Reader Differences

Reader	Windows		Linux		macOS
Reader	x64	x86	x64	AArch64	M1	x64
kpHEIFrdr (High Efficiency Image Format image reader)	✔	✔	✔	-	-	✔
kpODArdr (Autodesk AutoCAD reader)	✔	✔	✔	✔	✔	✔
kppdf2rdr (graphic-based PDF reader)	✔	✔	✔	-	-	-
kpWEBPrdr (WebP Format reader)	✔	-	✔	✔	✔	✔
nsfsr (Lotus Notes database reader)	✔	✔	-	-	-	-
orcsr (Apache ORC reader)	✔	-	✔	✔	✔	✔
parquetsr (Apache Parquet reader)	✔	-	✔	✔	✔	✔
pdf2sr (alternative PDF reader)	✔	✔	✔	-	-	-
pffsr (Microsoft Outlook Offline Folders File reader)	✔	✔	✔	✔	-	-
pstsr (MAPI-based PST reader)	✔	✔	-	-	-	-
rpmsgsr (Microsoft Outlook Restricted Permission Message reader)	✔	-	✔	-	-	-

This topic shows only those readers that are unavailable on at least one platform. For a complete list of a readers, see Document Readers.