ToolMate

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12 tools

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Base64 Encoder / Decoder
Converters

Encode text or files to Base64 and decode Base64 back to text or files.

Base64EncodingDecoding
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Device Details
Information

View browser/device capabilities for debugging and support.

BrowserDeviceSupport
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JSON Formatter & Validator
Developer

Format and validate JSON. Shows exact error location.

JSONValidateFormat
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JWT Decoder
Developer

Decode and validate JWT tokens.

JWTDecodeValidate
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Password Generator
Security

Generate secure passwords with strength indicator and advanced customization.

PasswordSecurityGenerator
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Placeholder Image Generator
Design

Create customizable placeholder images with text, color, format and download options.

PlaceholderImageMockup
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QR Code Generator
Generators

Generate customizable QR codes for URLs, text, WiFi, and more.

QRBarcodeGenerator
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Regex Tester
Developer

Test regular expressions live with flags, highlighting and match details.

RegexPatternTester
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Text Diff Tool
Developer

Compare two texts and highlight differences instantly.

DiffCompareText
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Timestamp Converter
Developer

Convert Unix timestamps to human-readable dates and vice versa.

TimestampUnixEpoch
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URL Encoder / Decoder
Converters

Encode and decode URLs or query parameters instantly.

URLEncodeDecode
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UUID Generator
Generators

Generate secure UUIDs (v4) instantly with bulk options and export tools.

UUIDGUIDRandom
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ToolMate tools run in your browser. Most utilities work locally without uploading your data.