CodeGuppy vs. JavaScript vs. PDF-LIB vs. PureScript Comparison Chart

Welcome to CodeGuppy, a p5.js-enhanced JavaScript coding platform for middle and high-school students; used by schools around the world. Learn about pixels, resolution, and coordinates, important computer science concepts widely used in CodeGuppy. Expressions and variables are the core of any programming language. Learn about these JavaScript concepts using a fun lesson. Create new JavaScript 'instructions' and achieve code modularization through the use of functions. In this lesson, you'll recap variables, expressions, and functions and learn about the concept of strings. Draw colored lines, circles, and other shapes with the awesome artist program. Learn how to recreate this game that will offer you hours of entertainment. Visualize what happens in computer memory during a common sort operation. Learn how to how to create your own custom clone of this game. Create amazing drawings and texts using colored line art.

Create and modify PDF documents in any JavaScript environment. Create PDF documents from scratch, or modify existing PDF documents. Draw text, images, and vector graphics. Embed your own fonts. Even embed and draw pages from other PDFs. Written in TypeScript and compiled to pure JavaScript with no native dependencies. Works in any JavaScript runtime, including browsers, Node, Deno, and even React Native. Add, insert, and remove pages. Split a single PDF into separate ones. Or merge multiple PDFs into a single document. Create new forms or fill and read existing fields. Checkboxes, buttons, radio groups, dropdowns, option lists, and text fields are all supported. If you aren't using a package manager, UMD modules are available on the unpkg and jsDelivr CDNs. Note that only some PDF readers can view attachments. This includes Adobe Reader, Foxit Reader, and Firefox. If you are using the CDN scripts in production, you should include a specific version number in the URL.