rdflib.js

Linked Data API for JavaScript

Description

Javascript RDF library for browsers and Node.js.

# Reads and writes RDF/XML, Turtle and N3; Reads RDFa and JSON-LD # Read/Write Linked Data client, using WebDav or SPARQL/Update # Real-Time Collaborative editing with web sockets and PATCHes # Local API for querying a store # Compatible with RDFJS task force spec # SPARQL queries (not full SPARQL - just graph match and optional) # Smushing of nodes from owl:sameAs, and owl:{f,inverseF}unctionProperty # Tracks provenance of triples keeps metadata (in RDF) from HTTP accesses

Programming language: HTML

License: GNU General Public License v3.0 or later

Tags: Nodejs     Sparql     Rdf     Linked Data     Semantic Web     Json-ld    

Latest version: v2.1.3

README

rdflib.js

Javascript RDF library for browsers and Node.js.

• Reads and writes RDF/XML, Turtle and N3; Reads RDFa and JSON-LD
• Read/Write Linked Data client, using WebDav or SPARQL/Update
• Real-Time Collaborative editing with web sockets and PATCHes
• Local API for querying a store
• Compatible with RDFJS task force spec
• SPARQL queries (not full SPARQL - just graph match and optional)
• Smushing of nodes from owl:sameAs, and owl:{f,inverseF}unctionProperty
• Tracks provenance of triples keeps metadata (in RDF) from HTTP accesses

Documentation

See:

• The API documentation is partial but useful
• Tutorial: Using rdflib in a Solid web app
• Tutorial: Using rdflib.js
• Tutorial: Using Turtle
• Using authenticated & alternate fetch methods
• Block diagram: rdflib modules
• Block diagram: The Fetcher
• Block diagram: The Fetcher - handling retries

• Block diagram: The Update Manager

• The Solid developer portal at Inrupt

for more information.

Install

Browser (using a bundler like Webpack)

npm install rdflib

Browser (generating a <script> file to include)

git clone [email protected]:linkeddata/rdflib.js.git;
cd rdflib.js;
npm install;

Generate the dist directory

npm run build:browser

Node.js

Make sure you have Node.js and Node Package Manager (npm) installed.

npm install --save rdflib

Contribute

Subdirectories

• dist: Where the bundled libraries are built. Run npm run build to generate them.
• test: Tests are here.
• lib: Transpiled, non-bundled library is built here when the library is published to npm.

Dependencies

- XMLHTTPRequest (Node.js version)

Thanks

Thanks to the many contributors who have been involved along the way. LinkedData team & TimBL

LICENSE

MIT