Live · runs in your browser · zero install

The @lacspace playground

Type into any box below and watch the real logic run instantly — no network calls, no sign-up. These are faithful in-browser demos of our zero-dependency TypeScript packages. Install any of them with npm i @lacspace/….

Browse all packages Read the docs Scaffold an app

@lacspace/slugify

URL-safe slugs, diacritics folded

Docs →

Input

slugify(…) → hello-world-cafe-deja-vu

@lacspace/case

Convert between naming cases

Docs →

Input

camelCase

lacspaceDevToolsPlayground

PascalCase

LacspaceDevToolsPlayground

snake_case

lacspace_dev_tools_playground

kebab-case

lacspace-dev-tools-playground

Title Case

Lacspace Dev Tools Playground

CONSTANT_CASE

LACSPACE_DEV_TOOLS_PLAYGROUND

@lacspace/humanize

Human-friendly numbers & sizes

Docs →

Number

bytes → 1.4 GB

compact → 1.5B

number → 1,536,870,912

ordinal → 1536870912th

@lacspace/money

Integer minor-units, Intl format

Docs →

Minor units (cents)Currency

format(1234567, "USD") → $12,345.67

@lacspace/id

Collision-resistant random IDs

Docs →

Length: 16

id() → FNZWLWjUr24PNCV7

@lacspace/markdown

Zero-dep Markdown → HTML

Docs →

Markdown

Hello

This is markdown with code, italics and a link.

zero deps
runs anywhere

These demos reimplement the packages faithfully for a zero-network experience; the published npm packages are the source of truth. Found a mismatch? Tell us.