Developers

BuiltWith is a website profiler, lead generation, competitive analysis, and business intelligence tool providing technology adoption, eCommerce data, and usage analytics for the internet.

Kody Tools is a hub of dev tools, calculators, and converters mainly for developers but also can be useful for everyone.

LambdaTest is a cross-browser testing tool allowing you to run manual and automation tests of your website and app on 3000+ different browsers.

Appy Pie is a no-code application development platform that enables users to create mobile applications with no previous experience compatible with operating systems such as Android, iOS, and Windows mobile OS.

Brain.fm is a web and mobile app that plays AI-generated music and brainwave-altering sounds to help you focus on whatever you need to do.

PageSpeed Insights analyzes the content of a web page, then generates suggestions to make that page faster.

Google Analytics is the best-known web analytics product and, as a free product, it has massive adoption.

RSS.app is an RSS generator that creates RSS feeds from almost any website. You can build RSS feeds for your own website or use it to monitor your favorite sites.

Coolors is a color palette app and website that generates color schemes for all design needs. It can generate palettes, gradients, check contrast, and find fonts.

StatusCake is a website monitoring tool that provides full monitoring solutions, including uptime, page speed, domain, server, and SSL monitoring.

10015.io is an all-in-one toolbox mainly for web designers and developers. It offers a browser extension, a clean interface, and easy-to-use generators and convertors of all types.

Penpot is a professional web-based design and prototyping tool for real-time collaboration between designers and developers. Penpot uses SVG as its native format instead of closed-sourced formats that need “exporting.”