All Tools
Curated online tools, organized by category for easy discovery
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Border Radius Generator
Visually generate CSS border-radius with independent corner control and copy code.
Timezone Converter
Convert time between major world timezones and cities in real time.
MAC Address Generator
Generate random MAC addresses in bulk with custom OUI prefix and format.
Subnet Calculator
Calculate network address, broadcast, usable hosts and mask from IP and CIDR prefix.
CSS Box Shadow Generator
Visually generate CSS box-shadow with offset, blur, spread, color and inset. Copy code.
ROT13 Cipher
ROT13 is a symmetric letter-substitution cipher for simple encoding and decoding.
Caesar Cipher
Caesar cipher encoder/decoder with custom shift. Classic substitution cipher with brute-force all shifts.
Number Base Converter
Convert between binary, octal, decimal and hexadecimal. Supports decimals and large integers in real time.
Email Validator
Validate email address format online. Support batch validation with detailed results and suggestions.
XML Formatter
Beautify XML code with proper indentation
HTML Formatter
Beautify HTML code with proper indentation
Color Palette Generator
Generate complementary, analogous, and triadic color palettes
JWT Decoder
Decode JWT tokens to view header and payload
HTTP Status Codes
Look up HTTP status codes and their meanings
YAML Converter
Convert between YAML and JSON formats
Cron Expression Generator
Visual cron expression generator for scheduled tasks
ASCII Table
View ASCII table in decimal and hexadecimal
IP Address Lookup Tool
Quickly look up the geographic location, ISP, and latitude/longitude of an IP address, supporting both IPv4 and IPv6 addresses.
UUID Generator
Online UUID generation tool, supports UUID v1 and v4 versions, can generate multiple UUIDs in batches, one-click copy, suitable for developers for quick use.
Online Password Generator
A powerful online password generation tool that supports custom length, character set selection, exclusion of confusing characters, and real-time password strength assessment.
URL Encoder/Decoder Tool
Online URL encoding and decoding tool, supporting encodeURIComponent and decodeURIComponent operations, helping developers quickly process URL parameters.
Timestamp Converter
Online Unix timestamp and date conversion tool, supporting second/millisecond timestamps, displaying multi-timezone time and relative time.
Hash Generator
An online hash value generation tool that supports algorithms such as MD5, SHA1, SHA256, SHA512, and can generate hash values for strings or files.
JS Formatter & Minifier
Online JavaScript formatting and minification tool, supports ES6+ syntax, one-click beautify/minify JS code, can detect syntax errors.
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