README

ARC2 is a PHP 8.4+ library for working with RDF. It also provides a MySQL-based triplestore with SPARQL support. Older versions of PHP may work, but are not longer tested.

Documentation

For the documentation, see the Wiki. To quickly get started, see the Getting started guide.

Installation

Requires PHP 8.4+.

Package available on Composer.

You should use Composer for installation:

composer require semsol/arc2:^3

Further information about Composer usage can be found here, for instance about autoloading ARC2 classes.

RDF triple store

SPARQL support

Please have a look into SPARQL-support.md to see which SPARQL 1.0/1.1 features are currently supported.

Internal information for developers

Please have a look here to find information about maintaining and extending ARC2 as well as our docker setup for local development.