Online Tools - Your Toolbox

One button matting

[ Image class ]

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One click removal of photo background, ID photo background, white background of commodities

https://tool.lu/cutout/ get into

Ui code generation

[ Development class ]

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Using ai to generate html pages of tailwind css

https://tool.lu/genui/ get into

file search

[ Document class ]

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File Renamer Turbo

https://tool.lu/renamer/ get into

Toss a coin

[ other ]

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Flip coin front and back

https://tool.lu/coin/ get into

Merge pictures into pdf

[ Document class ]

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Merge pictures into and convert them into pdf

https://tool.lu/image2pdf/ get into

HD zoom in

[ Image class ]

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Use AI to enlarge the picture by 1~4 times

https://tool.lu/upscaler/ get into

Certificate photo printing and typesetting

[ Image class ]

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No waste in typesetting and printing

https://tool.lu/imageprint/ get into

Metronome

[ Music ]

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Online beat tool

https://tool.lu/metronome/ get into

Picture to latex

[ Image class ]

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Mathematical formula recognition, picture conversion to latex

https://tool.lu/latexocr/ get into

PolyTune

[ Music ]

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Guitar tuning tool

https://tool.lu/guitartuner/ get into

Code obfuscation

[ Development class ]

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Anti confusion of java, js, php, python and other programming language codes

https://tool.lu/deobfuscation/ get into

Smart copywriting

[ Text Class ]

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Write small red books, microblogs, circles of friends, hot comments and other copybooks

https://tool.lu/writer/ get into

Javascript tools

[ Development class ]

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Online js beautification, decompression and confusion

https://tool.lu/js/ get into

Css tools

[ Development class ]

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Online css beautification, formatting, compression

https://tool.lu/css/ get into

IP address query

[ Query Class ]

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IP location query, multiple data sources, more accurate query

https://tool.lu/ip/ get into

Python tools

[ Development class ]

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Decompile pyc files, beautify and format python

https://tool.lu/pyc/ get into

Map coordinate system conversion

[ other ]

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Coordinate system conversion and longitude latitude conversion of Gaode, Tencent and Baidu maps

https://tool.lu/coordinate/ get into

Forbidden word detection

[ Text Class ]

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Detection of Xiaohongshu, Tiaoyin, and Free Fish Forbidden Words

https://tool.lu/checkforbidden/ get into

Picture information viewing tool

[ Image class ]

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Extract prompt and ComfyUI prompt from the pictures generated by sd

https://tool.lu/imageinspector/ get into

Electronic signature image

[ Image class ]

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Generate electronic signature image

https://tool.lu/signature/ get into

Pdf merge

[ Document class ]

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Combine multiple pdf files into one

https://tool.lu/pdfmerger/ get into

Pdf adjustment

[ Document class ]

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Pdf page deletion, rotation and order adjustment

https://tool.lu/pdfadjuster/ get into

audio clip

[ Audio class ]

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Clip Audio

https://tool.lu/audiocutter/ get into

Jigsaw puzzle

[ Image class ]

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Subtitle puzzle

https://tool.lu/stitch/ get into

Gif clipping

[ Image class ]

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Crop gif picture

https://tool.lu/gifcropper/ get into

Gif zoom

[ Image class ]

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Zoom gif picture

https://tool.lu/gifscaler/ get into

Checkered paper

[ Design ]

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Print triangle, square, hexagon, dot grid

https://tool.lu/gridpaper/ get into

Gif segmentation

[ Image class ]

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Gif is divided into multiple still pictures

https://tool.lu/gifsplitter/ get into

Pdf pagination

[ Document class ]

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Add page numbers to pdf

https://tool.lu/pdfpagenum/ get into

Festival head portrait production

[ Image class ]

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Festival avatar production, National Day, Christmas, Spring Festival avatar

https://tool.lu/avatar/ get into

Pdf segmentation

[ Document class ]

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Split pdf and divide pdf according to page number

https://tool.lu/pdfsplitter/ get into

Date Time Calculator

[ Query Class ]

