← All typefaces Font Studio · mono

Rian Mono

A monospace for reading code, where every confusable pair (0 O o, 1 l I i, 5 S, rn m) differs by silhouette, not just by detail.

  • 1088 characters
  • 300–700 variable weight
  • Italic included
  • v2.142
{fill: 0x2A, rn → m}

if (a != b) { return x => x * 2; }

ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz 0123456789

if (l1 != Il && O0 == 0o) { return rn(m); } Ångström, façade, naïve, Øresund, Łódź, ₹1,250 · €14 · “quotes” & (brackets).

In use

main.rs
// Every confusable pair reads apart: 0O 1lI rn m
fn total(items: &[Item]) -> u64 {
    items.iter()
        .filter(|i| i.qty != 0)
        .map(|i| i.price * i.qty)
        .sum()
}
┌──────────┬────────┐
│ build    │ ✓ 2.1s │
│ test     │ ✓ 8.4s │
└──────────┴────────┘
$ git log --oneline -1
a1d56f8 ship it

Every character

Hover or tap a character to see it large.

Pairs well with

Developer docs

Vedu Sans for explanations, Rian Mono for every line of code.

Rian Mono + Vedu Sans Playful and technical

Dimple Sans headings with Rian Mono data and labels, as on this website.

Rian Mono + Dimple Sans

License Rian Mono

Desktop, web and app licences for teams of any size.

How licensing works