游戏/互动 Game / interactive 工具页 Tool
Fractalysis：浏览器里无限放大的 Mandelbrot 查看器 Fractalysis: browser Mandelbrot viewer with infinite zoom
在浏览器里把分形放大到普通精度之外。 Zoom a fractal in the browser, far past ordinary precision.
详细介绍Details
Show HN https://www.erwindegroot.nl/fractalysis/ — 作者称用扰动法与任意精度算术，在浏览器里放大到远超双精度的深度；纯前端、免账号。 client-side, no account.
适合学什么What to learn
- 游戏/互动 Game / interactive
可直接玩或操作的教学游戏与 WebGL 演示。 Teaching games and WebGL demos you can play in the browser.
- 工具页 Tool
在浏览器里生成 CSS/HTML 的小工具。 In-browser tools that generate CSS or HTML.
为什么推荐Why we recommend it 无限放大与扰动法为作者自述，本库未复测深度极限。 Infinite-zoom / perturbation claims are the author’s; this library did not re-test depth limits.
核验记录：来源、抓取与截图说明Verification log: sources, checks, and captures
公开页 HTTP 200（2026-09-24）。Show HN item 49816840，核对 2pts。预览为 Playwright 实拍首屏裁 3:2 WebP（首屏 canvas 需短暂等待才有图）。 （item 49816840，2026-09-23 ~14:35Z，HN 核对 2pts / 6 评论） 公开页 HTTP 200。 预览为 Playwright 实拍首屏（Mandelbrot + Shadows 面板）裁 3:2 WebP。Public page HTTP 200 (2026-09-24). Show HN item 49816840, 2pts at check time. Preview is a Playwright above-the-fold capture cropped to 3:2 WebP (the canvas needs a short wait before it paints). (2026-09-23 ~14:35Z, 2pts / 6 comments on HN at check time) Show HN item 49816840 at https://www.erwindegroot.nl/fractalysis/ — the author says it uses perturbation and arbitrary-precision arithmetic to zoom far past double precision in the browser; Public page HTTP 200. Preview is a Playwright above-the-fold capture (Mandelbrot + Shadows panel) cropped to 3:2 WebP.
