Mermaid
Draws text-based diagrams such as flowcharts, sequence diagrams, and
ABC (music notation)
Renders standard music notation written as text into sheet music.
Chess
Displays a chess position on a board. Useful for showing an opening, a
Function plot
Plots a mathematical function (or several functions) as a graph.
Hanzi (Chinese character stroke order)
Animates the correct stroke order for one or more Chinese (Hanzi)
Newick (phylogenetic tree)
Draws a phylogenetic tree (a tree of evolutionary/hierarchical
QR code
Renders the text you write as a QR code.
Railroad (syntax diagram)
Draws a grammar rule or piece of syntax as a "railroad diagram": it
Regex
Visualizes a regular expression as a "railroad diagram" that shows
Seqviz (DNA/RNA map)
Shows a DNA, RNA, or protein sequence as a circular or linear map,
SMILES (chemical structure)
Draws a molecule written in SMILES notation as a chemical structure
VexTab (guitar tab)
Writes and renders guitar/bass tablature together with standard music
WaveDrom (timing diagram)
Draws a timing diagram showing how digital signals change over time.