What is Front-end?
Also called: Frontend, Client side
The short answer
The front-end is everything that runs in the visitor's browser: the layout, styling, content and interactions of a website or app.
What people say: “the part people see”.
Front-end, explained
Front-end work is HTML, CSS and JavaScript, usually through a framework like React. It is judged on how it looks, how fast it feels and whether everyone can use it.
The front-end talks to the back-end through APIs for anything that must stay private or shared, like accounts, orders and payments.
Questions people ask about Front-end
What is Front-end?
The front-end is everything that runs in the visitor's browser: the layout, styling, content and interactions of a website or app.
Related terms
The back-end is the server-side part of a site that visitors never see: databases, logins, payments, business logic and the APIs the front-end calls.
Full-stackFull-stack describes work, or a developer, that covers both the front-end a visitor sees and the back-end that stores data and runs the logic.
HTMLHTML is the language that gives a web page its structure: headings, paragraphs, links, images, forms and every other element on the page.
CSSCSS is the language that controls how a web page looks: colours, fonts, spacing, layout, animation and how the design adapts to each screen.
JavaScriptJavaScript is the programming language of the web: it runs in every browser and makes pages interactive, from menus and forms to games and 3D.
Part of the Web Encyclopedia by Apex Flow Digital. Definitions are general knowledge, kept current, with no invented statistics.