(sorry about being a bit late this month…)
- W3Techs — World Wide Web Technology Surveys
- W3Techs — Usage of server-side programming languages
- W3Techs — All Versions of PHP
- W3Techs — PHP version 5
- W3Techs — PHP version 7
- BuiltWith — PHP 7 Usage Statistics
- CMS Market Share
- W3Techs — Usage statistics and market share of WordPress
- WordPress Versions
- WordPress Versions (PHP, MySQL, & Locales)
- Netcraft Web Server Survey
- Most Reliable Hosting Company Sites in November 2017
- PYPL PopularitY of Programming Language Index
- TIOBE Index (Programming Languages)
- TOPDB Top Database index
- DB-Engines Rankings
- DB-Engines Ranking table of Relational DBMS
- DB-Engines Ranking on Trend Popularity
- Top Websites of the Internet
- W3Schools — The Chrome Browser Stats
- W3Schools — The Internet Explorer (IE) Browser Stats
- W3Schools — The Firefox Browser Stats
- W3Counter — Browser & Platform Market Share