Sparqlee
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Sparqlee is an open-source SPARQL 1.1 expression engine that is used by different Comunica actors for evaluating expressions.
Concretely, the following actors make us of this:
@comunica/actor-query-operation-extend: Implements the extend operator.@comunica/actor-query-operation-filter-sparqlee: Implements the filter operator.@comunica/actor-query-operation-group: Implements the group operator.@comunica/actor-query-operation-leftjoin: Implements the left join operator.@comunica/actor-query-operation-orderby-sparqlee: Implements the order by operator.