4Team Corporation
282
Shareware
Open connected or orphaned OST and PST files without Microsoft Outlook.
4
Lepide Software Pvt. Ltd.
688
Freeware
Kernel OST Viewer is a free app that allows you to open OST files.
3
XML Explorer
728
Open source
XML Explorer validates XML files, XSD schemas and XPath expressions.
3
SysInfoTools
12
Freeware
It is a free program that allows you to open and view Outlook OST files.
1
Enstella Systems
1
Shareware
Re-access, Recover and Convert OST files.
7
SyncRO Soft SRL
2,219
Shareware
Edit, convert, and debug XML databases, files, and servers.
Enstella Systems
1
Shareware
Enstella OST to MSG Converter Software to open OST emails to MSG format.
FreeViewerTool
Freeware
Quick tool to open OST files and start viewing OST emails with attachments.
2
Digital Learning Sciences
226
Freeware
It is a Java-based open source XML repository with search and discovery system.
F. Schnitzer
15
Open source
Open source XML editor and viewer for Windows platform.
29
Michael Kourlas
67
Freeware
A tool that converts Office Open XML templates to Office Open XML documents.
File Viewer Solution
Freeware
Download OST file reader standalone app to open and read corrupted OST files.
OST Recovery PST
Shareware
Easy-to-use OST file recovery tool to open, recover, and convert OST to PST files.
1
Aryson Technologies
5
Freeware
OST Viewer Software to View or Open Outlook OST File.
2
K-SOL S.r.l.
3,152
Shareware
Open, print and export Microsoft Project files in MPP, MPT, XML and XML formats.
8
Syntext
302
Freeware
Serna Free XML editor is an easy-to-use open source WYSIWYG XML editor.