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Calculation date difference days, calculated date

https://tool.lu/datecalc/ get into

Handheld bullet screen

[ other ]

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Hand held rolling bullet screen

https://tool.lu/danmu/ get into

Watermark the picture

[ Image class ]

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Support png, jpg, gif and other formats

https://tool.lu/watermark/ get into

Php tools

[ Development class ]

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Online php beautification, formatting, decryption

https://tool.lu/php/ get into

Html tools

[ Development class ]

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Online html beautification, formatting, compression

https://tool.lu/html/ get into

Subtitle translator

[ Video class ]

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Translate srt subtitles

https://tool.lu/subtitletranslator/ get into

Websocket test tool

[ Development class ]

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Websocket online testing tool

https://tool.lu/wstester/ get into

Regular test tool

[ Development class ]

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Regular expression testing tool, which can also generate code

https://tool.lu/regex/ get into

Sql tool

[ Development class ]

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SQL online beautification, formatting, compression

https://tool.lu/sql/ get into

Json tool

[ Development class ]

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Edit json online, check syntax, transfer to php, go class

https://tool.lu/json/ get into

Xml tool

[ Development class ]

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XML formatting and compression

https://tool.lu/xml/ get into

Asciidoc editor

[ Text Class ]

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Asciidoc editor

https://tool.lu/asciidoc/ get into

Favicon online production

[ Image class ]

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Icon online production

https://tool.lu/favicon/ get into

Color tool

[ Design ]

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Color space conversion, common colors

https://tool.lu/color/ get into

Batch Subtitles Converter

[ Video class ]

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Convert subtitle formats: srt, ass, ssa, vtt, ttml, stl, ts

https://tool.lu/subtitleconverter/ get into

Crontab time calculation

[ Development class ]

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Cron expression execution time calculation, intelligent expression generation

https://tool.lu/crontab/ get into

Picture base64 encoding

[ Image class ]

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Picture base64 encoding

https://tool.lu/base64image/ get into

Markdown editor

[ Text Class ]

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Markdown editor

https://tool.lu/markdown/ get into

Mermaid editor

[ Text Class ]

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Mermaid editor

https://tool.lu/mermaid/ get into

Space occupying picture

[ Image class ]

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Space occupying pictures, front-end space occupying pictures

https://tool.lu/imageholder/ get into

Decimal conversion

[ Development class ]

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Common base conversion tools

https://tool.lu/hexconvert/ get into

Email image generation

[ Image class ]

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Email image generation

https://tool.lu/emailimage/ get into

Text encryption and decryption

[ Text Class ]

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Url, base64, md5 encryption and decryption

https://tool.lu/encdec/ get into

Useragent analysis

[ Development class ]

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Analyze ua

https://tool.lu/useragent/ get into

Hex to string

[ Text Class ]

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Hex and string conversion

https://tool.lu/hexstr/ get into

Named Master

[ Query Class ]

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It is named after three talents, five patterns and eight characters of birth date

https://tool.lu/naming/ get into

Timestamp conversion

[ Development class ]

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Online timestamp conversion

https://tool.lu/timestamp/ get into

Java online tools

[ Development class ]

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Online beautification of java code

https://tool.lu/java/ get into

typeface

[ Development class ]

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Css Chinese font unicode, programming font

https://tool.lu/fontfamily/ get into

Five strokes from Chinese characters to Pinyin

[ Text Class ]

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Five strokes of Chinese characters, Pinyin, Cantonese Pinyin

https://tool.lu/py5bconvert/ get into

Chinese Simplified Traditional Conversion

[ Text Class ]

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Conversion of simplified and traditional Chinese, replacement of idioms

https://tool.lu/zhconvert/ get into

today in history

[ Query Class ]

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What happened today in history

https://tool.lu/todayonhistory/ get into

Download link conversion

[ other ]

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Online download link conversion, fast thunder, whirlwind, express

https://tool.lu/urlconvert/ get into

Code coloring

[ Development class ]

