Text Line Editor
[Text Tools]
Preserve or clear text lines containing specific strings
Visit Site Github
Text Extraction Specific String Tool
[Text Tools]
Regular expressions extract specific strings from text
Visit Site Github
Lucky Number Generator
[Daily Tools]
Consecutive, repeated and lucky digit number generator
Visit Site Github
continuous dictionary string generator
[Text Tools]
String generator for consecutive letters, Greek letters, Japanese katakana, etc.
Visit Site Github
File Suffix Case Conversion Tool
[Text Tools]
Convert file suffixes to upper or lower case
Visit Site Github
Text line formatter
[Text Tools]
Format each line of text according to a specified rule
Visit Site Github
Arbitrary Volume File Generator
[Development Tools]
Generate a file of arbitrary size
Visit Site Github
Online Snowflake ID Generator
[Development Tools]
Batch generation of Snowflake ID identifiers
Visit Site Github
XXTEA encryption/decryption
[Development Tools]
XXTEA encryption and decryption algorithm
Visit Site Github
XTEA encryption/decryption
[Development Tools]
XTEA Encryption and Decryption Algorithm
Visit Site Github
TEA encryption/decryption
[Development Tools]
TEA encryption and decryption algorithm
Visit Site Github
time difference calculator
[Calculation Tools]
Calculate the difference between two times
Visit Site Github
decimal time calculator
[Calculation Tools]
Decimal time conversion hours minutes seconds
Visit Site Github
decomposition prime factor calculator
[Calculation Tools]
product of numbers converted into prime numbers
Visit Site Github
Chinese character stroke separation
[Text Tools]
Decomposition of Chinese Character Strokes by Stroke Order
Visit Site Github
Chinese character writer
[Text Tools]
Chinese character stroke sequence animation demonstration and practice quiz
Visit Site Github
Picture Scale Calculator
[Calculation Tools]
Picture common size scale equal scale calculation
Visit Site Github
What day of the year is today?
[Daily Tools]
Calculate days, remaining days, and elapsed days
Visit Site Github
Day of the Year Calculator
[Daily Tools]
Quick calculation of the day of the year specified
Visit Site Github
Day of the week calculator
[Daily Tools]
Quickly calculate the day of the week on the specified date
Visit Site Github
BMR Basal Metabolic Rate Calculator
[Daily Tools]
BMR Basal Metabolic Rate Calculator
Visit Site Github
Link URL Parameter Mass Removal Tool
[Development Tools]
Remove all GET request parameters following the question mark in the URL
Visit Site Github
Insert Symbol in Text tool
[Text Tools]
Insert the specified symbol between any two characters in text
Visit Site Github
Text Batch Filter Odd Even Lines Tool
[Text Tools]
divided into two parts according to odd and even numbers
Visit Site Github
Time Deposit Calculator
[Daily Tools]
Calculates interest and maturity on time deposits
Visit Site Github
Daily wage calculator
[Daily Tools]
Daily salary calculated on the basis of monthly salary and working days
Visit Site Github
random codebook generator
[Daily Tools]
Generates a random codebook that can be used to select passwords
Visit Site Github
List of Fibonacci numbers
[Calculation Tools]
Generates a list of the specified number of Fibonacci numbers
Visit Site Github
digital statistical calculator
[Calculation Tools]
Statistics such as sum, mean, maximum, minimum, variance, etc. of statistics
Visit Site Github
IP address random generation tool
[Development Tools]
Randomly generate a specified number of IP addresses
Visit Site Github
Bank card number formatting tool
[Daily Tools]
Easy to read bank card number formatting
Visit Site Github
Mobile phone number formatting tool
[Daily Tools]
Easy-to-read format, grouped 3 - 4 - 4
Visit Site Github
Chinese name and surname pinyin conversion tool
[Text Tools]
Name conversion to Pinyin
Visit Site Github
Text Item Split Copy Tool
[Text Tools]
Split into individual items, quick click copy
Visit Site Github
Paragraph HTML Convert Line Text Tool
[Text Tools]
Extract text from HTML paragraphs
Visit Site Github
Numeric List Sorting Tool
[Text Tools]
Ascending, Descending, Random, Reverse Sort
Visit Site Github
equal ratio series term generator
[Calculation Tools]
Generates a specified number of proportional series and calculates the sum
Visit Site Github
arithmetic series generator
[Calculation Tools]
Generates a specified number of arithmetic series and calculates the sum
Visit Site Github
Distance Time Calculator
[Calculation Tools]
Given the speed and distance, calculate the time required to reach the destination
Visit Site Github
least common multiple calculator
[Calculation Tools]
Calculate the greatest common factor of two given numbers
Visit Site Github
maximum common factor calculator
[Calculation Tools]
Calculate the greatest common factor of two given numbers
Visit Site Github
List of prime numbers
[Calculation Tools]
Generates a list of the specified number of prime numbers
Visit Site Github
continuous digital batch generator
[Calculation Tools]
Batch generation of all combinations of numbers between given 2 values
Visit Site Github
temperature converter
[Daily Tools]
Convert temperature to Celsius, Fahrenheit, Kelvin and Rankine
