Unsorted list
https://www.google.com/webmasters/
https://www.google.com/webmasters/tools/home
https://analytics.google.com/analytics/web/
https://www.google.com/adsense/
Advanced Port Scanner 1.3 (Free Network Tool)- http://www.majorgeeks.com/files/details/advanced_port_scanner.html (Checksums)
Wayback Machine – See how a page appeared when a snapshot was taken.
Wayback Machine “Save Page Now” – Capture a web page as it appears now for use as a trusted citation in the future.
DownThemAll! – add-on for Mozilla Firefox that “lets you download all the links or images contained in a webpage and much more”
web-capture.net – an online tool that saves an entire webpage (better than stitching together multiple screenshots). Save in JPEG, PDF, TIFF, BMP, PNG, PS, or SVG formats.
http://www.tablesgenerator.com/html_tables
Qualys SSL Server Test – https://www.ssllabs.com/ssltest/
https://haveibeenpwned.com/ – Check if you have an account that has been compromised in a data breach
http://www.infinitelooper.com/ – Easily loop Youtube videos
https://www.flickr.com/photos/bayerberg/sets/72157632290507066
http://downforeveryoneorjustme.com/
http://www.aminstitute.com/headline/index.htm
https://wordpress.org/plugins/download-monitor/
http://www.convertcsv.com/csv-to-html.htm
http://validator.w3.org/feed/check.cgi
https://www.uberconference.com/
https://creativecommons.org/choose/#
Title Case – convert text to Title Case, AP Style Title Case, UPPERCASE, lowercase, Start Case, camelCase, PascalCase, hyphen-case, snake_case – http://www.titlecase.com/
Online JavaScript console/editor – https://repl.it/languages/javascript
Graphpad Online t-test – http://graphpad.com/quickcalcs/ttest1/
Graphpad – A bunch of statistical tests/tools – http://graphpad.com/quickcalcs/
Firebug – Powerful debugging tools for web development – https://addons.mozilla.org/en-US/firefox/addon/firebug/
Built With – Find out what websites are
built with – http://builtwith.com/
HTML to Markdown generator online – http://domchristie.github.io/to-markdown/
PDF Split and Merge (PDF SAM) – open source application for modifying PDFs – http://sourceforge.net/projects/pdfsam/
Combination Generator – http://textmechanic.com/text-tools/combination-permutation-tools/combination-generator/
Wolfram Alpha Combination – http://www.wolframalpha.com/input/?i=combination+3+of+26&x=0&y=0
Permutation Generator – http://textmechanic.com/text-tools/combination-permutation-tools/permutation-generator/
Wolfram Alpha Permutation – http://www.wolframalpha.com/input/?x=0&y=0&i=permutation+3+of+26