01HTML & ARIA
Same appearance. Three realities.
Compare three controls and try them with a keyboard. What changes when you choose a different HTML element?
Edikka’s open lab
Understand the web.
Try it for yourself.
Hands-on experiments to understand the web. Try the demonstrations, explore their code and follow their methods.
Explore the demonstrations
02Forms & receipt
“Message sent”. Actually received?
Correct an error, recover after a refusal and check uncertain receipt without creating a duplicate.
03Semantic HTML
What tools preserve.
Explore archived outputs from seven tools. Trace each comparison back to its source text.
04Images & stability
An image arrives. Does everything move?
Run two identical scenes, with and without reserved space, then inspect the laboratory measurements.
05Editorial review
Can we publish this title?
Check a proposal against its sources. Correct a claim and examine what still needs review.
06Internal linking
Which paths lead to your key pages?
Explore an archived graph and test a reversible hypothesis. Every relation keeps its evidence.
07SEO migration
14 missing URLs. 31% of the clicks.
Compare a fictional plan with its inventory, inspect missing decisions, then review your CSV files in your browser. French interface; no crawl or traffic forecast.
08Content & JSON-LD
Your page changed. Did your JSON-LD?
Compare two templates across eight fictional scenarios, then review your HTML files locally. Reusable profiles and evidence for each field. French interface; agreement does not certify truth.
09Rules & declared intent
A new restriction. An unintended opening.
A GPTBot group can reopen a path excluded by the wildcard group. Compare two files against your expectations, inspect decisive lines and export evidence. Six synthetic scenarios, local analysis. French interface.
From experiment to method
Continue in
the library.
Documented protocols, checklists and instruments: find the sources behind these experiments and resources to put them into practice.
Explore the Edikka library