Every article tagged “how-it-works” on GigAI Tools: guides, tips and how-tos.
12 articles in this collection.
developer-toolsOur regex generator turns example strings into a working pattern with zero AI, and that's a feature, not a shortcut. A look under the hood, and an honest case for boring algorithms.
pdf-toolsAre free online PDF and image tools safe? Learn how client-side, in-browser processing keeps files on your device, and how to spot a genuinely private tool.
video-toolsAdd a logo or text watermark to a video to brand it and discourage reuse. A practical guide to placement, opacity, sizing and doing it privately in your browser.
audio-toolsWhat the squiggly line in every audio editor actually shows, how to read loudness, silence and clipping from it, and why visualizing sound makes editing easier.
video-toolsPull the audio out of any video and save it as an MP3. A clear guide to how audio extraction works, choosing a format and quality, and doing it privately in your browser.
video-toolsHow online video tools compress, convert and trim clips right inside your browser using ffmpeg.wasm. What stays private, what the real limits are, and when a server is still used.
pdf-toolsFree OCR often means uploading your files to someone else's server. How to do it in-browser OCR reads scanned PDFs on your own device, and why that's
qr-toolsWhat QR code error correction levels L, M, Q, and H actually mean, how much damage each survives, and the real trade-off between logos, density, and reliability.
video-toolsTurn a video clip into a GIF that looks good and stays small. A practical guide to frame rate, dimensions, colors and duration. Plus when a GIF is the wrong choice.
qr-toolsA clear breakdown of how UPI payment QR codes work, the underlying string, the pa/pn/am parameters, static vs. dynamic amounts, and how to make a safe one.
qr-toolsA clear, non-technical look at how QR codes actually work, the black-and-white grid, the three big corner squares, and how a phone turns pixels into a link.
developer-toolsA plain-English guide to JSON: what it is, the six data types, how to read nested objects and arrays, and how to format messy JSON so it finally makes sense.
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