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Colored code can be directly copied into ppt

https://tool.lu/highlight/ get into

Location of mobile phone number

[ Query Class ]

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Mobile phone number location query

https://tool.lu/mobile/ get into

Picture compression

[ Image class ]

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Png compression, jpg compression, gif compression, compressed photos

https://tool.lu/tinyimage/ get into

Online generation of htpasswd

[ Development class ]

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Online generation of htpasswd

https://tool.lu/htpasswd/ get into

Html Special Character Table

[ Development class ]

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Html Special Character Table

https://tool.lu/htmlentity/ get into

Seed file analysis

[ other ]

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Analysis of torrent file, transfer to magnet

https://tool.lu/torrent/ get into

DNS Query

[ Operation and maintenance ]

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Mx, a, txt DNS query

https://tool.lu/dns/ get into

Htaccess to nginx

[ Operation and maintenance ]

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Apache rewrite to nginx

https://tool.lu/htaccess2nginx/ get into

Postal code area code query

[ Query Class ]

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Postal code and area code inquiry

https://tool.lu/zipcode/ get into

QR code generation

[ Image class ]

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Online generation and identification of QR code and artistic QR code

https://tool.lu/qrcode/ get into

App icon production

[ Image class ]

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App icon production

https://tool.lu/appicon/ get into

UUID Generator

[ Development class ]

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Batch Generate UUID

https://tool.lu/uuid/ get into

Picture text recognition

[ Image class ]

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Picture to text OCR

https://tool.lu/ocr/ get into

Ascii table generation

[ Text Class ]

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Markdown table generation

https://tool.lu/tables/ get into

Exchange rate calculation

[ Query Class ]

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Exchange calculator

https://tool.lu/forex/ get into

Barcode generation

[ Image class ]

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bar code

https://tool.lu/barcode/ get into

Picture format conversion

[ Image class ]

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Support webp, jpg, png, bmp and other formats

https://tool.lu/imageconverter/ get into

File hash calculation

[ other ]

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Calculate the md5, sha1, sha256, etc. of the file

https://tool.lu/filehash/ get into

What to eat today?

[ Query Class ]

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What to eat today? Take a random look

https://tool.lu/eat/ get into

Package management

[ Development class ]

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Pip, composer, gem, npm, maven domestic sources

https://tool.lu/pkg/ get into

Http status code

[ Development class ]

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http code

https://tool.lu/httpcode/ get into

View web page source code

[ Development class ]

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IPad View Web Page Source Code

https://tool.lu/viewsource/ get into

Convert curl command to code

[ Development class ]

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Curl to php, python, go, dart, javascript

https://tool.lu/curl/ get into

Copybook generator

[ Academics ]

Add to Favorites

Look at Pinyin, write words, Tianzige Pinyin, Tianzige calligraphy

https://tool.lu/copybook/ get into

Blood group inheritance rule table

[ Query Class ]

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Blood group inheritance rule table

https://tool.lu/blood/ get into

periodic table of the elements

[ Academics ]

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periodic table of the elements

https://tool.lu/periodic/ get into

$fraction$

Fraction Calculator

[ Academics ]

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Calculation of divisor, least common multiple and greatest common divisor

https://tool.lu/fraction/ get into

Yaml tool

[ Development class ]

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Yaml to json

https://tool.lu/yaml/ get into

License plate inquiry

[ Query Class ]

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License plate inquiry across the country

https://tool.lu/licenseplate/ get into

Relative address calculator

[ Query Class ]

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Relative address

https://tool.lu/relationship/ get into

Csr certificate generation

[ Development class ]

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Csr certificate generation

https://tool.lu/csr/ get into

Certificate cut

[ Image class ]

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One inch and two inch tailoring

https://tool.lu/imagecropper/ get into

Picture specifications

[ Image class ]

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Specification requirements of certificate

https://tool.lu/imagespec/ get into

Homophonic stem

[ Text Class ]

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Copywriting inspiration

https://tool.lu/homophony/ get into

CRX download decompression

[ Development class ]

