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gaanesh@tools:~ live
gaanesh@tools:~$ whoami
Just some stuff that I found I needed and wanted to share.
8 tools available
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// guarantee

Nothing leaves your browser.

Every byte stays on your device. No uploads, no telemetry, no third-party requests.

verified

gaanesh@tools ~/crypto $ ls

3 tools · crypto & encoding
ready

Hashes

MD5, SHA-1, SHA-256, SHA-512, SHA-3-256 for text or files. Includes size + Shannon entropy.

/hash open ↗
ready

Encode / Decode

Base64 (std + URL-safe), URL, HTML, Hex, Binary, JSON-escape. Live, bidirectional.

/encode open ↗
ready

JWT Inspector

Decode JWTs locally. Header, payload, and signature with annotated claims.

/jwt open ↗

gaanesh@tools ~/web $ ls

2 tools · web & network
ready

HTTP Header Audit

Paste response headers. Get a graded report on HSTS, CSP, frame options, referrer-policy, COOP/COEP and more.

/headers open ↗
ready

Regex Tester

Live regex matching with highlighting, capture groups, and a small library of common patterns.

/regex open ↗

gaanesh@tools ~/finance $ ls

1 tool · finance
ready

Finance Calculator

Compound interest, loan amortization, and savings-goal time-to-target. All math in your browser.

/finance open ↗

gaanesh@tools ~/files $ ls

2 tools · files
ready

Image Toolkit

Crop, resize, convert, compress, and clean up image metadata. JPG, PNG, WebP, AVIF.

/files/image open ↗
beta

PDF Toolkit

Split and merge PDFs, image-to-PDF, scrub metadata.

/files/pdf open ↗