Code & Development

Tools for developers and programmers All tools process data locally in your browser for maximum privacy and security.

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Code & Development Tools

Showing 1-12 of 18 tools

Code Diff Checker

Compare code and text differences

Side-by-side comparisonUnified diff viewSyntax highlighting

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QR Code Generator

Generate QR codes for URLs, text, and more

Multiple QR typesCustom colors and sizesError correction levels

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Flexbox Generator

Visual CSS flexbox layout generator

Visual flex container controlsLive preview with itemsAll flexbox properties

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CSS Grid Generator

Visual CSS Grid layout generator

Visual grid designerGrid template areasTrack sizing controls

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Markdown ↔ HTML Converter

Convert between Markdown and HTML

Live previewBidirectional conversionSyntax highlighting

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.gitignore Generator

Generate .gitignore files for any project

20+ language templatesFramework-specific patternsOS and IDE templates

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cURL to Code

Convert cURL commands to various programming languages

Support for 9+ languagesMultiple library optionsHeaders and authentication

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GraphQL Query Builder

Visual GraphQL query constructor with schema support

Visual field selectionNested field supportVariable management

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JWT Decoder

Decode and inspect JWT tokens

Decode JWT structureView header and payloadValidate token format

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Meta Tags & Hashtags Generator

Generate SEO meta tags and social media hashtags from content

SEO meta tagsOpen Graph tagsTwitter Card tags

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TypeScript Interface Generator

Convert JSON to TypeScript interfaces with smart type detection

Smart type detectionNested interface generationArray type inference

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JSON Formatter

Format, validate, and minify JSON data

Syntax highlightingError detection and reportingFormat and minify

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