ClearPic 图片高清放大ClearPic Upscaler
免费的 AI 图片放大工具，基于 Real-ESRGAN。把模糊、太小的照片或动漫图放大 2 倍或 4 倍并变清晰，拖动中间的竖线实时对比原图和效果。全程在浏览器里处理，图片不会上传，无广告。A free AI image upscaler built on Real-ESRGAN. Make small or blurry photos and anime art 2x or 4x larger and sharper, and drag the line to compare before and after. Everything runs in your browser; images are never uploaded. No ads.
在线PSOnline PS
免费的网页版图片编辑器。图层、裁剪、调色、抠图、滤镜、文字和画笔，打开浏览器就能修图，图片只在本地处理，不会上传。A free image editor in your browser: layers, crop, color adjustment, background removal, filters, text and brushes. Images are edited locally and never uploaded.
M3U8 在线播放器M3U8 Player
粘贴 m3u8 / mp4 链接就能在浏览器里播放，支持切换清晰度、分享链接，还能把 HLS 视频直接下载成 MP4。无广告、不跟踪，记录只存在你自己的浏览器里。Paste an m3u8 / mp4 link and watch it in your browser. Pick the quality, share a link, or save HLS video straight to MP4. No ads, no tracking; history stays in your browser.
Video CatcherVideo Catcher
免费的 Chrome 插件：网页一播放就自动找出视频、音频和 m3u8 链接，一键复制、下载，或者交给 M3U8 在线播放器存成 MP4。A free Chrome extension that finds the video, audio and m3u8 links on a page as soon as it plays. Copy, download, or hand them to the M3U8 Player to save as MP4.
PtFixer 实用工具PtFixer Tools
10 个在线小工具：JSON 格式化、二维码/条形码生成与识别、JWT 解析、实时汇率换算、图片格式转换、时间戳转换、WHOIS 域名查询、图片转 PDF、PDF 压缩、图片模糊打码。大部分在浏览器里本地处理。10 handy online tools: JSON formatter, QR & barcode generator/scanner, JWT decoder, live currency converter, image converter, timestamp converter, WHOIS lookup, image to PDF, PDF compressor and image blur. Most run locally in your browser.
PtFixer 实用工具PtFixer Tools
10 个在线小工具：JSON 格式化、二维码/条形码生成与识别、JWT 解析、实时汇率换算、图片格式转换、时间戳转换、WHOIS 域名查询、图片转 PDF、PDF 压缩、图片模糊打码。大部分在浏览器里本地处理。10 handy online tools: JSON formatter, QR & barcode generator/scanner, JWT decoder, live currency converter, image converter, timestamp converter, WHOIS lookup, image to PDF, PDF compressor and image blur. Most run locally in your browser.