Tableau - Tableau can help anyone see and understand their data. Connect to almost any database, drag and drop to create visualizations, and share with a click.
Really Good UX - A library of screenshots for UX inspiration
Qlik - Qlik offers an Active Intelligence platform, delivering end-to-end, real-time data integration and analytics cloud solutions to close the gaps between data, insights, and action.
Usability.gov - Resource for user experience (UX) best practices & guides
Microsoft Power BI - BI visualization and reporting for desktop, web or mobile
UX Check - Easy heuristic evaluations on your website (chrome ext.)