Text Processing
Encode and decode with less-common text codecs: Base65536 (binary → dense Unicode) and netstring (self-delimiting framing). Base85 is intentionally not rebuilt (already covered).
extended-text-base-codecsDeveloper Tools
Open password-protected PDFs with OpenDataLoader and export them as Markdown, JSON, or text once the correct password is provided
encrypted-pdf-converterDevelopment
Compare dev, staging, and production configuration bundles across JSON, YAML, TOML, or ENV formats and highlight drift, missing keys, and cleanup suggestions
environment-config-diff-visualizerMath & Numbers
Convert Fahrenheit to Celsius with configurable decimal precision
fahrenheit-to-celsiusMath & Numbers
Convert feet to meters with configurable decimal precision
feet-to-meterData Processing
Extract and validate .env style KEY=VALUE configurations with detection of duplicate keys and suspicious spaces/quotes
env-parserText Processing
Clean and sanitize filenames by removing illegal characters for Windows, Linux, and Mac
filename-sanitizerText Processing
Remove all empty lines from text (lines with no content)
empty-line-removerText Processing
Extract all Unicode emoji from text, or optionally remove emojis
emoji-extractorValidation
Validate European Union Value Added Tax (VAT) numbers from all EU member states
eu-vat-validatorMedia
Convert FLAC audio to AAC with bitrate, resampling, and channel options
flac-to-aacData Visualization
Generate customizable Venn diagrams to visualize set relationships, intersections, exclusions, and hierarchical structures
euler-diagram-generator