Scrutinize your website. Link checking, html validation, SEO, Sitemap and more.

Manage multiple databases from a single application.

Powerful serial terminal for makers and sysadmins.

Xmplify is a powerful XML editor built specifically for macOS. Xmplify provides a fully XML-aware editing environment with DTD and XML Schema-based auto-completion, automatic document validation, XSLT and XPath support, live HTML preview and much more.

BBEdit is the leading professional HTML and text editor for macOS.

CotEditor is a lightweight plain-text editor for macOS.

Cross-platform code editor and debugger for web apps.

Easily preview your Markdown documents.

Krita is a professional FREE and open source painting program. 

Instant access to the OS X color wheel.

Xcode localization made easy.

An elegant and powerful text editor that is easy to use.

Animated and interactive GUI designer.

Atom is a customizable text editor developed by GitHub.

RapidWeaver for Mac is a powerful and easy to use web design app that puts you back in control. Build your own beautiful, responsive, websites without having to write a line of code.