The go-to websites for discovering, identifying and understanding fonts, from collaborative databases to free educational guides.

Fonts In Use
Creators: Stephen Coles, Nick Sherman and Sam Berlow.
Date: Early 2010s.
A collaborative database that records real-world uses of fonts, in identities, posters, books and websites.
It is the most comprehensive tool for finding out which font was used in a project, and how a font lives in the real world.
Typewolf
Creator: Jeremiah Shoaf.
Date: 2013.
A website that showcases, every day, websites remarkable for their typography, along with guides and font recommendations.
It has become an essential source of inspiration for web designers looking for font pairings.
I Love Typography
Creator: John Boardley.
Date: 2007.
A blog, then a magazine, devoted to the history and culture of typography, with accessible in-depth articles.
It helped make typography accessible to a wide audience on the web.
Typographica
Creator: Stephen Coles, with many contributors.
Date: Since the early 2000s.
A font review website, known for its annual selection of the year's best typefaces, reviewed by specialists.
Its annual selection serves as a ranking of contemporary type design.
Google Fonts Knowledge
Creator: Google Fonts.
Date: 2022.
A series of free guides on typography, from basic vocabulary to variable fonts, accessibility and the world's scripts.
It is one of the most comprehensive free educational resources on digital typography.
Luc Devroye's Type Design Information Page
Creator: Luc Devroye, professor at McGill University in Montreal.
Date: Since the late 1990s.
An online encyclopedia listing thousands of type designers, foundries and fonts from around the world.
Despite its austere look, it is the most exhaustive database on the history of digital typography.
Fonts Ninja
Creator: Fonts Ninja.
Date: Since 2017.
A browser extension and website that identify the fonts used on any website, then let you try or buy them.
It is the simplest tool for answering the question "What font is this?" while browsing the web.