Simple CLI tool to convert PDFs to dark mode, with TOC preservation
TOC preservation is nice, but PDF dark mode converters already exist everywhere.

35 utilities bundled with polish, but each tool exists elsewhere individually.
Designers, developers, and content creators needing quick utilities and a design system.
CyberChef · Toolbox.in · Coolors
TOC preservation is nice, but PDF dark mode converters already exist everywhere.
Everything runs in the browser with no tracking or server calls, and the site bundles genuinely handy AI-specific utilities — LLM Token Counter, AI Model Comparison (pricing/context windows), AI Cost Estimator and an MCP server directory — so you don't need five tabs open. It's a pragmatic, privacy-minded toolbelt rather than a breakthrough: most tools are standard utilities, but the curated, offline-first collection is where the product earns its keep.
Yet another dev tools collection when CyberChef and browser DevTools already exist.
110 dev tools, but CyberChef, ChatGPT, and docs already do most of this work.
Yet another HN reader in a space with dozens of established options.
Another HN client with bookmarks and dark mode in a crowded field.