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365Lab 白噪音是 365Lab 免费小工具系列的一员——一个纯前端、零后端的多轨环境音混音器，为睡眠、专注、阅读与冥想而做。全部处理发生在你的浏览器里：不注册、不登录、不上传。365Lab White Noise is part of the free 365Lab tools family — a fully front-end multi-track ambience mixer built for sleep, focus, reading and meditation. Everything runs in your browser: no sign-up, no uploads.

209 段素材两条来源：其一为 Pixabay、Mixkit 的免版权可商用真实录音，经响度归一、无缝循环与逐条质检（静音洞扫描）后入库；其二为本站原创合成的声学波形——双耳节拍、等时音、萨索尔吉频率、432Hz、彩色噪音、呼吸节拍与宇宙氛围，以 CC0 释出。逐条署名见「素材来源」页。Two sources: curated royalty-free recordings from Pixabay and Mixkit (loudness-normalised, seamless-looped, gap-scanned), and original synthesised acoustics — binaural, isochronic, solfeggio, 432 Hz, coloured noise, breath pacers and space drones — released as CC0. Full attribution on the Credits page.

原生 JavaScript ES Modules + Web Audio API（多轨混音、三段均衡、声像、离线渲染）+ Service Worker（离线缓存）+ PWA 可安装。零框架、零构建，第三方仅接入 Google 广告与百度统计，总代码量约 6000 行。Vanilla ES modules + Web Audio API (multi-track mixing, 3-band EQ, panning, offline rendering) + a Service Worker for offline + PWA install. No frameworks, no build step; the only third-party embeds are Google AdSense and Baidu Analytics.

本站是 365Lab 免费小工具系列的一员。访问官网可以发现更多实用工具与更新动态。This site is part of the free 365Lab tools family. Visit our website for more utilities and updates.

遇到 Bug、有功能建议或合作意向，欢迎写信给我们——点击按钮自动复制邮箱地址。Bugs, feature ideas or partnership proposals — write to us. Tap the button to copy the address instantly.

www365Labtop@outlook.com

你的混音、收藏、最近使用与偏好只保存在本机 localStorage；页脚可一键清除。详见「隐私政策」。欢迎把这份工具分享给需要安静的人。Your mixes, favourites, recents and preferences stay in your browser’s localStorage, clearable from the footer. See the Privacy Policy. Feel free to share the tool with anyone who needs some quiet.