Siteimprove - Consider the Siteimprove Intelligence Platform the newest member of your team.
Sitebeam - Spelling mistakes, SEO, load speed, social media, code, W3C, accessibility & more in one tool.
Crownpeak DQM - Digital Governance
Ryte - Ryte is a web-based software invented for technical optimization for search engines and improvement of websites.
SEMRush - All-in-one Marketing Toolkit for digital marketing professionals.
RankScience - Advanced Content Optimization Software for SEO