Prepros

Spec sheet

Purpose

Prepros compiles files, transpiles JavaScript, reloads browsers and supports website development and testing.Read 11 Oct 2026 · prepros.io

Deployment

Prepros can export files for deployment and upload files to a server using FTP or SFTP.Read 11 Oct 2026 · prepros.io

Trial

The free unlimited trial includes all Prepros features.Read 11 Oct 2026 · prepros.io

Asset optimization

Prepros can minify JavaScript and CSS and optimize JPG, PNG and SVG images.Read 11 Oct 2026 · prepros.io

Built-in compilers

It compiles Sass, Less, Stylus, Tailwind, Pug (Jade) and TypeScript out of the box.Read 11 Oct 2026 · prepros.io

Custom tools

Users can add custom tools to process files that Prepros does not support directly.Read 11 Oct 2026 · prepros.io

JavaScript bundling

Prepros can bundle ES6 imports and npm modules without requiring a configuration file.Read 11 Oct 2026 · prepros.io

Mobile preview

Network Preview lets users open pages on mobile devices and automatically reloads connected mobile browsers after code changes.Read 11 Oct 2026 · prepros.io

Notable limit

The maker says watching every file in a project by default can cause performance issues and lag in large projects.Read 11 Oct 2026 · prepros.io

NPM integration

Prepros lets users search, install and manage packages from npmjs.org.Read 11 Oct 2026 · prepros.io

Preview server

The built-in HTTP and HTTPS server serves project files or proxies requests from an external server such as WordPress, Shopify, XAMPP, Wamp or MAMP.Read 11 Oct 2026 · prepros.io

Secure preview detail

Secure Preview generates a locally self-signed CA certificate, which can trigger browser security warnings until the certificate is trusted.Read 11 Oct 2026 · prepros.io

Support contact

The site lists [email protected] as its contact email.Read 11 Oct 2026 · prepros.io

Plans and prices

Every Prepros plan and price →

Where Specifiction places it

• Build Automation Software#20 of 427.7