Licenses
Open-source licenses.
This website uses open-source fonts from three families, Barlow, Roboto Condensed and Chivo Mono, and one open-source icon set. Their license texts travel with the site.
On this page
Barlow
The font for words. Copyright 2017 The Barlow Project Authors. Licensed under the SIL Open Font License, Version 1.1.
Roboto Condensed
The font for headings. Copyright 2011 The Roboto Project Authors. Licensed under the SIL Open Font License, Version 1.1.
Read the Roboto Condensed license
Chivo Mono
The font for figures, used for the digits only. Copyright 2019 The Chivo Project Authors. Licensed under the SIL Open Font License, Version 1.1.
Lucide icons
The icons. ISC License, Copyright (c) 2026 Lucide Icons and Contributors. Some of the icons, the life ring among them, are derived from the Feather project and are also under the MIT License, Copyright (c) 2013-present Cole Bemis.