The Functional toolkit for Kotlin HTTP applications.

Joined May 2017
Wonder how Java open source projects use JetBrains IntelliJ? Here are examples from: Part 2 includes Selenide (among Spring, Play, Koin, Micronaut, OpenGrok, jsoup, http4k, Flix and Kobweb). Part1: blog.jetbrains.com/blog/2025… Part 2: blog.jetbrains.com/blog/2025…
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Explore all the server-side talks from KotlinConf 2025 in one place! 👉 kotl.in/rm09wq?utm_source=tw… 🐦 Spring + Kotlin: Deeper Integration 🐦 Ktor, Exposed, http4k and other ecosystem updates 🐦 Kotlin and AI tools 🐦 Industry adoption highlights 🐦 And more!
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We are LIVE!!!! Go check out the NEW SITE, NEW GUIDE, NEW DOCS!! And then, when you’ve recovered from the awesomeness, go read the “V1 and Beyond” essay (much 🔥🌶️). Thank you to everyone who has contributed. It’s been an incredible journey getting here; now time to be boring!
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Highlights from @kotlinconf "We want to see more websites using Datastar". Thanks @http4k !
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Day 4 at #GITEXGlobal was packed with insights! 🌟 From learning about the #http4k protocol to key tips for AI startups, an engaging chat with Digital Einstein, a #DevOps presentation, and a roundtable on AI's future, so much to take in! #PharoscionGlobal #AI #FutureTech
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http4k retweeted
Uberto Barbini @ramtop.bsky.social@ramtop6 Aug 2024
What if we build a web server just as a transformer of HttpRequests into HttpResponses? Ooops, they already did it! @http4k
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Congrats to all @http4k contributors, the project is the @Kotlin Foundation grant winner 🏆 – at Copenhagen, Denmark
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Dive deep into the world of microservices with the creators of @http4k on the latest episode of Talking Kotlin. 🚀 Unravel the complexities, challenge the myths, and discover a refreshing perspective on building robust applications. 🎙Don’t miss out! youtu.be/1BzdLtgZHcI
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We have started our Sept Meetup with @RobElliot266 from @wiremockorg talking about testing with http4k and wiremock
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Replying to @gwenshap
100% I would use @htmx_org as much as possible on the front end (with some AlpineJS if necessary), build web page templates with #JTE, and build the REST API with either @http4k or #ktor. @tailwindcss for styling. Most productive stack I've ever tried.
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If you use http4k for your #Kotlin applications, check out the next @BrightonKotlin meetup! Robert Elliot will be talking about transparent http client testing with http4K and WireMock. 🗓 Tues 19th Sept | 6-8pm 📍 @RunwayEast Brighton & online 🎟 meetup.com/brighton-kotlin/e…
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http4k retweeted
All your Threads are belong to us apps.apple.com/us/app/thread…
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WireMock with Kotlin! On Sep 19 @RobElliot266 will speak about transparent HTTP client testing with @http4k and WireMock at the @BrightonKotlin @kotlin meetup, in person and live📺 meetup.com/brighton-kotlin/e…
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Congrats to the winners of the Kotlin Foundation Grants program as announced by @hhariri in his keynote at @droidconBerlin ! ⭐ Coil – an image loading library for Android 🏆 Store – a library for building network-resilient apps 🚀 Http4k – a functional toolkit for Kotlin HTTP apps 🎊 KMP-NativeCoroutines – a library to use Coroutines from Swift 🌏 Lyricist – the missing I18n/L10n library Learn more at kotl.in/azhf7p
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http4k retweeted
Uberto Barbini @ramtop.bsky.social@ramtop1 Jun 2023
Preparing to spread the love for @http4k and functional Kotlin at @JOnsenUnconf ! – at Shinjuku-ku, Tokyo
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Top 5 Server-Side Frameworks for Kotlin in 2022 Series completed! 😌👉dev.to/rogervinas/series/214… 🥇 @springboot 🥈 @QuarkusIO 🥉 @micronautfw 🏅 @JetBrainsKtor 🏅 @http4k Thanks @antonarhipov for the recap!
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A big welcome to first-time #KotlinConf Silver Partner @SourceGroupInt! 👏 Swing by their booth for a chat and to meet the team from @http4k. If you're in London, check out their meetup on May 10 → kotl.in/conf-sourcetalks
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http4k retweeted
Automatically generating diagrams by running your tests @http4k 🤯
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Internet as a function 😅 by @http4k at #kotlinconf23
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