Appsero - Appsero is a killer WordPress Analytics, Licensing & Deployment Tool. Appsero is the perfect companion for WordPress plugin & theme developers.
Website Grader - Grade your website's strengths and weaknesses in seconds.
Squirrly SEO Focus Pages - Waze for navigating Google Ranking factors
Textalyzer - Analyze text readability and SEO parameters
Freemius - Freemius is a suite of solutions for monetization, analytics, and marketing automation for freemium and premium WordPress plugins.
Smaller - Make your websites load faster