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

Type
Speedy
Status
Running
Protocol
SPARQL
Statements
52.294
Up-to-date
Always

Elasticsearch creates a text-index for your linked data.

Type
Elasticsearch
Status
Running
Protocol
Elasticsearch
Created
a month ago
Loaded
a month ago
Up-to-date
Loaded statements
52.294
Loaded graphs
2 / 2

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
a month ago
Loaded
a month ago
Up-to-date
Loaded statements
52.294
Loaded graphs
2 / 2