StatusPage.io - StatusPage.io is the best way for web infrastructure, developer API, and SaaS companies to get set up with their very own status page in minutes. Integrate public metrics and allow your customers to subscribe to be updated automatically.
Trendy 404s - A set of creative templates for your 404s
Hosted Status Page - Incident Management with Automated Downtime Detection
FourZeroFour - Showcase of the best error pages on the web.
Status.io - Status.io is a platform for system status pages and status notifications. Companies rely on Status.io to track outages, schedule planned maintenances, broadcast status notifications, and much more; and their customers love the transparency.
404 Illustrations - Open-source catchy illustrations for perfect error pages