Comparison of layout engines (WHATWG)

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The following tables compare WHATWG support for a number of layout engines.

Contents 1 Web Forms 2.0 2 Web Applications 1.0 3 Web Controls 1.0 4 References

[edit] Web Forms 2.0

	Gecko (Mozilla/Firefox)	WebCore (Safari)	Presto (Opera)
attributes
min	No	?	Yes
max	No	?	Yes
step	No	?	Yes
pattern	?	?	Yes
required	No	?	Yes
form	?	?	Yes
autocomplete	Yes	Yes	Yes
autofocus	No	?	Yes
inputmode	?	?	Yes
list	?	?	Yes
template	?	?	Yes
repeat	?	?	Yes
repeat-min	?	?	Yes
repeat-max	?	?	Yes
elements
datalist	No	?	Yes
output	No	?	Yes
input types
datetime	No	?	Yes
datetime-local	No	?	Yes
date	No	?	Yes
month	No	?	Yes
week	No	?	Yes
time	No	?	Yes
number	No	?	Yes
range	No	?	Yes
email	No	?	Yes
url	No	?	Yes
add	No	?	Yes
remove	No	?	Yes
move-up	No	?	Yes
move-down	No	?	Yes

[edit] Web Applications 1.0

	Gecko (Mozilla/Firefox)	WebCore (Safari)	Presto (Opera)
Canvas	Yes	Yes	Yes
Audio	?	?	Yes
<video>	?	?	Yes (internal builds)

[edit] Web Controls 1.0

[edit] References

• Opera Developer Community. Improve your forms using HTML5. Retrieved on February 10, 2007.
• Opera Developer Community. Web Technologies for Opera Web Applications. Retrieved on February 10, 2007.