D3.js alternatives

Smaller is a powerful HTML, CSS and JavaScript compressor on OS X which also has the ability to combine several files into one. Compress your files and make your websites load faster.

Textalyzer allows you to measure readability, check readability score and analyse your text against tens of different parameters and improve it immediately.

imgix is the leading platform for end-to-end image processing. With robust APIs, SDKs, and integrations, imgix empowers developers to optimize, transform, manage, and deliver images and videos at scale through simple URL parameters. With 100+ image operations, you can achieve responsive design for any device, browser, or art direction. You can start with our free plan or choose from our flexible plans that scale with you.

Every developer has, I have at least, been in the situation, that I needed some quite performant code, but didn't know which piece of code is faster - and how does one even test this? 🤔

Ultra is a fast and efficient package manager for JavaScript, it uses a shared store to install packages faster and save space on common dependencies shared by your projects. Also it comes with some commands like "create" to initialize template projects.

This app will help you get ready for your next JavaScript role interview. It contains over 300 questions about JavaScript, React.js, Next.js, Testing and architecture for every developer. For free :)!