Web Design, Marketing and Computer Networking Tools
CSS Web Design Tools
- Ascii-code.com
- Conversion Chart (px vs em)
- CSS Reference
- CSS Specificity
- CSS Specificity Calculator
- CSS-Tricks Specifics on CSS Specificity
(Nicely explained) - CSS3 Validation
- CSS-Tricks Guide to Flexbox
- CSS-Tricks Flex & Align-Items
- CSS-Tricks Colored Lists
- CSS Clippath Tricks
- FileFormat.Info (Excellent Resource)
- Emojipedia.org - Search for Emojis
HTML Tools
- HTML Tag References (Alphabetical Order)
- HTML & Characters
- HTML Symbols
- HTML Emoji
- HTML Unicode (UTF-8) Reference
- HTML Cheat Sheet
- HTML Color Names, Hex, Shades & Mix
- HTML ISO Country Codes
- HTML Validation - (X)HTML5 Validation
- HTTP Response Error Codes
- HTTP Status Codes
- Using HTML sections and outlines
- HTTP Methods
Networking Tools
Audio & Video Tools / Help
SEO Tools - Search Engines and Marketing
Business Resources
Internet Organizations
- ARIN - American Registry for Internet Numbers
- ICANN - Internet Corporation For Assigned Names and Numbers