Convert carriage returns to HTML br line feeds or paragraph tags p
Extracts data for a specified column in a text list
Regular expressions extract specific strings from text
String generator for consecutive letters, Greek letters, Japanese katakana, etc.
Decomposition of Chinese Character Strokes by Stroke Order
Chinese character stroke sequence animation demonstration and practice quiz
Insert the specified symbol between any two characters in text
divided into two parts according to odd and even numbers
Find the longest or shortest line in a document or text paragraph
Conversion between Chinese Full-Width Symbols and Half-Width Symbols
Convert Chinese traditional and simplified characters to each other
Count the number of occurrences of Chinese, English, punctuation marks, etc. in text fragments
Online regular expression testing tool, providing common regular expressions, flag bit settings, match highlighting and multilingual code generation
Online CSS code beautification, purification, compression, organization, optimization tool
Online JavaScript code beautification, purification, compression, decompression, obfuscation tool
Git address translation to SSH, HTTPS, GIT protocol
Query manufacturer information corresponding to MAC address
Remove all GET request parameters following the question mark in the URL
Randomly generate a specified number of IP addresses
Batch extraction of all website domain names in a string
Check IP geographical location, coordinates, and time zone
String to Hexadecimal and Hexadecimal to String Conversion
JSON formatting, compression, format correction, filtering, sorting
Generate random passwords and support setting password rules of different complexity
Lights Out online game, click on the light bulb to change the state of itself and adjacent lights, the target turns off all lights
Hitori online solo game, black repeated numbers so that each row and column without repetition, Haig is not adjacent and white connected
Online Sumcomplete numerical thinking game, delete certain numbers in the grid, so that the sum of the remaining numbers in each row and column equals the target value
Flow Free online game of connecting dots of the same color, lines cannot cross and must fill all spaces
Online Nonogram number weaving game, Black or white according to the row number prompt, Restore pixel graphics, Logic reasoning puzzle game
Online 24-point game, classic math puzzle game, with addition, subtraction, multiplication and division and brackets to make 4 numbers calculate 24
Online digital Huarong Road game, classic slider puzzle, will disrupt the number in order, exercise logical thinking
Online 2048 games, classic number merge puzzle game, slide merge same numbers, challenge highest score
Online Sudoku game, support multiple difficulties, automatically generate questions, prompt, check function, exercise logical thinking
Online text avatar generation tool, input text automatically generate personality avatar, support a variety of shapes, fonts, color settings and downloads
Online certificate photo cutting tool, support one inch, two inches and other common size, drag the border to cut freely, download pictures
Online whiteboard tool, supports free drawing, shapes, text, eraser, etc., and can download pictures
Online generation of a variety of grid paper, support squares, lattices, horizontal lines, triangles, hexagons, etc., can be printed and downloaded
the mainland of China personal income tax calculator, support pre-tax salary, five insurances and one fund, special additional deduction calculation
Calculate calories burned by running using MET method
Calculate your daily water intake based on your weight
Quickly calculate the day of the week on the specified date
Daily salary calculated on the basis of monthly salary and working days
Generates a random codebook that can be used to select passwords
A Complete Collection of Common Special Symbols
Convert numbers to uppercase amounts, support traditional and simplified Chinese
Online scientific calculator, support trigonometric function, logarithm, power operation, factorial, constant and other scientific calculation functions
Online calculator, support addition, subtraction, multiplication and division, parentheses, percentages, power operations and other common calculations
product of numbers converted into prime numbers
Generates a list of the specified number of Fibonacci numbers
Statistics such as sum, mean, maximum, minimum, variance, etc. of statistics
Generates a specified number of proportional series and calculates the sum
Generates a specified number of arithmetic series and calculates the sum
Given the speed and distance, calculate the time required to reach the destination
Calculate the greatest common factor of two given numbers
Calculate the greatest common factor of two given numbers
Batch generation of all combinations of numbers between given 2 values
Image size proportional scaling,equal proportion calculation
Percentage calculation, percentage increase and decrease, percentage of a number