Lytok 2.0: A New Way to Handle Data Structures in JS/TS

jose miguel silva castro — Tue, 03 Mar 2026 03:30:09 +0000

Finally, Lytok 2.0 is out! This version focuses on developer experience and performance. If you've been looking for a data serialization format that feels natural and scales with your project, this is for you.

What’s New?

Brand New SDK: Completely rewritten for @lytok/js.
The Lab: A dedicated environment to experiment with Lytok notation.
NPM Integration: Ready to use in any web project.

Quick Start
npm install @lytok/js

I’ve been working on this to solve specific bottlenecks in data structure notation, and I’m excited to see what the community builds with it.

Why I spent a year building a lightweight alternative to JSON

jose miguel silva castro — Fri, 06 Feb 2026 01:44:45 +0000

Data shouldn't be a burden on your infrastructure. Since last year, I’ve been working on Lytok, a project driven by the need for extreme data efficiency.

In this post, I break down how Lytok achieves:

44.80% fewer tokens for AI contexts.
60% less disk space for long-term storage.
Native support for complex types that JSON simply can't handle efficiently.

This isn't just about speed—it's about a smarter way to move and store information.

Video

Test your data in the Lytok Lab: https://lytoklab.netlify.app/

DEV Community: jose miguel silva castro

Lytok 2.0: A New Way to Handle Data Structures in JS/TS

Why I spent a year building a lightweight alternative to JSON