SPARQL engines

Fast, focused query engines for linked data.

Legra wrote this comparison. Checked 26 September 2026.

Legra runs its own engine inside a workspace, with history, rules, and access around every answer.

Products

Scored from each vendor's public docs
	End-to-end encryption	Branching	Reasoning	Validation	Peer-to-peer
Legra	Authorized query hosts decrypt
Oxigraph
QLever
Tentris

Yes Unknown

Select a score for its evidence.

Selected strength Not assessed