WEB-Tools

A set of useful online tools for WEB-site developers.

SEO-tools

Checking redirects
Last-Modified and If-Modified-Since check
Checking for Meta Tags, Open Graph and h1-h6 headers
Checking the http headers of the page
The ratio of text to page code
SSL certificate verification by domain
Checking DNS records for a domain
Checking the write in the reverse zone

Work with images

Create a favicon (favicon.ico) for the site
Convert image to base64
Convert picture to another format
Resize photo
Eyedropper tool online
Cut out part of the image
Create a round picture
Create oval image
Round off the corners of the photo
Color image in black and white
Make a negative photo (invert colors)
Create a translucent photo
Create embossed image
Extract images from PDF

Work with text

Typographer
Online transliteration
Count the number of characters in the text
Change keyboard layout

Generators

Online password generator
Generate QR Code
HTML character generator for insertion into a page

Compressors / Code Optimizers

CSS minify

Encoders / Decoders / Converters

Punycode converter
urlencode
urldecode
Quoted-Printable encode
Quoted-Printable decode
Hex-Oct-encode
Hex-Oct Decoder
Encoder base64
Decoder base64
Convert image to base64
RGB to HEX color converter
Color converter from HEX to RGB
Convert characters to HTML for insertion into a page

Layout

Convert image to base64
HTML symbols
Convert characters to HTML for insertion into a page
HTML character generator for insertion into a page
RGB to HEX color converter
Color converter from HEX to RGB
CSS filters
linear-gradient CSS generator
radial-gradient CSS generator
box-shadow CSS generator

Others

Production calendar 2022
Exact time

List of useful online tools for WEB-development and SEO-site optimization. There are also various online generators, converters, encoders, decoders. The set of tools is constantly being expanded and refined.