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Igor Ilic
The complete guide to online developer tools
From encoders to formatters, online developer tools save time on repetitive tasks. Here is how D3vTools helps you build better software faster.
Blog
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Igor Ilic
HTML entities and escaping: XSS prevention for developers
HTML escaping is your first line of defense against cross-site scripting. Learn the key entities, when to escape, and how online tools help.
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Igor Ilic
JWT tokens explained: encoding, decoding, and verification
JSON Web Tokens power modern authentication. Understand their structure, how to decode them safely, and when to use online JWT tools.
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Igor Ilic
Regular expressions 101: a practical guide for developers
Regex can look intimidating, but mastering a few core patterns unlocks powerful text processing. Here is a hands-on guide with real examples.
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Igor Ilic
The complete guide to JSON formatting and validation
JSON is everywhere in modern development. Learn how to format, validate, and pretty-print JSON with online tools that make the job effortless.