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 git@github.com: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