Web

Generic external servers, web framework, etc., in Julia.

HTTP

HTTP.jl : HTTP for Julia.
HttpCommon.jl : Provides types and helper functions for dealing with the HTTP protocol in Julia.
LibCURL.jl : Thin Julia wrapper of libCURL.

Cascadia.jl : https://github.com/andybalholm/cascadia CSS Selector library in Julia.
CSSUtil.jl : to create and align various web elements on the DOM.
DisplayAs.jl : to show objects in a chosen MIME type.
GeoIP.jl : estimating the geographic location of IP addresses.
Gumbo.jl : Julia wrapper around Google’s gumbo HTML parser.
Hyperscript.jl : A lightweight DOM representation for working with HTML, SVG, and CSS in Julia.
Kelpie.jl : an HTML template engine in Julia.

Canvas.jl : a Julia package for interacting with the Canvas LMS REST API, a online education platform.
Discord.jl : Julia Discord API wrapper.
HoJBot.jl : The Discord bot for Humans of Julia community server.
NewsAPI.jl : Helper functions for using newsapi.org
Oxygen.jl : Oxygen is a micro-framework built on top of the HTTP.jl library.
Telegram.jl : Native Julia Telegram bot api wrapper.

Blink.jl : Julia wrapper around Electron.
Bonito.jl : Easy way of building interactive applications from Julia.
Bukdu.jl : A web development framework for Julia, influenced by Phoenix framework.
Dash.jl : A Julia interface to the Dash ecosystem for creating analytic web applications in Julia.
Diana.jl : GraphQL for Julia.
Genie.jl : The highly productive Julia web framework.
Merly.jl : A micro framework for web programming in Julia.
WebIO.jl : WebIO provides a simple abstraction for displaying and interacting with web content.

JuliaWebAPI.jl : Julia package for deploying APIs on JuliaBox to facilitate wrapping Julia functions into a remote callable API via ZMQ and HTTP.
Mux.jl : to define servers in terms of highly modular and composable components called middleware.
OpenAPI.jl : OpenAPI helper and code generator for Julia
ZMQ.jl : Julia interface to ZeroMQ.

DandelionWebSockets.jl : A Julia package for client side WebSockets.
IPNets.jl : IPv4 / IPv6 network abstractions for Julia.
LogParser.jl : A package for parsing server logs. Currently, only server logs having the Apache Combined format are supported (although Apache Common may parse as well).
RateLimiter.jl : Julia package for limiting the rate at which events occur.
Skans.jl : Monitor web pages and get notified when a page has changed.
TimeZones.jl : Olsen Timezone Database Access for the Julia Programming Language.
WebSockets.jl : A WebSockets server library for Julia.

GoogleCloud.jl : OAuth2 support for Julia.
MbedTLS.jl : Wrapper around mbedtls.
OpenIDConnect.jl : OpenID Connect is a simple identity layer on top of the OAuth 2.0 protocol.

Tinyurl.jl : The simplest URL shortener for Julia.
UAParser.jl : UAParser is a Julia port of ua-parser, which itself is a multi-language port of BrowserScope’s user agent string parser.
URIs.jl : URI parsing in Julia.

StaticWebPages.jl : A black-box generator for static websites oriented toward academics and personal web-pages.

Franklin.jl : static site generation with live Julia code evaluation.

PlutoStaticHTML.jl : Convert Pluto notebooks to pure HTML files. Template for Julia tutorials.
PlutoPages.jl : PlutoPages.jl is a site generation system inspired by https://www.11ty.dev/.
Pluto static export template to automatically convert Pluto notebooks to an HTML website with GitHub Pages.

BonitoBook.jl: BonitoBook is a Julia-native interactive notebook system built on Bonito.jl that seamlessly combines multi-language execution, AI integration, and modern web-based editing in one powerful platform.