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The LFE Blog

A BEAM language journal of coding coffeehouse jazz for syntaxless beatniks. It's snappy.

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languages

Lykn: A Lisp Born from LFE

How fourteen years with Lisp Flavoured Erlang led to a new language — and how that language came home to power lfe.io.

Duncan McGreggor · June 4, 2026 · 5 min read
Vigdís — LFE news, a busy rotating space-station newsroom
announcements

Welcome to the New LFE Blog

Duncan McGreggor · June 3, 2026
Vigdís — LFE news, a busy rotating space-station newsroom
announcements

lfe.io 5.0: Rust Tooling, All the Way Down

Duncan McGreggor · April 20, 2026

Spotlight

tutorials

Graph Theory in LFE: A Knowledge Graph of Erlang Itself

A deep, hands-on tour of graph theory in LFE — built on a real corpus of 1,664 Erlang concept cards, driven by the graffeo library, and unfolded slowly enough to teach the mathematics underneath each query.

Duncan McGreggor · June 5, 2026 · 48 min read

The LFE Blog

Recent

Vigdís — LiffyBot at a Docker console, Mead-style server room
tutorials

Running LFE in Docker, Updated

Significant changes have been made to the LFE Docker support of late, least of which is using the official Erlang Docker images as the base.

Duncan McGreggor · May 13, 2019 · 9 min read
Vigdís — LFE news, a busy rotating space-station newsroom
news

Catch Up

Duncan McGreggor · May 13, 2019 · 1 min read
Vigdís — LFE tutorial, a retro-futurist study aboard a spaceship
tutorials

Tracing LFE Functions

Eric Bailey · April 27, 2016 · 1 min read
Vigdís — LFE tutorial, a retro-futurist study aboard a spaceship
tutorials

LFE and rebar3

Duncan McGreggor · March 25, 2016 · 6 min read
Vigdís — LFE tutorial, a retro-futurist study aboard a spaceship
tutorials

Coming in LFE v1.0: exporting macros

Robert Virding · March 5, 2016 · 3 min read
Vigdís — LFE tutorial, a retro-futurist study aboard a spaceship
tutorials

Coming in LFE v1.0: multi-module files

Robert Virding · March 3, 2016 · 1 min read
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