Sandburg

Build the highest sand castle before the waves destroy it.

That’s it for this week!

Elm is a bit like Ruby's Rack

Where in Ben compares Elm to Ruby's Rack.

Recursion without Recursive Bindings

Dwayne is back with the solution to the problem of recursion.

Tools and Projects

elm-toolkit

A small, opinionated collection of tools for Elm developers who live in a Node + TypeScript world.

That’s it for this week!

Another step towards Elm 1.0

Making the compiler “correct by construction”.

Tools and Projects

At-chat 1.0 is live!

An open source chat app similar to Discord written in Elm and Lamdera.

That’s it for this week!

FUN: Making Curried Functions Work in the Presence of Free Variables

Part 2 of adding functions to the tiny interpreter.

Tools and Projects

n1kben/elm-web-components

Write custom elements in Elm, then use them in HTML or another Elm application.

An AI agent rewrote the Elm compiler in Rust in five days. Here is how we made sure it wasn’t lying.

Spottt talks about porting Elm's Haskell compiler to Rust.

That’s it for this week!

Simple and Efficient Row-Level Security

How Acadia handles row-level security at compile time.

FUN: First-Class Functions, Currying, and a Surprise

Adding functions to your tiny interpreter.

Tools and Projects

Janiczek/elm-syntax-type-inference

A package for inferring the types of elm-syntax.

That’s it for this week!

Naive, stress-free custom syntax highlighters in Elm

The short journey of adding custom syntax highlighting to an existing Elm package.

Make it a Syntax Error

Dwayne discusses "How much should the grammar know about the kinds of values expressions produce?"

Tools and Projects

elm-crdt: build collaborative local-first apps

A library for composing different CRDT data structures; for multi-user apps, decentralized data, and much more.

That’s it for this week!

LET: Adding Local Bindings to a Tiny Interpreter in Elm

Where Dwayne adds support for defining names for variables.

Tools and Projects

algebraicsystems/elm-unicode-normalize

A pure Elm implementation of the Unicode Normalization algorithm

pablohirafuji/elm-syntax-highlight 3.8.0

Now with support for custom highlighting.

Talks and Podcasts

Help us decide the location for Elm Camp 2027

The Elm Camp committee has begun planning for 2027 and could use your help.

That’s it for this week!

VAR: Adding Variables and Environments to a Tiny Interpreter in Elm

The introduction of variable references and environments.

Tools and Projects

elm-test 0.19.2-1

This release adds a few CLI options, reduces the dependency footprint, and fixes a bug.

Liikennematto alpha 4, the "quality of life update", out now!

This update focuses on improving gameplay based on player feedback from Alpha 3. There's a bunch of new content as well.

gampleman/evg 1.0.0

A vector graphics library for improving the ergonomics of working with SVG.

That’s it for this week!

IF: Adding Conditional Expressions to a Tiny Interpreter in Elm

The next installment in Dwayne's Tiny Interpreter series.

Solving the 1+N Query Problem

Evan discusses the 1+N problem and how Acadia addresses it.

Tools and Projects

A template for small Elm apps, and a way to specify a specify version of Elm for each

A template for simple Elm apps.

Elm Bun – Nice, Simple and Tasty

A means to just do either bun build.js (for production), or bun dev.js (for development).

That’s it for this week!

Rethinking Database Programming

The public alpha release of Evan’s new project, Acadia.

DIFF: Adding Recursive Expressions to a Tiny Interpreter in Elm

Dwayne adds the first recursive expression to their interpreter.

ZERO: Adding Booleans and Runtime Type Errors to a Tiny Interpreter in Elm

The next phase of Dwayne’s tiny interpreter project.

Tools and Projects

Project Management Software Built with Elm and Lamdera

Agile-native project management software built with Elm and Lamdera.

That’s it for this week!

Learning about myself through Elm

A self review of enjoying Elm.

Testing an Elm Interpreter with elm-test

Part 2 of Dwayne's series on building a tiny interpreter.

Tools and Projects

Crunchdown!

A retro football like game.

Talks and Podcasts

functional programming is just better

A short video for why to use Elm.

That’s it for this week!

