Re: Straw Poll: What is the most widely deployed RDF serialization in 2020?

Gregg Kellogg
gregg@greggkellogg.net

> On Jun 18, 2020, at 1:21 PM, Melvin Carvalho <melvincarvalho@gmail.com> wrote:
> 
> 
> 
> On Tue, 16 Jun 2020 at 09:16, Dan Brickley <danbri@danbri.org <mailto:danbri@danbri.org>> wrote:
> 5.) is also JSON-LD, to be clear. It is used on many millions of websites. There is also a lot of RDFa and Microdata out there.
> 
> Thanks for the info Dan!
> 
> Not meaning to be pedantic here, but while the vast majority of data islands are indeed of type application/ld+json, there's nothing that I know if that prevents you from having another content type in the script tag:
> 
> https://github.com/linkeddata/rabel/blob/master/test/html/xml-data-island.html <https://github.com/linkeddata/rabel/blob/master/test/html/xml-data-island.html>
> 
> Here is an example used by timbl which uses the (perhaps outdated) application/xml content type
> 
> I could imagine other content types being used too, e.g. text/turtle or simpey application/json
> 
> I'm collecting links around standardization of this pattern, so please pass any on if you have any.  But perhaps it's so simple that, that would be over kill

Turtle informatively describes just this: https://www.w3.org/TR/turtle/#in-html <https://www.w3.org/TR/turtle/#in-html>.

My processors that look at HTML always try to find an RDF reader associated with the script type, although RDF/XML is more likely to be directly embedded within HTML, in my experience.

Gregg

> 
> On Tue, 16 Jun 2020 at 08:04, Melvin Carvalho <melvincarvalho@gmail.com <mailto:melvincarvalho@gmail.com>> wrote:
> Options:
> 
> 1. RDF/XML
> 
> 2. Turtle
> 
> 3. N Triples (e.g. in a quad store)
> 
> 4. JSON-LD
> 
> 5. Structured Data Blocks in Script tags aka "Data Islands" (e.g. used in SEO)*
> 
> 6. Other
> 
> The word "most widely" here is open to interpretation, and I would love to hear subjective or anecdotal points of view.  Looking for meaningful deployments.
> 
> Any links to stats would be really helpful!
> 
> Thanks!