Web-Based Tools

2013.08.29 Update: All links below are updated.
When you use the Internet or weaver some webpages, some tools are must have.
This is the site of Peter Forret.
You will find following handy tools:
Color converter: convert RGB to CMYK/HSV color spaces
HTML convert convert special chârãçtérs to valid encoded HTML
HTTP Analyzer: check HTTP headers
Speed Analyzer: check your connection speed to different continents