# Fonts Like Trispace

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

## Quick Answer

The closest open font to Trispace is iA Writer Duo (similarity 78), then Epilogue and iA Writer Quattro. iA Writer Duo 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 | **iA Writer Duo** | 78 / 100 | OFL-1.1 | [/fonts/ia-writer-duo/](/fonts/ia-writer-duo.md) |
| #2 | **Epilogue** | 77 / 100 | OFL-1.1 | [/fonts/epilogue/](/fonts/epilogue.md) |
| #3 | **iA Writer Quattro** | 75 / 100 | OFL-1.1 | [/fonts/ia-writer-quattro/](/fonts/ia-writer-quattro.md) |
| #4 | **Clear Sans** | 75 / 100 | Apache-2.0 | [/fonts/clear-sans/](/fonts/clear-sans.md) |
| #5 | **League Mono** | 75 / 100 | OFL-1.1 | [/fonts/league-mono/](/fonts/league-mono.md) |
| #6 | **Noto Sans JP** | 74 / 100 | OFL-1.1 | [/fonts/noto-sans-jp/](/fonts/noto-sans-jp.md) |
| #7 | **Roboto Flex** | 74 / 100 | OFL-1.1 | [/fonts/roboto-flex/](/fonts/roboto-flex.md) |
| #8 | **Source Sans 3** | 74 / 100 | OFL-1.1 | [/fonts/source-sans-3/](/fonts/source-sans-3.md) |
| #9 | **Spline Sans** | 74 / 100 | OFL-1.1 | [/fonts/spline-sans/](/fonts/spline-sans.md) |
| #10 | **Radio Canada** | 73 / 100 | OFL-1.1 | [/fonts/radio-canada/](/fonts/radio-canada.md) |
| #11 | **IBM Plex Sans** | 73 / 100 | OFL-1.1 | [/fonts/ibm-plex-sans/](/fonts/ibm-plex-sans.md) |
| #12 | **Varta** | 73 / 100 | OFL-1.1 | [/fonts/varta/](/fonts/varta.md) |

## Other Scripts With Similar Latin Letters

- **Narnoor** (Gong): Similarity 76, licence OFL-1.1 - [/fonts/narnoor/](/fonts/narnoor.md)
- **Sarabun** (Thai): Similarity 75, licence OFL-1.1 - [/fonts/sarabun/](/fonts/sarabun.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/trispace.json](/api/fonts-like/trispace.json).