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ToolNest AI

Developer Tools

Format, encode, generate, and minify. Essential utilities for every developer's workflow.

SQL Formatter

Format, beautify and minify SQL queries with dialect-aware syntax highlighting for MySQL, PostgreSQL, SQLite, SQL Server and Oracle.

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XML Validator

Validate XML documents, detect syntax errors with exact line and column locations, and export a full validation report.

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XML Formatter

Format, beautify, validate and minify XML documents with syntax highlighting and one-click copy/export.

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JSON Formatter

Format, validate, and beautify JSON data instantly.

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Base64 Encoder

Encode and decode Base64 strings and files instantly.

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UUID Generator

Generate single or bulk UUIDs (v1, v4) instantly.

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HTML Minifier

Minify HTML to reduce file size and improve page load speed.

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CSS Minifier

Minify CSS to reduce stylesheet size and boost website performance.

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URL Encoder / Decoder

Encode and decode URLs and query strings instantly.

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Hash Generator

Generate MD5, SHA-1, SHA-256, SHA-384, and SHA-512 hashes.

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JWT Decoder

Decode and inspect JSON Web Token headers and payloads.

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Timestamp Converter

Convert Unix timestamps to human-readable dates and back.

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JSON ↔ YAML Converter

Convert JSON to YAML and YAML to JSON with live validation, auto-detection and one-click export.

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Regex Tester

Test and debug regular expressions with live match highlighting.

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