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

Type
Speedy
Status
Running
Protocol
SPARQL
Statements
27.143.009
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
6 months ago
Loaded
18 days ago
Up-to-date
Loaded statements
27.143.009
Loaded graphs
12 / 12

Elasticsearch creates a text-index for your linked data.

Type
Elasticsearch
Status
Running
Protocol
Elasticsearch
Created
a month ago
Loaded
18 days ago
Up-to-date
Loaded statements
27.143.009
Loaded graphs
12 / 12