No. 01
iA Writer Mono specimen: lunch --at noon
iA Writer Mono
MonospaceInformation Architects Inc.
basket = [bread, pears, jam]
iA Writer Duo
by Information Architects Inc.
iA Writer Duo is an open-license monospace family distributed via Fontsource (OFL-1.1).
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About this family
- Category
- Monospace
- Designer
- Information Architects Inc.
- License
- SIL Open Font License 1.1 · Read OFL.txt
- File
- ia-writer-duo-latin-400-normal.ttf · TrueType · 121 KB
- Styles
- Static: 400, 700
- Characters
- 1,053 encoded characters
- Source
- Original project
- Added
- August 23, 2026
The license in plain words
You can
- Use it for anything, including paid work: print, websites, apps, logos, video and games.
- Embed it in documents, websites and apps.
- Share it or bundle it with software, even software you sell.
- Change it and share your changed version.
You can’t
- Sell the font files on their own (bundled with other software is fine).
- Give a changed version the original’s “Reserved Font Name”, if the license lists one.
When you share the files
- Keep the license and copyright notice with the font files when you share them.
- Share changed versions under the same license.
A friendly summary of the SIL Open Font License 1.1, not legal advice. What counts is the license that comes with the font: OFL.txt.
Ratings and reviews
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Pairs well with
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Files in this family 4
ia-writer-duo-latin-400-normal.ttf· 121 KB Downloadia-writer-duo-latin-400-normal.ttf
ia-writer-duo-latin-400-italic.ttf· 106 KB Downloadia-writer-duo-latin-400-italic.ttf
ia-writer-duo-latin-700-normal.ttf· 121 KB Downloadia-writer-duo-latin-700-normal.ttf
ia-writer-duo-latin-700-italic.ttf· 105 KB Downloadia-writer-duo-latin-700-italic.ttf
Characters
See all 1,053 characters Install it
WindowsRight-click the downloaded file, then choose Install.
macOSDouble-click the file, then click Install Font.
LinuxCopy the file to ~/.local/share/fonts and run fc-cache.