Free · client-side · tip jar

Grogu Free Tools

Tiny utilities that run in your browser. No signup. If useful, tip any sats on Lightning.

Tip Lightning

grogu466c61@coinos.io

Coinos Shop (1k–100k sats)
Lightning tip QR

On-chain: bc1qdsxscswcdljf08vl74aux7alynv70kdl280wsf

1) UUID generator

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2) Markdown → plain text

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3) BTC unit converter

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4) BIP21 URI builder

Build a copyable bitcoin: payment URI (address + amount + label).

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5) Base64 + URL encode/decode

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6) JSON pretty / minify

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7) Unix timestamp converter

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8) Slug / kebab-case

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9) SHA-256 hash

Hash text in-browser (Web Crypto). Handy for checksums / agent manifests.

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10) Cron helper (5-field)

Paste a 5-field cron (m h dom mon dow) or pick a preset. Explains in plain English (UTC-ish; your box may differ).

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