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Rollup Cheatsheet

Quick reference guide for Rollup — ES module bundler for libraries

CategoryRuntime & Tools
ParadigmModule Bundler
TypingN/A
Created2015 by Rich Harris
File Extensionrollup.config.js
Sections10 topics

Configuration in Rollup provides essential functionality for building robust applications. Understanding these concepts helps you write cleaner, more maintainable code and follow Rollup best practices.

Key Concepts

  • Understanding configuration is essential for effective Rollup development. Master the fundamentals before moving to advanced patterns.
  • Best practices include writing clean, readable code with proper naming conventions and consistent formatting.
  • Refer to the official Rollup documentation for the latest syntax and API changes.

Input & Output in Rollup provides essential functionality for building robust applications. Understanding these concepts helps you write cleaner, more maintainable code and follow Rollup best practices.

Key Concepts

  • Understanding input & output is essential for effective Rollup development. Master the fundamentals before moving to advanced patterns.
  • Best practices include writing clean, readable code with proper naming conventions and consistent formatting.
  • Refer to the official Rollup documentation for the latest syntax and API changes.

Plugins in Rollup provides essential functionality for building robust applications. Understanding these concepts helps you write cleaner, more maintainable code and follow Rollup best practices.

Key Concepts

  • Understanding plugins is essential for effective Rollup development. Master the fundamentals before moving to advanced patterns.
  • Best practices include writing clean, readable code with proper naming conventions and consistent formatting.
  • Refer to the official Rollup documentation for the latest syntax and API changes.

About Rollup

Rollup is a module bundler tool created by Rich Harris in 2015. It is primarily used for es module bundler for libraries.

Why Use This Rollup Cheatsheet?

  • Quick Reference — Find syntax and patterns instantly without searching through documentation.
  • Organized by Topic10 sections covering all major Rollup concepts, from basics to advanced.
  • Always Updated — Covers the latest Rollup features and best practices for 2026.
  • Searchable — Use the search bar to jump to exactly the concept you need.

Getting Started with Rollup

Whether you're new to Rollup or an experienced developer looking for a quick reference, this cheatsheet covers the essential concepts you need. Start with the fundamentals like configuration and input & output, then progress to more advanced topics like source maps and plugin api.

Rollup has been widely adopted since its creation in 2015, with a strong community and ecosystem. Files typically use the rollup.config.js extension. For the most comprehensive and up-to-date information, always refer to the official Rollup documentation alongside this cheatsheet.

Frequently Asked Questions

What is Rollup used for?

Rollup is primarily used for es module bundler for libraries. It was created by Rich Harris in 2015 and follows the module bundler paradigm.

Is Rollup hard to learn?

Rollup has a moderate learning curve. Start with the basics covered in sections like Configuration and Input & Output, then gradually work through more advanced topics. This cheatsheet helps by providing quick references for each concept.

How do I use this cheatsheet?

Use the search bar to find specific topics, click section headers to expand/collapse content, and use the table of contents for quick navigation. You can also expand or collapse all sections at once.