Visit Site Github
Domain name extraction tool
[Development Tools]
Batch extraction of all website domain names in a string
Visit Site Github
Digital Prepad Zero Removal
[Text Tools]
Remove any length of digit zero preceding a digit
Visit Site Github
Color Hex to RGB Tool
[Development Tools]
Convert colors from RGB mode to hexadecimal mode
Visit Site Github
Color RGB to Hex Tool
[Development Tools]
Convert colors from RGB mode to hexadecimal mode
Visit Site Github
Numeric Thousand Separator Removal Tool
[Text Tools]
Remove thousands separator from numeric values
Visit Site Github
Browser UA parser
[Development Tools]
Browser Device Information UserAgent Query Tool
Visit Site Github
Shelf Life Calculator
[Daily Tools]
Determine whether the product has passed the shelf life
Visit Site Github
Online Text Line Plus Blank Line Tool
[Text Tools]
Add a blank line after each line of text
Visit Site Github
Online blank line counter
[Text Tools]
Count the number of all blank lines in the text
Visit Site Github
A Complete Collection of Common Special Symbols
[Daily Tools]
A Complete Collection of Common Special Symbols
Visit Site Github
Stock Price Calculator
[Calculation Tools]
Calculation of stock price fluctuation band
Visit Site Github
roman numeral converter
[Calculation Tools]
Conversion between Roman numerals and standard numerals
Visit Site Github
gram and pound converter
[Calculation Tools]
gram and pound conversion to each other
Visit Site Github
quotient and remainder calculator
[Calculation Tools]
Calculate quotient and remainder
Visit Site Github
XML extraction plain text
[Development Tools]
Online XML Extraction Plain Text Tool
Visit Site Github
Cats are the age of humans.
[Calculation Tools]
Converting cat years to human years
Visit Site Github
Find the longest or shortest line tool
[Text Tools]
Find the longest or shortest line in a document or text paragraph
Visit Site Github
Delete a line containing a string
[Text Tools]
Keep or delete rows containing a string
Visit Site Github
Remove leading trailing spaces
[Text Tools]
Remove leading trailing spaces from text
Visit Site Github
cm to ft and inch converter
[Calculation Tools]
Convert centimeters to feet and inches
Visit Site Github
Feet inches converted to centimeters
[Calculation Tools]
Convert feet and inches to centimeters
Visit Site Github
digital extractor
[Text Tools]
Extract integers and floating-point numbers from text
Visit Site Github
HTML tag purification
[Development Tools]
Keep safe HTML tags and remove dangerous redundant tags
Visit Site Github
Equal proportion scaling/equal proportion calculation
[Calculation Tools]
Image size proportional scaling，equal proportion calculation
Visit Site Github
Percentage Calculator
[Calculation Tools]
Percentage calculation, percentage increase and decrease, percentage of a number
Visit Site Github
SQL formatting
[Development Tools]
SQL online beautification,formatting and compression
Visit Site Github
Text line number adding/removing tool
[Text Tools]
Add or delete line numbers before paragraphs
Visit Site Github
IP Address Geolocation Lookup
[Development Tools]
Check IP geographical location, coordinates, and time zone
Visit Site Github
Local IP Address Lookup
[Development Tools]
View local IP, geographical location, and coordinates
Visit Site Github
Crontab Expression Interpreter
[Development Tools]
Explained in human readable description
Visit Site Github
Remove empty lines
[Text Tools]
Removes blank lines and lines containing only whitespace
Visit Site Github
Full/Half-Width Conversion
[Text Tools]
Conversion between Chinese Full-Width Symbols and Half-Width Symbols
Visit Site Github
Hex Encoding/Decoding
[Development Tools]
String to Hexadecimal and Hexadecimal to String Conversion
Visit Site Github
English Sentences to URLs
[Text Tools]
Converting English Sentences to URLs for Use as Title Links
Visit Site Github
English Case Conversion
[Text Tools]
English Case Conversion: Title Case, Toggle Case
Visit Site Github
Cash To Chinese Words
[Daily Tools]
Convert numbers to uppercase amounts, support traditional and simplified Chinese
Visit Site Github
URL Encoding/Decoding
[Development Tools]
Online URL Encoding (URLEncode) and Decoding (URLDecode)
Visit Site Github
HTML Escape/Unescape
[Development Tools]
HTML Escape (encodeURI) and Unescape (decodeURI)
Visit Site Github
Number Base Conversion
[Development Tools]
Binary, Octal, Decimal, Hexadecimal Conversion
Visit Site Github
Time Flies
[Entertainment Tools]
Calculating today, this month, and this year progress
Visit Site Github
JSON Online editor
[Development Tools]
JSON formatting, compression, format correction, filtering, sorting
Visit Site Github
Random password generator
[Development Tools]
Generate random passwords and support setting password rules of different complexity
Visit Site Github
Image compression optimization
[Image Tools]
Compress image size, reduce image size
Visit Site Github
Traditional vs Simplified
[Text Tools]
Convert Chinese traditional and simplified characters to each other
Visit Site Github
English Word Counter
[Text Tools]
Count the number of occurrences of Chinese, English, punctuation marks, etc. in text fragments
Visit Site Github
