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Guides for the tools on this site, and the occasional detour into how they work.
2026-10-22 · 8 min readHow Bold-Start Reader Converts a PDF or EPUB to Bionic-Style Reading — Without Uploading ItA look under the hood of Bold-Start Reader: how it parses a PDF, EPUB, or other document, applies bionic-style bolding, and re-packages the result into a new file, all inside a single browser tab with no server involved.2026-10-11 · 9 min readBrowser-Only Tools: How to Check a Website Isn't Uploading Your FilesWhy tools that run entirely in your browser are the safer choice for contracts, photos, tokens, and passwords — and a five-minute DevTools check to verify that a tool really doesn't upload anything.2026-10-02 · 8 min readHow to Debug a Broken JWT Without Backend AccessA step-by-step way to figure out why a JSON Web Token is failing — decoding it, checking the claims, and re-signing it to isolate the problem — using nothing but your browser.2026-10-02 · 9 min readCSS Hover, Flip, and Scroll Effects You Can Copy-Paste (No JavaScript)A tour of modern CSS-only motion — button hovers, 3D tilts, flip cards, scroll-driven reveals, and a Ken Burns background — built with generators and explained so you know what you're pasting.2026-09-28 · 5 min readcURL Commands Without Memorizing the FlagsA practical way to read someone else's curl command and build your own — what the common flags actually mean, and two tools that do the tedious part for you.2026-08-31 · 16 min readThe Real Cost of a Loan: A Calculator Walkthrough for Mortgages, Auto Loans, and Everything In BetweenHow to use APR, loan payment, mortgage, and compound interest calculators together to see the true cost of borrowing — not just the monthly payment a lender quotes you.2026-08-31 · 15 min readCleaning Up a Giant Text Dump: A Practical Workflow for Scraped Data, Old Notes, and Copy-Paste ChaosA step-by-step process for turning a messy pile of scraped, copy-pasted, or exported text into something clean, structured, and usable — using free browser-based text tools.2026-08-31 · 16 min readHow to Build a Full UI Component Library Without Writing CSS by HandA practical, tool-by-tool workflow for building buttons, cards, modals, navbars, and more using CSS generators — copy-paste-ready code, no framework required.2026-08-28 · 5 min readRegular Expressions Without the Cheat SheetA practical way to think about regex — building patterns piece by piece, testing them against real text, and knowing when a regex is the wrong tool entirely.2026-08-28 · 3 min readHow to Generate a QR Code That Won't Break in PrintThe most common ways QR codes fail once they're printed on a flyer, menu, or poster — and how to avoid each one before you hit export.2026-08-28 · 3 min readHow to Tell If a Password Is Actually Strong (Not Just Long)Length isn't the same thing as strength. A quick way to generate, measure, and reason about password quality using entropy instead of gut feeling.2026-08-28 · 3 min readHow to Clean Up Messy JSON Before You Paste It AnywhereA quick workflow for turning garbled, minified, or half-broken JSON into something readable, validated, and safe to hand off — without uploading it anywhere.