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139 tools in Developer & Web

HTML Entity Encoder/Decoder

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Development

Encode and decode HTML entities

html-entity-encoder

Integer to IPv6

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Network

Convert integers (128-bit) to IPv6 addresses. Supports batch conversion.

integer-to-ipv6

IPv4 to IPv6

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Network

Convert IPv4 addresses to IPv6 addresses. Supports IPv4-mapped and IPv4-compatible formats.

ipv4-to-ipv6

IPv6 to Integer

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Network

Convert IPv6 addresses to integers (128-bit). Supports batch conversion.

ipv6-to-integer

URL Encoder/Decoder

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Development

URL encode and decode strings

url-encoder

JavaScript Minifier

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Development

Compress JavaScript code

javascript-minifier

SQL Formatter

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Development

Format SQL queries

sql-formatter

HTTP Headers Analyzer

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Development

Analyze HTTP headers, security configurations, and response information

http-headers-analyzer

Meta Tag Extractor

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Development

Extract and analyze meta tags, Open Graph, Twitter Cards, and structured data from web pages

meta-tag-extractor

Open Graph Generator

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Development

Generate Open Graph meta tags for social media sharing and rich snippets

open-graph-generator

Robots.txt Generator

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Development

Generate robots.txt files for search engine crawlers with configurable rules

robots-txt-generator

SEO Optimization

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Development

Comprehensive SEO analysis and optimization recommendations for websites

seo-optimization