# Fonts Like Charis SIL

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

## Quick Answer

The closest open font to Charis SIL is Frank Ruhl Libre (similarity 81), then Brawler and Source Serif 4. Frank Ruhl Libre 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 | **Frank Ruhl Libre** | 81 / 100 | OFL-1.1 | [/fonts/frank-ruhl-libre/](/fonts/frank-ruhl-libre.md) |
| #2 | **Brawler** | 81 / 100 | OFL-1.1 | [/fonts/brawler/](/fonts/brawler.md) |
| #3 | **Source Serif 4** | 81 / 100 | OFL-1.1 | [/fonts/source-serif-4/](/fonts/source-serif-4.md) |
| #4 | **IBM Plex Serif** | 79 / 100 | OFL-1.1 | [/fonts/ibm-plex-serif/](/fonts/ibm-plex-serif.md) |
| #5 | **STIX Two Text** | 78 / 100 | OFL-1.1 | [/fonts/stix-two-text/](/fonts/stix-two-text.md) |
| #6 | **Alike** | 78 / 100 | OFL-1.1 | [/fonts/alike/](/fonts/alike.md) |
| #7 | **Volkhov** | 77 / 100 | OFL-1.1 | [/fonts/volkhov/](/fonts/volkhov.md) |
| #8 | **Amethysta** | 77 / 100 | OFL-1.1 | [/fonts/amethysta/](/fonts/amethysta.md) |
| #9 | **Merriweather** | 77 / 100 | OFL-1.1 | [/fonts/merriweather/](/fonts/merriweather.md) |
| #10 | **Ancizar Serif** | 76 / 100 | OFL-1.1 | [/fonts/ancizar-serif/](/fonts/ancizar-serif.md) |
| #11 | **Faustina** | 76 / 100 | OFL-1.1 | [/fonts/faustina/](/fonts/faustina.md) |
| #12 | **Noto Serif JP** | 76 / 100 | OFL-1.1 | [/fonts/noto-serif-jp/](/fonts/noto-serif-jp.md) |

## Other Scripts With Similar Latin Letters

- **Annapurna SIL** (Deva): Similarity 94, licence OFL-1.1 - [/fonts/annapurna-sil/](/fonts/annapurna-sil.md)
- **Abyssinica SIL** (Ethi): Similarity 93, licence OFL-1.1 - [/fonts/abyssinica-sil/](/fonts/abyssinica-sil.md)
- **Peddana** (Telu): Similarity 91, licence OFL-1.1 - [/fonts/peddana/](/fonts/peddana.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/charis-sil.json](/api/fonts-like/charis-sil.json).