16 online tools
Developer Online Toolbox
Search, filter and quickly open common developer tools.
16
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16 tools shown
TS
Featured
Timestamp Converter
Convert seconds, milliseconds and date time instantly
Time Tools›
CR
New
Cron Expression Tool
Generate cron expressions and preview upcoming run times
Time Tools›
64
Featured
Base64 Encode / Decode
Encode and decode Base64 instantly
Encode Tools›
URL
Featured
URL Encode / Decode
Encode and decode URLs and query parameters
Encode Tools›
MD
MD5 Hash Generator
Generate MD5 hash from any input text
Hash Tools›
SHA
New
SHA Hash Generator
Generate SHA-1, SHA-256, SHA-384 and SHA-512 hashes
Hash Tools›
{}
Featured
JSON Formatter
Format, minify and validate JSON content quickly
Format Tools›
VN
Variable Name Generator
Generate variable names from Chinese or English descriptions
Developer Tools›
JWT
Featured
JWT Decoder
Decode JWT Header, Payload and Signature
Developer Tools›
.*
FeaturedNew
Regex Tester
Test regular expressions and inspect matches and capture groups
Developer Tools›
ID
New
UUID Generator
Generate unique UUID values instantly
Generator Tools›
PW
New
Random Password Generator
Generate secure random passwords with length and character options
Generator Tools›
RD
New
Random String Generator
Generate random strings for test data, tokens and temporary IDs
Generator Tools›
HTML
New
HTML Escape / Unescape
Escape and unescape HTML special characters
Encode Tools›
AES
New
AES Encrypt / Decrypt
Online AES encrypt and decrypt tool with common mode and key options
Crypto Tools›
HMAC
New
HMAC Signature Generator
Generate HMAC-SHA signatures with multiple SHA algorithms and output formats
Crypto Tools›