Lightweight server-oriented template language for JavaScript
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.
And to Anthony, who's been working on HMPL.js for a loong time. 💖
About HMPL on Product Hunt
“Lightweight server-oriented template language for JavaScript”
HMPL launched on Product Hunt on December 28th, 2025 and earned 203 upvotes and 5 comments, earning #3 Product of the Day. 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.
On the analytics side, HMPL competes within Open Source, Developer Tools and GitHub — topics that collectively have 620.5k followers on Product Hunt. The dashboard above tracks how HMPL performed against the three products that launched closest to it on the same day.
Who hunted HMPL?
HMPL was hunted by fmerian. A “hunter” on Product Hunt is the community member who submits a product to the platform — uploading the images, the link, and tagging the makers behind it. Hunters typically write the first comment explaining why a product is worth attention, and their followers are notified the moment they post. Around 79% of featured launches on Product Hunt are self-hunted by their makers, but a well-known hunter still acts as a signal of quality to the rest of the community. See the full all-time top hunters leaderboard to discover who is shaping the Product Hunt ecosystem.
For a complete overview of HMPL including community comment highlights and product details, visit the product overview.
fmerian
Congratulations on the launch @HMPL team!
And to Anthony, who's been working on HMPL.js for a loong time. 💖