# Fonts Like Monaspace Xenon

12 open fonts whose letters are closest to Monaspace Xenon, ranked by a glyph comparison. All free for commercial use.

## Quick Answer

The closest open font to Monaspace Xenon is Monaspace Neon (similarity 71), then Monaspace Argon and Ubuntu Mono. Monaspace Neon is released under the SIL Open Font License 1.1 and is free for commercial use.

## Ranked Open Lookalikes (12 Fonts)

| Rank | Font | Similarity Score | Licence | Details |
| :--- | :--- | :--- | :--- | :--- |
| #1 | **Monaspace Neon** | 71 / 100 | OFL-1.1 | [/fonts/monaspace-neon/](/fonts/monaspace-neon.md) |
| #2 | **Monaspace Argon** | 66 / 100 | OFL-1.1 | [/fonts/monaspace-argon/](/fonts/monaspace-argon.md) |
| #3 | **Ubuntu Mono** | 61 / 100 | UFL-1.0 | [/fonts/ubuntu-mono/](/fonts/ubuntu-mono.md) |
| #4 | **Roboto Mono** | 60 / 100 | OFL-1.1 | [/fonts/roboto-mono/](/fonts/roboto-mono.md) |
| #5 | **Cascadia Code** | 60 / 100 | OFL-1.1 | [/fonts/cascadia-code/](/fonts/cascadia-code.md) |
| #6 | **Spline Sans Mono** | 59 / 100 | OFL-1.1 | [/fonts/spline-sans-mono/](/fonts/spline-sans-mono.md) |
| #7 | **IBM Plex Mono** | 59 / 100 | OFL-1.1 | [/fonts/ibm-plex-mono/](/fonts/ibm-plex-mono.md) |
| #8 | **Martian Mono** | 58 / 100 | OFL-1.1 | [/fonts/martian-mono/](/fonts/martian-mono.md) |
| #9 | **Chivo Mono** | 58 / 100 | OFL-1.1 | [/fonts/chivo-mono/](/fonts/chivo-mono.md) |
| #10 | **Overpass Mono** | 58 / 100 | OFL-1.1 | [/fonts/overpass-mono/](/fonts/overpass-mono.md) |
| #11 | **iA Writer Mono** | 58 / 100 | OFL-1.1 | [/fonts/ia-writer-mono/](/fonts/ia-writer-mono.md) |
| #12 | **Geist Mono** | 58 / 100 | OFL-1.1 | [/fonts/geist-mono/](/fonts/geist-mono.md) |

## Scoring Method

62 letters and digits (A-Z a-z 0-9) rendered at 160px cap height on a 32x32 grid with 3px gaussian blur, combined with edge-orientation texture (15% weight). Scores are normalized so that 0 represents an average pair of fonts across the 1571 compared fonts, and 100 represents identical letter shapes. Computed on 2026-10-22 using glyph-shape + edge-texture v2.

## Machine API

JSON representation available at [/api/fonts-like/monaspace-xenon.json](/api/fonts-like/monaspace-xenon.json).