开源免费图片编辑软件Rembrandt发布，完全本地AI处理无需订阅

Rembrandt 是一款免费开源图片编辑软件，定位为 Adobe Lightroom 的替代方案 1。该软件支持 macOS、Windows 和 Linux 平台 1，采用 GNU General Public License v3.0 或更高版本许可 1，完全在本地设备上运行，用户无需订阅账户即可使用 1。

软件内置多项 AI 功能，包括增强、重新打光、天空、氛围、阳光射线、皮肤、运动和镜头模糊等 1。超分辨率功能支持 2× 和 4× 放大 1，所有图像处理均在本地完成 1。编辑操作以标准 XMP 格式保存 1，可被 Lightroom 等其他软件读取 1。

用户可从多个来源导入图片，包括 Lightroom Classic、Google Photos、Google Drive、Dropbox 和 OneDrive 1。软件采用 Rust 和 Tauri 框架开发桌面应用，Web 应用则基于 npm 1。云同步功能为可选付费项目 1。

Rembrandt, a free open-source image editing application, has been introduced as an alternative to Adobe Lightroom.1 The software runs entirely on local devices without requiring subscriptions or cloud accounts.1 Available for macOS, Windows, and Linux, Rembrandt is licensed under GNU General Public License v3.0 or higher.1

The application integrates multiple AI-powered editing capabilities that operate locally, including enhancement, relighting, sky adjustments, atmosphere modifications, sunrays effects, skin retouching, motion effects, and lens blur.1 Rembrandt also supports upscaling at both 2× and 4× magnification levels.1 All edits are saved in the standard XMP format, making them compatible with other software including Lightroom.1

Users can import photos from various sources including Lightroom Classic, Google Photos, Google Drive, Dropbox, and OneDrive.1 While the core functionality remains free, cloud synchronization is available as an optional paid feature.1 The desktop application is built using Rust and Tauri, while the web version uses npm.1