---
title: ".woff2 file — what it is and how to open it"
description: "A .woff2 file is a Web Open Font Format 2. The current web font format, roughly 30% smaller than WOFF. How to open one on Windows, macOS and Linux, and what to convert it to."
url: https://atoneplace.net/file/woff2/
site: "At One Place"
---

# .woff2 files

**.woff2 file: Web Open Font Format 2**

The current web font format, roughly 30% smaller than WOFF.

## What opens a .woff2 file

- **Windows:** Any web browser (via a web page), FontForge (to convert)
- **macOS:** Any web browser (via a web page), FontForge (to convert)
- **Linux:** Any web browser (via a web page), FontForge (to convert)
- **In a browser:** Wakamai Fondue, CloudConvert

## What a .woff2 file is

WOFF2 replaces WOFF's zlib compression with Brotli, cutting file size by about a third, and is supported by every current browser. Like WOFF it exists for the web only and cannot be installed as a system font without converting to TTF or OTF. Google Fonts and almost every modern site serve WOFF2.

## Converting it

A .woff2 file is commonly converted to .ttf, .otf or .woff. It is a binary format, so a text editor will show unreadable characters rather than its contents.

## Details

- **Extension:** .woff2
- **Full name:** Web Open Font Format 2
- **Category:** Fonts
- **MIME type:** font/woff2
- **Created by:** W3C
- **Format:** Binary

## Common questions

### How do I open a .woff2 file?

On Windows use Any web browser (via a web page); on macOS use Any web browser (via a web page); on Linux use Any web browser (via a web page). The current web font format, roughly 30% smaller than WOFF.

### What is a .woff2 file?

Web Open Font Format 2. WOFF2 replaces WOFF's zlib compression with Brotli, cutting file size by about a third, and is supported by every current browser. Like WOFF it exists for the web only and cannot be installed as a system font without converting to TTF or OTF.

### Can I convert a .woff2 file?

Yes. It is usually converted to .ttf, .otf or .woff, either by exporting from one of the programs listed above or with a format converter.

## Related pages

- [.ttf — TrueType Font](https://atoneplace.net/file/ttf/)
- [.otf — OpenType Font](https://atoneplace.net/file/otf/)
- [.woff — Web Open Font Format](https://atoneplace.net/file/woff/)

## Sources

- Media Types Registry — IANA (https://www.iana.org/assignments/media-types/)
- Official vendor product documentation — At One Place (/about/)