Platforms
Windows, MacOS, Linux (KDE), BSDLicense
GPL-2.0-or-laterBased On
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-Languages
-Annotation
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-Exports
-Real-time collaboration
-Imports
-OCR
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-e-Signatures
-PDF DRM
-Accessibility Verification
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-Bookmark Tags
-Platforms
-License
-Based On
-Browser Engine
-Default Search Engine
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-Languages
-Annotation
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-Exports
-Real-time collaboration
-Imports
-OCR
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-e-Signatures
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-Bookmark Tags
-Platforms
LinuxLicense
ZlibBased On
-Browser Engine
-Default Search Engine
-JavaScript Engine
-CSS Engine
-Languages
-Annotation
-Forms
-Exports
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-Imports
-OCR
-Rich Media
-e-Signatures
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-Bookmark Tags
-Platforms
-License
-Based On
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-JavaScript Engine
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-Languages
-Annotation
-Forms
-Exports
-Real-time collaboration
-Imports
-OCR
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-e-Signatures
-PDF DRM
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-ISO Compliancy
-Bookmark Tags
-Platforms
-License
-Based On
-Browser Engine
-Default Search Engine
-JavaScript Engine
-CSS Engine
-Languages
-Annotation
-Forms
-Exports
-Real-time collaboration
-Imports
-OCR
-Rich Media
-e-Signatures
-PDF DRM
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-Bookmark Tags
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Windows, macOS, Linux, iOS, Android,iPadOSLicense
MPL-2.0Based On
Netscape>Mozilla SuiteBrowser Engine
Gecko, Webkit on iOS(since Apple does not allow third party web engines)Default Search Engine
BingJavaScript Engine
SpiderMonkeyCSS Engine
StyloLanguages
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-Platforms
Linux, Unix, Windows, macOSLicense
FREEBased On
Qoppa's Own PDF TechnologyBrowser Engine
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-Languages
English, French, Italian, German, Japanese, PortugueseAnnotation
Graphical, Text MarkupsForms
Fill FormsExports
-Real-time collaboration
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-OCR
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-Bookmark Tags
-Platforms
Windows, macOS, Linux, Android, iOSLicense
MPL-2.0Based On
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NoForms
NoExports
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.wpd; .wk1; .wks; .123; .cdr; .cmx; .xpm; .xml; .xls; .xlw; .xlt; .xbm; .wps; .wmf; .wb2; .txt; .tif; .tiff; .tga; .sxw; .stw; .sxc; .stc; .sxi; .sti; .sxd; .std; .sxm; .svm; .svg; .slk; .sgv; .sgf; .rtf; .ras; .pxl; .psw; .psd; .ppt; .pps; .pot; .png; .plt; .pgm; .pbm; .ppm; .pdf; .pdb; .pcx; .pct; .pcd; .pages; .odt; .fodt; .ods; .fods; .odp; .fodp; .odb; .odg; .fodg; .odf; .mml; .met; .jtd; .jtt; .jpg; .jpeg; .hwp; .html; .htm; .gif; .eps; .emf; .dxf; .docx; .xlsx; .pptx.doc; .dot; .dif; .dbf; .csv; .txt; .cgm; .bmp; .602; .sxm; .sdw; .sgl; .vor; .sdc; .vor; .sda; .sdd; .sdp; .vor; .ase; .vsdOCR
NoRich Media
Noe-Signatures
NoPDF DRM
NoAccessibility Verification
NoISO Compliancy
NoBookmark Tags
-Platforms
Windows, Linux, Android, iOSLicense
-Based On
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-JavaScript Engine
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-Languages
-Annotation
-Forms
-Exports
-Real-time collaboration
-Imports
-OCR
-Rich Media
-e-Signatures
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-Bookmark Tags
-Platforms
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ProprietaryBased On
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-Annotation
-Forms
-Exports
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-Platforms
Windows, Linux, MacLicense
-Based On
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-Exports
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-Platforms
-License
Opensource (BSD)Based On
N/ABrowser Engine
BlinkDefault Search Engine
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-Annotation
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-Exports
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-Imports
-OCR
-Rich Media
-e-Signatures
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-ISO Compliancy
-Bookmark Tags
-Platforms
-License
-Based On
-Browser Engine
-Default Search Engine
-JavaScript Engine
-CSS Engine
-Languages
-Annotation
-Forms
-Exports
-Real-time collaboration
-Imports
-OCR
-Rich Media
-e-Signatures
-PDF DRM
-Accessibility Verification
-ISO Compliancy
-Bookmark Tags
-Platforms
-License
-Based On
-Browser Engine
-Default Search Engine
-JavaScript Engine
-CSS Engine
-Languages
-Annotation
-Forms
-Exports
-Real-time collaboration
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-OCR
-Rich Media
-e-Signatures
-PDF DRM
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-Bookmark Tags
-Platforms
-License
-Based On
-Browser Engine
-Default Search Engine
-JavaScript Engine
-CSS Engine
-Languages
-Annotation
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-Exports
-Real-time collaboration
-Imports
-OCR
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-e-Signatures
-PDF DRM
-Accessibility Verification
-ISO Compliancy
-Bookmark Tags
-Platforms
WebLicense
-Based On
-Browser Engine
-Default Search Engine
-JavaScript Engine
-CSS Engine
-Languages
English, Spanish, German, French, Italian, Portuguese, RussianAnnotation
-Forms
-Exports
-Real-time collaboration
-Imports
-OCR
-Rich Media
-e-Signatures
-PDF DRM
-Accessibility Verification
-ISO Compliancy
-Bookmark Tags
-Platforms
Linux, MacOS, Windows, Android, iOSLicense
EULABased On
Chromium with proprietary Media codecs and AddonsBrowser Engine
Blink, Webkit on iOS (since Apple does not allow third-party web engines)Default Search Engine
GoogleJavaScript Engine
V8CSS Engine
-Languages
-Annotation
-Forms
-Exports
-Real-time collaboration
-Imports
-OCR
-Rich Media
-e-Signatures
-PDF DRM
-Accessibility Verification
-ISO Compliancy
-Bookmark Tags
NoPlatforms
-License
-Based On
-Browser Engine
-Default Search Engine
-JavaScript Engine
-CSS Engine
-Languages
-Annotation
-Forms
-Exports
-Real-time collaboration
-Imports
-OCR
-Rich Media
-e-Signatures
-PDF DRM
-Accessibility Verification
-ISO Compliancy
-Bookmark Tags
-Platforms
-License
-Based On
-Browser Engine
-Default Search Engine
-JavaScript Engine
-CSS Engine
-Languages
-Annotation
-Forms
-Exports
-Real-time collaboration
-Imports
-OCR
-Rich Media
-e-Signatures
-PDF DRM
-Accessibility Verification
-ISO Compliancy
-Bookmark Tags
-