These are just some small handy things that one might need when creating, testing or trying things out on the web. They were put here because often I needed to go look for one with a search engine. Now they are just here for me and you to use again and again.

coding

• https://ict.ken.be/base-64-url-encoder-decoder
• http://regexpal.com
• https://httpbin.org/

security

• http://ip-lookup.net
• https://pentest-tools.com/information-gathering
• https://securityheaders.io
• https://cve.mitre.org
• http://www.cvedetails.com
• https://www.virustotal.com
• https://www.metascan-online.com
• https://www.ssllabs.com/ssltest/analyze.html
• http://routersecurity.org/
• https://haveibeenpwned.com/
• http://www.hackmageddon.com/

content

• https://ict.ken.be/ipsum
• http://lorempixel.com - http://placehold.it
• https://tinypng.com

pdf

• https://online2pdf.com/
• https://ebook.online-convert.com/convert-to-pdf

webmaster tools

• http://downforeveryoneorjustme.com
• http://www.google.com/webmasters/tools/richsnippets
• http://developers.google.com/speed/pagespeed/insights
• http://www.feedthebot.com
• http://google.github.io/latency-benchmark
• https://developers.facebook.com/tools/debug
• https://graph.facebook.com/http://facebook.com
• http://responsinator.com
• http://browsershots.org
• http://lab.maltewassermann.com/viewport-resizer/
• https://toolbox.googleapps.com/apps/main/

developer docs

• https://reactjs.org/
• https://www.graphql-tools.com/
• https://relay.dev/graphql/connections.htm
• https://nextjs.org/
• https://www.gatsbyjs.com/
• http://www.asp.net/web-api
• http://www.asp.net/signalr
• http://www.asp.net/entity-framework
• http://www.asp.net/web-forms
• http://www.breezejs.com/documentation/introduction
• http://docs.angularjs.org/guide
• http://bootstrapdocs.com

trends

• http://w3techs.com
• http://www.google.com/trends