Long-form guides and technical deep-dives for people who like to check things themselves, written from hands-on experience with the tools on this site.
Scan Kubernetes and Terraform configs for secrets before committing. Detect hardcoded credentials and security smells, and generate sanitized manifests.
Calibrate your studio monitors and measure SPL accurately using local browser tools. Zero uploads, all calculations run client-side.
Redact sensitive information from documents using fully offline, browser-based OCR with zero uploads.
Measure MIDI keyboard latency, detect ghost notes, and diagnose USB hardware faults entirely in your browser with zero uploads.
Detect and scrub sensitive data from AI prompts in your browser. No uploads, no cloud processing of your data, using CapyToolkit's free PII Scrubber.
Decode 4/5/6-band resistors offline for automotive ECU repairs. Avoid cloud tools, protect proprietary schematics, and fix heat-damaged components fast.
Learn to protect social media privacy with local EXIF scrubbing, file hashing, and browser leak audits via CapyToolkit's zero-upload tools.
Test your gaming peripherals client-side with CapyToolkit's zero-upload tools. Verify monitors, mice, webcams, and gamepads before competitive play.
Repair vintage guitar amps by decoding resistor values offline. Systematic troubleshooting for bias, preamp, and power stages.
Learn to decode 6-band resistor color codes for precision electronics prototyping using a client-side, zero-cloud calculator.
Learn to use CapyToolkit's client-side readability analyser to score web content, improve accessibility, and meet WCAG guidelines without uploading text.
Learn to audit browser fingerprints locally with CapyToolkit's client-side inspector, identifying privacy leaks without transmitting data to servers.
Test your mic locally: measure frequency response, self-noise, and latency without uploading audio, all in your browser.
Installing puts every tool one tap from your home screen, no browser required.
It stays cached locally, so tools keep working on a plane, on a locked-down network, anywhere signal doesn't reach.
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Install from Microsoft Store