Free Online Web Tools

A curated collection of fast, private, and free online utilities designed for everyday productivity and data tasks. Runs entirely in your browser.

NameGrab - Social Media Username Checker

Check username availability across 80+ social networks and community platforms instantly. High-performance, concurrent lookup tool.

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Online Magnet Link Editor. Cleanly add or strip trackers from magnet links to optimize P2P download performance.

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Developer utility to instantly retrieve cached webpage iterations across major archive engines (Google, Wayback Machine).

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A 100% client-side data processor. Fix formatting, find & replace, remove duplicates, and export to JSON, TSV, or SQL.

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Privacy-first JSON formatter, validator, minifier, and analyzer. 100% in-browser — your data stays on your machine.

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Privacy-first XML formatter, validator, and converter. Convert XML to JSON/YAML, tree view, and more. 100% client-side.

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Privacy-first YAML formatter, validator, and analyzer. Auto-fix issues, analytics, and convert to JSON/XML. 100% client-side.

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Privacy-first JWT debugger. Decode, verify signatures, inspect claims, and analyze security. 100% client-side.

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Parse logs, group repeated errors, identify root causes, and export incident summaries. 100% client-side.

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Convert cURL commands to clean fetch or axios code. Parse headers, body, auth with security masking.

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Visually build, validate, and understand your cron expressions instantly with timezone-aware previews.

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More free online tools and utilities are on the way. Check back soon for new additions.