The following table gives an overview about the use of all characters that begin a markup element.
|=Character:|[[Blocks|00001007030000]]<|[[Inlines|00001007040000]]<
|''!''|(free)|(free)
|''"''|[[Verse block|00001007030700]]|[[Short inline quote|00001007040100]]
|''#''|[[Ordered list|00001007030200]]|[[marked / highlighted text|00001007040100]]
|''$''|[[Math-mode|00001007031400]]|[[Inline math|00001007040200]]
|''%''|[[Comment block|00001007030900]]|[[Comment|00001007040000]]
|''&''|(free)|[[Entity|00001007040000]]
|''\'''|(free)|[[Computer input|00001007040200]]
|''(''|(free)|(free)
|'')''|(free)|(free)
|''*''|[[Unordered list|00001007030200]]|[[strongly emphasized text|00001007040100]]
|''+''|(reserved)|(reserved)
|'',''|(free)|[[Sub-scripted text|00001007040100]]
|''-''|[[Horizontal rule|00001007030400]]|""[[en-dash|00001007040000]]""
|''.''|(free)|(free)
|''/''|(free)|(free)
|'':''|[[Region block|00001007030800]] / [[description text|00001007030100]]|[[Inline region|00001007040100]]
|'';''|[[Description term|00001007030100]]|(free)
|''<''|[[Quotation block|00001007030600]]|(free)
|''=''|[[Headings|00001007030300]]|[[Computer output|00001007040200]]
|''>''|[[Quotation lists|00001007030200]]|[[Inserted text|00001007040100]]
|''?''|(free)|(free)
|''@''|[[Inline-Zettel block|00001007031200]]|(reserved)
|''[''|(reserved)|[[Linked material|00001007040300]], [[citation key|00001007040300]], [[footnote|00001007040300]], [[mark|00001007040300]]
|''\\''|(blocked by inline meaning)|[[Escape character|00001007040000]]
|'']''|(reserved)|End of [[link|00001007040300]], [[citation key|00001007040300]], [[footnote|00001007040300]], [[mark|00001007040300]]
|''^''|(free)|[[Super-scripted text|00001007040100]]
|''_''|(free)|[[Emphasized text|00001007040100]]
|''`''|[[Verbatim block|00001007030500]]|[[Literal text|00001007040200]]
|''{''|[[Transclusion|00001007031100]]|[[Embedded material|00001007040300]], [[Attribute|00001007050000]]
|''|''|[[Table row / table cell|00001007031000]]|Separator within link and [[embed|00001007040320]] formatting
|''}''|End of [[Transclusion|00001007031100]]|End of embedded material, End of Attribute
|''~''|[[Evaluation block|00001007031300]]|[[Deleted text|00001007040100]]