Tools View
Fast developer tools that keep common data work inside the browser whenever possible.
Powerful data processing toolset with support for JSON editing, format conversion and more
Most Popular
Start with the three tools people reach for first
These pages are the best starting points for first-time visitors and the easiest place to build repeat workflows.
Start with the highest-value entry points instead of forcing every visitor to scan the whole directory first.
JSON Editor
Dual-panel editor with real-time editing, validation and formatting support
Open Tool →
JSON to CSV
JSON editor with real-time editing, validation, formatting, and CSV conversion
Open Tool →
Cron Expression
Validate cron syntax, inspect normalized fields, and preview next run times
Open Tool →
Browse by task instead of by raw tool count
If the goal is solving a problem fast, category-led discovery works better than a flat list of utilities.
Data Tools
Inspect structure first, then export or transform it across JSON, CSV, and Markdown workflows.
Encoding & Validation
Handle Base64, URL, JWT, and hash workflows that show up repeatedly in day-to-day development.
Base64 Encode/Decode
Text and Base64 conversion with image preview and file drag-and-drop
URL Encode/Decode
Auto-detect encoding status, parameter parsing and special character highlighting
JWT Decoder
Auto-format JSON with expiry time display and signature verification
Hash Generator
Multiple algorithms simultaneously, file hash support and verification
Time & Workflow
Use these for cron schedules, timestamps, image processing, and other operational helper tasks.
Cron Expression
Validate cron syntax, inspect normalized fields, and preview next run times
Timestamp Converter
Auto-detect seconds/milliseconds, support multiple timezones
Image Compressor
Fast front-end compression, privacy protection, batch processing
Color Picker
HEX/RGB/HSL conversion, eye dropper and gradient generation
Full tool directory
Once you already know what you need, the complete directory is the fastest path.
JSON Editor
Dual-panel editor with real-time editing, validation and formatting support
Open Tool →
JSON to CSV
JSON editor with real-time editing, validation, formatting, and CSV conversion
Open Tool →
Cron Expression
Validate cron syntax, inspect normalized fields, and preview next run times
Open Tool →
Base64 Encode/Decode
Text and Base64 conversion with image preview and file drag-and-drop
Open Tool →
URL Encode/Decode
Auto-detect encoding status, parameter parsing and special character highlighting
Open Tool →
Hash Generator
Multiple algorithms simultaneously, file hash support and verification
Open Tool →
JWT Decoder
Auto-format JSON with expiry time display and signature verification
Open Tool →
Timestamp Converter
Auto-detect seconds/milliseconds, support multiple timezones
Open Tool →
Image Compressor
Fast front-end compression, privacy protection, batch processing
Open Tool →
Markdown → HTML
Live preview, GitHub flavor, syntax highlighting and export
Open Tool →
Color Picker
HEX/RGB/HSL conversion, eye dropper and gradient generation
Open Tool →
UUID Generator
Batch UUID generation with custom formatting and export
Open Tool →
QR Code Generator
Input text or links to generate QR codes with preview and download capabilities
Open Tool →
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