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Essential developer tools for everyday coding tasks
Simple, fast, and free online utilities
All Utilities
10 utilities
Encoding
Base64 Encoding
Encode and decode text using Base64 encoding. Perfect for handling binary data in text format.
encoding
base64
decode
+2
Formatting
JSON Formatter
Format, minify, and validate JSON data with syntax highlighting and error detection.
json
format
validate
+3
Testing
Regex Tester
Test regular expressions with real-time matching, capture groups, and detailed results.
regex
regular expression
pattern
+3
Security
JWT Decoder
Decode and inspect JWT tokens with detailed header, payload, and signature information.
jwt
token
decode
+3
Design
Color Converter
Convert colors between different formats including HEX, RGB, HSL, HSV, and more with live preview.
color
hex
rgb
+5
Development
Cron Expression Parser
Parse and understand cron expressions with human-readable descriptions and upcoming execution times.
cron
schedule
parser
+3
Development
Unix Timestamp Converter
Convert Unix timestamps to human-readable dates and vice versa. Support for seconds and milliseconds.
unix
timestamp
epoch
+4
Development
Text Diff Tool
Compare two text blocks and highlight differences line by line. Perfect for code reviews and document comparisons.
diff
compare
text
+4
Design
SVG Viewer
View, format, validate, and analyze SVG files with real-time preview. Sanitize SVGs and extract metadata.
svg
vector
graphics
+5
Formatting
Markdown Viewer
Preview, format, and analyze Markdown files with real-time HTML output. Extract metadata, calculate reading time, and validate syntax.
markdown
md
preview
+6