vapoursynth-ocrPortable option available.文字识别vulsFree official build, no bundleware.文字识别titusLight footprint, quick to install.文字识别ssocrChecked against the vendor release.文字识别skillspectorPortable option available.文字识别迅捷文字识别Clean installer, works offline.文字识别Umi-OCRChecked against the vendor release.文字识别DoxieChecked against the vendor release.文字识别ElectroCRUDChecked against the vendor release.文字识别VueScanChecked against the vendor release.文字识别PhotoCraftRuns on Windows, macOS and Linux.文字识别niktoClean installer, works offline.文字识别