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HeyUtils

Free browser-based developer utilities for JSON and SQL formatting, CSV and JSON conversion, JWT decoding, regular-expression testing, Unix timestamps, and Base64 and URL encoding.

Listed 30 Oct 2026

Paid placement coming soon

Free listings stay free. Paid Priority and Featured placement is not available yet.

Link back for free Priority

Add a link back to your listing and verify it to get 7 days of free Priority placement. The snippet uses rel="nofollow".

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Listed on LaunchSignal (light)
<a href="https://launchsignal.ai/l/heyutils?utm_source=badge" target="_blank" rel="nofollow"><img src="https://launchsignal.ai/badge/heyutils.svg" alt="Listed on LaunchSignal" /></a>

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Listed on LaunchSignal (dark)
<a href="https://launchsignal.ai/l/heyutils?utm_source=badge" target="_blank" rel="nofollow"><img src="https://launchsignal.ai/badge/heyutils.svg?theme=dark" alt="Listed on LaunchSignal" /></a>

Or via API: POST /api/v1/products/heyutils/verify-backlink · MCP verify_backlink. Max 3 checks/day. We recheck weekly.