Tutorials, deep-dives, and privacy-first thinking about developer tools.
Showing 85–96 of 105 posts
An online Markdown viewer that renders MD to HTML in real time — paste, see the formatted preview, copy the HTML or the rendered text. 100% in your browser.
A text-to-QR generator handles more than URLs: encode Wi-Fi, vCard, SMS, mailto, calendar, geo, and payment payloads with proper escaping for 2026.
Apple touch icon generator that builds every iOS, iPadOS, and Safari pinned-tab size from one source — no upload, no sign-up, on-brand in 30 seconds.
Free online mipmap generator — turn one source PNG into every Android density (mdpi → xxxhdpi) plus adaptive icons, ready as a drop-in res/ folder. No Android Studio, no upload.
Trim white margins from any PDF in your browser — no upload, no watermark, no sign-up. Here is exactly how PDF cropping works in 2026.
Merge PDF online for free in your browser — no uploads, no watermarks, no sign-ups. Step-by-step walkthrough plus the trade-offs of browser-only merging in 2026.
How iKit ships 14 independent tools as 14 separate Laravel apps with shared conventions, 25-language i18n, and zero file uploads — the operational handbook for a browser-first toolkit.
Compare the best free online Markdown editors of 2026 — covering live preview, GitHub Flavored Markdown, syntax highlighting, and zero sign-up.
A technical look at how every iKit tool processes your files locally — WebAssembly, OffscreenCanvas, Web Crypto, and the patterns that replace server round-trips.
iKit is 14 free online tools — none of them upload your files. Here's the story of why I built it that way, and what it means in practice for the people using it.
Generate QR codes for Wi-Fi networks, contact vCards, and URLs in seconds — covering payload formats, error correction, and design rules for reliable scans.
Three ways to format ugly JSON — IDE plugins, CLI tools like jq, and privacy-first browser formatters — compared on speed, privacy, and ergonomics.