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Chrome extension crx download and zip

https://tool.lu/crx/ get into

Random string generation

[ Development class ]

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Password generator, random string generation

https://tool.lu/strrandom/ get into

Punycode encoding conversion

[ Operation and maintenance ]

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Convert IDN and Punycode

https://tool.lu/punycode/ get into

Standard carton size calculation

[ Query Class ]

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Recommended carton size

https://tool.lu/boxsize/ get into

Paper size query

[ Query Class ]

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A0-A10, B0-B10, C0-C10 Paper Size Query

https://tool.lu/papersize/ get into

Zodiac Query

[ Query Class ]

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Query the zodiac according to the year, and guess the year according to the zodiac

https://tool.lu/zodiac/ get into

Cidr calculator

[ Query Class ]

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Calculate subnet mask

https://tool.lu/cidr/ get into

View Page Header Information

[ Development class ]

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View page header information

https://tool.lu/head/ get into

Calculator

[ Academics ]

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Text Calculator

https://tool.lu/calc/ get into

Digit to capital

[ Text Class ]

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Digit to capital

https://tool.lu/daxie/ get into

Slice Tool

[ Image class ]

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Circle of Friends Jiugong Gechetu

https://tool.lu/imageslicer/ get into

Allegorical sayings

[ Academics ]

Add to Favorites

Collection of allegorical sayings

https://tool.lu/xiehouyu/ get into

Idiom dictionary

[ Academics ]

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A complete set of idioms

https://tool.lu/idiom/ get into

Shell Tools

[ Development class ]

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Shell beautification, formatting, compression

https://tool.lu/shell/ get into

Keyboard symbol English comparison table

[ Query Class ]

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English expression of keyboard symbols

https://tool.lu/symbol/ get into

Linux commands

[ Development class ]

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Linux Command Query

https://tool.lu/command/ get into

Ascii painting

[ Text Class ]

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Ascii painting, code annotation production

https://tool.lu/asciipainting/ get into

List of capitals

[ Academics ]

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Capital of each country

https://tool.lu/capital/ get into

Size Chart

[ Query Class ]

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Size inquiry of clothes, pants and socks

https://tool.lu/size/ get into

word count

[ Text Class ]

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Count the number of words in the text, replace the full width punctuation, and replace the Kangxi Radical

https://tool.lu/wordcount/ get into

Representatives of historical dynasties

[ Academics ]

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Representatives of historical dynasties

https://tool.lu/dynasty/ get into

Contrast merging

[ Text Class ]

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Text comparison

https://tool.lu/diff/ get into

Morse code

[ Text Class ]

Add to Favorites

Morse code encoding and decoding

https://tool.lu/morse/ get into

Computer Vocabulary Pronunciation

[ Query Class ]

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Pronunciation of various computer words

https://tool.lu/pronounce/ get into

MagicBytes

[ Development class ]

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File header byte

https://tool.lu/magicbytes/ get into

Shield

[ Development class ]

Add to Favorites

shield badge

https://tool.lu/shield/ get into

Unit conversion

[ Academics ]

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Length, weight, volume, temperature unit conversion

https://tool.lu/unitconverter/ get into

Whois query

[ Operation and maintenance ]

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Whois query

https://tool.lu/whois/ get into

University inquiry

[ Academics ]

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985211, list of double first-class universities

https://tool.lu/school/ get into

Chinese hyphenation

[ Text Class ]

Add to Favorites

Chinese word splitting, radical, radical

https://tool.lu/zhcomponent/ get into

Top level domain suffix

[ Operation and maintenance ]

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Top level domain suffix

https://tool.lu/tld/ get into

Integer partition calculation tool

[ Operation and maintenance ]

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Hard disk integer partition calculation

https://tool.lu/partition/ get into

Holiday arrangements

[ Query Class ]

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Arrangement of legal holidays

https://tool.lu/holiday/ get into

Online tools, developer tools, code formatting, compression, encryption, decryption, download link conversion, ico icon production, copybook generation, photo compression

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