HMPL - Inward App

HMPL

Lightweight server-oriented template language for JavaScript

Website hmpl-lang.dev

What it is

HMPL.js provides the flexibility to build server-driven templates with minimal JavaScript. With its block-based syntax, customizable fetch requests, and built-in support for forms, events, and time-based syncing you can deliver dynamic user interfaces without relying on a heavy framework. HMPL integrates with JSON5 for expressive object syntax and DOMPurify for safe HTML rendering, all in just a few kilobytes.

Intent

I need it when

Maintain modern, performant applications with a minimal learning curve

HMPL.js is designed as a lightweight template language for JavaScript that keeps applications modern and small, making it accessible for developers seeking simplicity without sacrificing functionality

Safely render server-fetched HTML in JavaScript applications

HMPL.js enables developers to fetch HTML from servers and render it safely, preventing XSS vulnerabilities while maintaining dynamic application behavior

Replace HTMX or Alpine.js with a simpler alternative for dynamic content

HMPL.js provides an alternative to HTMX and Alpine.js, offering server-oriented templating that enables dynamic content updates without the complexity of those frameworks

Build lightweight, dynamic web applications with minimal JavaScript overhead

HMPL.js is a lightweight server-oriented template language that lets developers fetch and render HTML safely while keeping applications small and modern, reducing bundle size compared to heavier frameworks

Drop

Not a fit when

You need a fully managed template engine with commercial support and SLAs
Your project requires server-side rendering with built-in caching and CDN integration
You prefer a template language with extensive third-party plugin ecosystems
Your team lacks JavaScript expertise and needs a language-agnostic solution
You need real-time collaborative editing features for templates

Commercials

Pricing

Open source, free to use