THE NOTEBOOK

Worth keeping
an eye on.

A small, sourced record of what changed—and what to read next.

The first edition of this field guide

Our initial collection brings together 18 community cases and eight introductory guides. Each case separates the creator's demonstration from our interpretation.

Explore the collection ↗

Read the limitations alongside the demos

TypeSafe's Jev 1.13 limitation notes are marked as reviewed on September 17. They cover issues including literal interpretation, numerical precision and irrelevant context. This is a useful companion to any exciting demo.

Read the official notes ↗

TypeSafe introduces System One and Jev

The launch announcement introduces a model focused on structured decisions and describes Jev as available in early access at launch. Current account access should be checked with TypeSafe directly.

Read the announcement ↗