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Tech443

Tech443 - Free Developer Utilities

Your trusted online utility hub for developers, testers, and cybersecurity professionals. Access powerful tools like JSON formatters, hash generators, Base64 encoders, password generators, and data converters instantly. All tools are privacy-focused with no data storage or tracking, requiring no sign-up for immediate access. Whether you're debugging APIs, securing applications, or processing data, Tech443 provides the essential utilities you need to streamline your workflow.

Why Choose Tech443?

Free & Hassle-Free

All tools are completely free to use with no hidden costs or premium tiers.

No Tracking or Data Collection

Your privacy is our priority. We don't store, track, or collect any of your data.

Instant Access — No Sign-Up Required

Start using our tools immediately without creating accounts or providing personal information.

Reliable and Responsive

Built for professionals with fast, reliable performance across all devices and browsers.

Developer Tools & Utilities

Password & Hash Tools

Hash Generator
Generate secure cryptographic hashes (MD5, SHA-1, SHA-256) for data integrity verification and security testing.
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Random Password Generator
Create strong, customizable passwords with configurable length and character sets for enhanced account security.
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Data Conversion Tools

CSV to JSON Converter
Transform CSV data into JSON format instantly. Perfect for API development, data migration, and web applications.
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Base64 Encoder/Decoder
Encode text to Base64 or decode Base64 strings. Essential for data transmission and binary-to-text conversion.
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Formatting & Utility Tools

JSON Formatter & Validator
Beautify, validate, and format JSON data with syntax highlighting. Ideal for debugging and data visualization.
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Timestamp to Date Converter
Convert Unix timestamps to human-readable dates and vice versa. Essential for log analysis and time-based data.
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Latest Insights & Tutorials