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Practical guides, developer tutorials, and tool insights for people building on the web.
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Free tools for developers
Free, browser-based tools for developers and creators, from formatters and converters to generators.
- Bulk Email VerifierVerify hundreds of email addresses at once. Detect invalid formats, disposable domains, and role-based addresses with browser checks plus optional server-side MX and SMTP validation.
- AI Product Name GeneratorGenerate unique product and brand name ideas using AI for tech, beauty, food, SaaS, and fashion with taglines.
- Turabian Citation GeneratorCreate accurate Turabian citations for books, journals, and websites instantly.
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Recommended CodeItBro Tools
Browse all tools- JSON FormatterBeautify and validate JSON data.
- JSON to JSONL ConverterConvert JSON arrays to JSON Lines format for streaming data.
- Schema Markup GeneratorGenerate JSON-LD schema markup for better SEO. Support for Article, LocalBusiness, Product, and more.
- Flesch Readability CalculatorCalculate Flesch Reading Ease and Grade Level scores.