Last version to support Windows NT 3.51, Windows NT 4.0 Service Packs 3 and 4, and pre-OSR2 Windows 95 and Mac OS 7.1.2 - 8.5 Adobe also released the first Acrobat Plug-ins SDK allowing third-party developers to create plug-in programs for the Acrobat Exchange application.įirst version compatible with Windows 95 last version to support Windows 3.1x and pre-Service Pack 3 Windows NT 4.0.Acrobat Catalog, which creates searchable indexes for PDF files.Acrobat Reader priced originally at $50 per user.Adobe Acrobat and Reader Adobe Acrobat and Reader