← All postsFont Basics

Free Font Licenses, Explained Simply

Distinguish using a font from distributing or modifying it, and understand what the SIL Open Font License does—and does not—require.

Free describes the price, not the whole permission

A download button labeled free tells you little about the permitted uses. One font may be free only for personal projects, another may allow commercial design but restrict redistribution, and another may use an open-source license. Do not infer the rules from the price, a search result, or the fact that many people use the family. Find the license attached to the exact files you plan to use and read it before committing a project.

This article is a practical orientation, not legal advice. License wording, the particular font release, and the way you distribute a project can matter. If a use is unclear or commercially important, seek clarification from the rights holder or appropriate professional advice. A short licensing check early in the process is usually easier than replacing lettering across packaging, a website, and editable client templates after the design has already been approved.

Identify what you are actually doing

Separate three activities. Using a font means making text or artwork with it. Redistributing a font means giving other people the font software, including bundling it in a downloadable package. Modifying a font means changing the software or design, which can include operations beyond drawing new letters. These activities can have different conditions under the same license. Permission to create a commercial poster does not automatically explain how to distribute its editable production package.

Write down the planned deliverables in ordinary language. For example: a printed brochure, a PDF, a website, a social image, and an editable template for a client. Then identify which deliverables contain only rendered lettering and which include font data. A website may serve font files to visitors; a PDF may embed them; a source package may include separate font files. Avoid treating all of these as one generic commercial-use question.

The free font library can help you find candidates, but verify licensing at the original source or inside the downloaded package. Save the license filename, family name, version if supplied, source URL, and download date. This is not a substitute for complying with the terms. It is a practical record that helps distinguish the files you checked from a later release or an unofficial copy with incomplete documentation.

What ordinary use of an OFL font permits

The SIL Open Font License, commonly called the OFL, is a specific open font license, not a general label for every free font. Its official How to use ofl fonts guide explains that OFL fonts can be used for books, graphics, videos, websites, signage, and other design work. Commercial design use is allowed. You do not need a separate commercial license merely because the resulting design supports a business.

Using an OFL font in a logo or printed product does not make that artwork subject to the OFL. The license concerns the font software, not a requirement to release every document made with it under an open license. Ordinary use also does not require placing a font credit or license notice on every poster, business card, or image. Keep this distinct from the obligations that apply when you actually distribute the font files.

For example, creating a paid client's menu with an OFL family is ordinary design use. Selling printed invitations made with that family is also different from selling the font software itself. If you then add the font files to a client handoff folder, you have introduced redistribution and should preserve the required documentation. The same project can move between these categories depending on what you deliver, not simply whether money changes hands.

Redistribution has its own conditions

The official OFL Ofl faq explains permitted distribution, embedding, modification, and sale in more detail. When redistributing OFL font software, retain the copyright and license information and comply with the license conditions. Do not remove notices because the recipient only wants a tidy asset folder. A convenient handoff can include the original font package or a clearly organized font folder containing the relevant documentation.

The OFL prohibits selling the font software by itself, but permits bundling it with other software and allows many commercial products created using it. Avoid simplifying this to either no selling or unrestricted resale. Those phrases erase the distinction between the font as software and something made with it. If your business plan primarily involves distributing font files, read the relevant FAQ sections carefully rather than relying on a brief summary intended for everyday design work.

Embedding and bundling also deserve attention. A PDF, application, and website do not necessarily package font data in the same way. The OFL FAQ discusses these situations, including the distinction between documents and font software. Follow the guidance for your actual format. Do not assume that converting a file, running it through an online tool, or hiding it inside an application removes the original licensing obligations.

Reserved Font Names concern modified fonts

Some OFL releases declare Reserved Font Names, often abbreviated RFNs, in the license information. These are not a ban on typing the font's name in a credit or using its letters in a business name. They concern the names used by modified versions of the font software. Check whether any names are actually declared; not every OFL font uses the same naming restrictions.

The official Ofl reserved font names guide explains that modified versions made by someone other than the copyright holder cannot use declared Reserved Font Names without the necessary permission. This helps distinguish altered software from the original release. Format conversion and webfont preparation can raise specific questions, so do not assume that only visible outline editing counts as modification. Use the project's supplied webfonts when available, or consult the relevant guidance before producing your own derivatives.

Redistributed modified font software must continue under the OFL, subject to its conditions. That is different from requiring a brochure or logo made with the font to use the OFL. If a client needs a custom font with changed characters, treat that as a font-development deliverable rather than a routine text edit. Establish naming, licensing, source files, and redistribution responsibilities before commissioning or handing over the modified version.

Do not transfer OFL assumptions to other licenses

A personal-use-only download may require a separate license for business work, even when no font files are distributed. A proprietary desktop license may distinguish websites, applications, document embedding, or use by additional collaborators. Donation requests are not automatically the same as mandatory fees, and a vague free-for-commercial-use label may still leave important details unanswered. Read the actual terms rather than assembling permissions from unrelated listings.

Before delivery, check each family and style against the approved use. Confirm that collaborators obtain files through a permitted route and that required notices remain with redistributed software. Archive the relevant license with the project rather than relying on a bookmark alone. If the terms are missing or contradictory, choose another documented font or ask for clarification. The useful goal is not memorizing every license; it is recognizing the activity, finding the governing terms, and keeping a reliable record.

Further reads

Six more posts to dig into next.