MFM Builder
Type text, apply modifiers from groups, preview MFM source, then copy to clipboard.
Input text (you can select part of text and apply modifiers to selection)
Formatting
Bold
Strikethrough
Inline code
Quote
Small
Center
CustomEmoji (name)
Transforms / Layout
Flip
Flip H
Flip V
Rotate
Shift X
Shift Y
Scale
Animations / Effects
Jelly
Tada
Jump
Bounce
Spin
Spin X
Spin Y
Shake
Twitch
Sparkle
Rainbow
$[x2]
$[x3]
$[x4]
Decorations / Border / Color
Border solid
Border color
FG color
BG color
Blur
Advanced / Others
$[ruby]
Code block
Link
Hidden preview link
Generated MFM source
Copy MFM
Reset
Wrap selection with custom
Ready
Preview (best-effort plain preview — actual Misskey client renders MFM differently)
Auto-update MFM:
live