Guides, buying advice, and tool deep-dives from the CapyToolkit team.
Query and debug Parquet files locally with SQL, inspect schemas, validate data, catch errors before they reach production.
Verify a local browser LLM before you trust it: check WebGPU support, hash the model file, and audit what your browser leaks while it runs.
Half the web negotiates post-quantum handshakes while certificates stay classical. Run a five-minute local audit to see where your domains stand.
Six AI detectors compared on signup, free caps, price, and where your text is actually processed, plus how to read a 99% accuracy claim.
Test a USB audio interface or DAC noise floor, loopback quality, clipping headroom, and round-trip latency in your browser before the return window closes.
Verify your FIDO2 key is genuine with a browser-only routine: read its attestation chain, check fingerprint leaks, and test backup password strength.
How to catch counterfeit and underperforming storage before you lose data, using browser-based hash verification alongside native capacity and speed tools.
How to read past camera marketing and buy a smart home camera or doorbell that keeps footage local, from on-device AI to open protocols.
Paid extra for Hall-effect sticks? Read raw Gamepad API axis values in your browser to confirm whether your controller actually drifts.
How wide-gamut displays create colors sRGB cannot represent, how browsers handle the mismatch, and how to verify colors stay in gamut before production.
The UUID version digit decides how your index absorbs writes, what a public identifier reveals, and how keys behave in logs and exports.
Use three free browser tools to measure frequency response, SPL, and A/V sync on your soundbar. No lab gear, no uploads.
Battery listings show mAh, not watt-hours. Learn to convert, spot inflated claims, and pick a power bank that delivers.
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