RAKKOTOOLS

Count characters, bytes, lines, and more

Compare text and show the differences

Convert the case of text

Extract domain names from text or a web page (URL)

Extract email addresses from text and remove duplicates

Sort a list

Search and replace text (supports regular expressions)

Check your IP address along with network and device information

Look up Whois information for domains and IP addresses

Convert a string to Punycode, or convert Punycode back

Show regional information from an IP address, host, or domain

Display the HTTP response headers sent by a web server

Check whether a host is reachable

Check whether gzip compression is enabled

Check the state of ports on an IP address or host name

Extract headings, TITLE, and page character count

Check the size and appearance of the OGP image, title, and description when sharing on social media

Extract TITLE, DESCRIPTION, ROBOTS, and CANONICAL URL

Generate secure random passwords

Create a hashed password to write into a .htpasswd file

Check the security measures in HTTP response headers

Pair-check an SSL certificate against a private key or a CSR file

Display the contents of a CSR (Certificate Signing Request)

Display the contents of an SSL certificate

Confirm that an SSL certificate is correctly installed on a server

Create self-signed SSL certificates for free

Convert strings with MD5/SHA1/SHA256 and other algorithms to generate hash values all at once

Encode data into a JSON string, and decode a JSON string back into data

Check the syntax of PHP code

Compress and minify JavaScript and CSS source code

Format JavaScript and CSS source code

Check the syntax of MySQL queries

Format SQL statements for better readability

Format XML strings

Encode convertible characters into HTML entities and decode HTML entities into characters

Extract external and internal links

Extract TITLE, DESCRIPTION, ROBOTS, and CANONICAL URL

Convert an Excel table into an HTML TABLE TAG

Extract all images on a website

Check HTML for syntax errors or formatting errors

Create and edit HTML visually

Encode convertible characters into HTML entities and decode HTML entities into characters

Encode characters and symbols into special codes, or decode URL-encoded strings

Convert data to a Base64 string, and convert a Base64 string to data

Encode data into a JSON string, and decode a JSON string back into data

Convert a date and time to a timestamp, and a timestamp to a date and time

Convert an Excel table into an HTML TABLE TAG

Convert SSL certificates to various formats

Generate favicons and app icons from an image

Convert a date and time to a timestamp, and a timestamp to a date and time

Count elapsed time to 1/100 of a second

Show the current time based on geolocation

Create an alarm timer

Show the date and time in cities around the world

Create a customizable countdown timer. Supports URL sharing and embedding

Create a count-up timer online

Create, share, and embed a digital counter that automatically counts up at a specified interval from a particular date and time.

Get a color code from a color palette or color space

Extract color codes from an image or image URL

Generate favicons and app icons from an image

Extract all images on a website

Extract color codes from an image or image URL

Edit and crop images

Change the size of images

Generate ASCII art from text or images

Generate favicons and app icons from an image

Convert images from PNG to JPG, or JPG to PNG

Decode a Base64 string into an image

Randomly draw one from a list of numbers, names, and more

Randomly divide into teams and pick organizers or representatives

Look up Whois information for domains and IP addresses

Convert a string to Punycode, or convert Punycode back

Show regional information from an IP address, host, or domain

Check the DNS records of a domain name

Convert a domain name to an IPv4 address

Encode characters and symbols into special codes, or decode URL-encoded strings

Extract domain names from text or a web page (URL)

Convert videos to GIF

Convert various files to PDF

Protect a PDF by setting a password

Unlock a password-protected PDF

Compress a PDF to reduce its file size

Extract all images from a PDF

Add page numbers to each page of a PDF

Add a header and footer to each page of a PDF

Add a text watermark to a PDF

Count characters, bytes, lines, and more

Convert various units such as length and force

Convert units of length and distance

Convert units of weight and mass

Convert units of volume and capacity

Convert temperature units

Convert area units

Convert units of pressure

Trim audio files

Convert audio files

Check your IP address along with network and device information

Look up Whois information for domains and IP addresses

Show regional information from an IP address, host, or domain

Convert a domain name to an IPv4 address

Convert an IPv4 address into IPv6 notation

Calculate the range of IP addresses based on an IPv4 or IPv6 CIDR address

Generate secure random passwords

Convert strings with MD5/SHA1/SHA256 and other algorithms to generate hash values all at once

Create a hashed password to write into a .htpasswd file

Create QR codes for a variety of purposes

Create an XML schema definition (XSD) from XML

Create a customizable countdown timer. Supports URL sharing and embedding

Create a count-up timer online

Generate ASCII art from text or images

Check the size and appearance of the OGP image, title, and description when sharing on social media

Get a color code from a color palette or color space

Extract external and internal links

Extract TITLE, DESCRIPTION, ROBOTS, and CANONICAL URL

Extract all images on a website

Extract domain names from text or a web page (URL)

Extract color codes from an image or image URL

Extract email addresses from text and remove duplicates

Extract all images from a PDF

Check the syntax of PHP code

Check the syntax of MySQL queries

Check HTML for syntax errors or formatting errors

Format and validate JSON for readability

Format JavaScript and CSS source code

Format SQL statements for better readability

Format XML strings

Format HTML code in your preferred style

Format and validate JSON for readability

Pair-check an SSL certificate against a private key or a CSR file

Display the contents of a CSR (Certificate Signing Request)

Display the contents of an SSL certificate

Confirm that an SSL certificate is correctly installed on a server

Create self-signed SSL certificates for free

Convert SSL certificates to various formats

Randomly draw one from a list of numbers, names, and more

Randomly divide into teams and pick organizers or representatives

Randomly draw one from a list of numbers, names, and more

Randomly divide into teams and pick organizers or representatives

Generate ASCII art from text or images

Add text to images to create memes