Improving Elm PRNG

A bug is uncovered in the de facto PRNG library in the Elm language ecosystem and alternative PRNG algorithms are suggested.

CONST: The Structure of a Tiny Interpreter in Elm

The first issue of Dwayne Crook’s new series on building a tiny interpreter.

Tools and Projects

anddani/nelm 1.0.0

A headless NES emulator core.

elm-wss: Simple WebSockets for Elm

elm-wss makes browser WebSockets straightforward to use from Elm 0.19. Its small, typed API supports multiple connections, text, binary, and JSON messages, and explicit lifecycle and error handling.

That’s it for this week!

Systems and Delays

Martin Janiczek talks about systems, delays, Monte Carlo, and more.

Introducing Tiny Interpreters: Learn How Programming Languages Work Without Fighting the Dragon

A new newsletter series from Dwayne about building a tiny interpreter.

Tools and Projects

Ball Fall

A game from Wolfgang for GMTK Game Jam 2026.

Power Hungry

A game from Leonardo for GMTK Game Jam 2026.

That’s it for this week!

Archipeladoku

Sudoku for Archipelago.

Sharry

A self-hosted file sharing web application.

Data Stewardship Wizard

A platform for collaborative and living data management plans.

That’s it for this week!

elm-test-rs 3.2.0

Better support for Elm 0.19.2 and future versions, as well as many other fixes.

elm-tooling 1.20.0

Updates for the latest version of various Elm tools.

elm-tooling-action 2.1.0

Updates to the GitHub elm-tooling Action to support Elm 0.19.2 and newer versions of various Elm tools.

Talks and Podcasts

世界がない物理エンジン (Physics engine with no world)

Interactive slides from Andrey Kuzmin's talk about elm-physics.

That’s it for this week!

Road to Elm 1.0

Evan has a lot of compiler improvements piled up, and the road to 1.0 is essentially to incorporate them into Elm in a sequence of small releases. This release is a little compiler performance improvement to just get things started.

Mini game 1 + 2 = 3 (now with less time)

Marc takes another look at their mini math game and applies some minor improvements.

Tools and Projects

Elm-ts-types: Generate TypeScript typings for the JavaScript interface of Elm apps

A tool for generating TS types from your Elm code.

That’s it for this week!

A batch job, in The Elm Architecture

Building a batch processing CLI tool with Elm.

Tools and Projects

elm-open-api v0.8.0

A new release of the elm-open-api CLI tool with many, many new features.

elm-ray-tracing-in-one-weekend

An implementation of Ray Tracing in One Weekend.

Talks and Podcasts

Tech Demo: Lamdera - less glue code

Martin Janiczek will be giving a talk about using Lamdera to build his game NuAshworld.

That’s it for this week!

Haskell for Elm developers: giving names to stuff (Part 8 - IO)

Falvio answers “if Haskell is pure, how does it print to the screen, read files or make HTTP requests?”

Foldkit vs Elm: Side by Side

A side by side comparison of a pixel art editor in Elm and Foldkit.

Tools and Projects

Eco - Compile Elm to native code

The alpha release of another Elm to Native compiler.

JLPT Blocks

A game for practicing Japanese words.

That’s it for this week!

Articles and Discussion

Native Elm (the real kind this time)

Christian Ekrem gives a brief overview of using elm-run for native Elm apps.

That’s it for this week!

elm-run project, the first true native Elm runtime

Damir's elm-run project, the Elm native runtime is now in first beta after six months of closed development! The first beta includes Cli, TUI, Web, and Game runtimes.

Wrap Kits

elm-wrap 0.7 lets you manage and install kits of your packages and tools,
like a portable private package repository.

An Elm Primer for React Developers: The Best Way to Learn Real Functional Programming

A new book, by Christian Ekrem, for teaching functional programming and Elm.

Jobs

StorageMart/Manhattan Mini Storage

Join a growing team at one of the largest independent self-storage providers in the world! 1-3 years of professional web development experience (internships and personal projects count). Full-time salaried position, PTO, Medical, Dental, Vision, 401K. Stack includes Elm, elm-pages, TypeScript, Node, and AWS. US applicants only; must already be authorized to work in the USA.

That’s it for this week!