If you need to check on the status of your application for or renewal of your United States passport, here's where you can check.

Dogs for every HyperText Transfer Protocol response status code.

https://http.dog/[code].jpg

Tracking all tech startup layoffs since COVID-19. Data is compiled from public reports. It's basically Wordpress embedding an Airtable object.

Polybar aims to help users build beautiful and highly customizable status bars for their desktop environment, without the need of having a black belt in shell scripting. It has built-in functionality to display information about the most commonly used services. Has a large number of built-in widgets for many different facets of system status.

In the AUR.

An actually accurate AWS service dashboard.

A very simple Python front-end to the Linux Folding@home client. Doesn't give you much, handy for doing a quick status check if you don't feel like setting up an SSH tunnel so you can look at the web control panel.

A canonical list of HTTP status codes (and what they're used for in a RESTful context), what they mean, and how they should be used.

GPS.gov's directory of status reports and operational directories.

Navigation Center RSS Feeds for Local Notices to Mariners (LNMs) for each Coast Guard District. These feeds are update automatically as soon as we publish the latest LNM for each districts.

Currently monitored by Tripwire.

A site that keeps track of the statuses of various Tor network markets. No RSS, no API, can probably scrape it.

Daily reports about the global bgp routing table.

The Wikipedia page describing all of the known more-or-less standard HTTP status codes. Useful for people developing web applications.