Knowledge Base
Explore interactive visualizations and step-by-step guides for fundamental data structures and algorithms.
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Text
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Text Converter
Transform, clean & convert text
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Diff Viewer
Compare two texts and highlight changes
Data
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JSON Converter
Validate, format & convert JSON
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Object Key Converter
Transform field names and formats
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Mock API Generator
Create stateless dummy API JSON responses
Dev Tools
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JWT Decoder
Decode & inspect JWT tokens
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Code Formatter
Beautify, indent, and format code
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HTTP Codes
HTTP Status Codes
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HTML Editor
Edit and preview HTML & CSS in real-time