Speedy is actively maintained by Triply and is standards conformant, always available and always up-to-date.

Type
Speedy
Status
Running
Protocol
SPARQL
Statements
532.004.521
Up-to-date
Always

Virtuoso does not follow the SPARQL standard well, but is able to scale to large datasets, and has support for geospatial queries.

Type
Virtuoso
Status
Running
Protocol
SPARQL
Created
3 days ago
Loaded
3 days ago
Up-to-date
Loaded statements
532.004.521
Loaded graphs
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