HTTP Status Dogs - Hypertext Transfer Protocol Response status codes, and dogs
GoodUI Evidence - People's A/B test results that show which UI ideas work best
HTTP Status Cats - Cats for every HTTP status code, by ex-Google.
Decidr - Make better decisions with quick A/B polls
PreFlight - Preflight is an Automated Web Testing tool. Allows everyone to automate Web UI tests.
http.garden - Gardening for every HTTP status code, by ex-Google.