This is the list of inline tags along with their availability
abbr - The Abbreviation Element
b - The Bring Attention To Element
br - The Line Break Element
button - The Button Element - Needs attributes
cite - The Citation Element - First attrube should be able to be link
code - The Inline Code Element
data - The Data Element - Needs attributes
del - The Deleted Text Element - Needs attributes
dfn - The Definition Element
em - The Emphasis Element
i - The Idiomatic Text Element
img - The Image Embed Element
input - The Input (Form Input) Element - Needs attributes
ins - The Insert Element - Needs attributes
kbd - The Keyboard Input Element
link - The External Resource Link Element
linkid - Just like like but takes an id. It's up to the implementation to know what to do with them
mark - The Mark Text Element
meter - The HTML Meter Element - Needs attributes
object - The External Object Element - Needs attributes
progress - The Progress Indicator Element - Needs attributes
q - The Inline Quotation Element
s - The Strikethrough Element
samp - The Sample Output Element
small - The Side Comment Element
span - The Content Span Element
strong - The Strong Importance Element
sub - The Subscript Element
sup - The Superscript Element
time - The (Date) Time Element - Needs attributes
u - The Unarticulated Annotation Element
var - The Variable element
wbr - The Line Break Opportunity Element