager for handling communication and callbacks with a SPARQL endpoint; also allows for use of templates.

Verifiable Credentials JavaScript library.

A JSON-LD Processor and API implementation for fibjs.

React components to visualize RDF relationships

A HTML5 form generator for any SHACL constraint compliant to the W3C standard.

Querying RDF data with Prolog

CLI and library to properly format RDF data with the GeoJSON-LD (https://purl.org/geojson/vocab#) vocabulary as GeoJSON

An implementation of the Linked Data Signatures specifications for JSON-LD in JavaScript.

Small utility that converts string representations of RDF terms to a JSON representation as specified by RDF.js

Typescript RDF Turtle (TTL) Serializer/Deserializer

This package provides utilities for converting MARC XML records to RDF (Resource Description Framework) data. It's a specialized component of the EDB Framework that bridges the gap between library catalog data in MARC format and semantic web representatio

RAMP shapes: declarative RDF ↔ algebraic data type mapping

Implementation of W3C's RDF Interfaces API

React components to visualize RDF relationships

Extracts RDF from a URL

An implementation of the Linked Data Signatures specifications for JSON-LD in JavaScript.

Extracts RDF from markdown using SHACL shapes

A TypeScript library for traversing RDF Graphs to extract and query data matching JSON Schemas, facilitating the development of semantic user interfaces.

This library provides methods for canonicalising RDF.

A JavaScript template literal tag that parses SPARQL queries

A JSON-LD Processor and API implementation in JavaScript.