How to open ArcView object database ASCII data .odb files
Have you had trouble opening the odb file on your computer? What are odb files? We explain what they are and recommend software that we know will open them.
What is odb file?
An odb file extension is related to ArcView, a program for viewing and edit GIS data. A .odb file stores object database ASCII file format.
ArcView object database ASCII data description
The odb file extension is associated with the ArcView, an application for Microsoft Windows used to view and edit GIS data held in a flat file database.
The odb file stores object database in ASCII text file format similar to ODB (OpenDocument) file format.
Suggested software to open odb file

ArcGIS for Desktop Basic (ArcView)
A GIS application used to work with geographic data
There are other ODB filename extensions with the same .odb suffix
odb - Abaqus/CAE binary output data
Files with odb file extension can also be found as binary output files from Abaqus/CAE simulation software.
odb - Apache OpenOffice OpenDocument database
An odb file extension is related to OpenDocument database format used by OpenOffice.org Base application. An (ODF) is an open XML-based document file format for office applications to be used for documents containing text, spreadsheets, charts, and graphical elements.
odb - Organizers Database database
An odb file extension is related to the Organizers Database, a contact manager. An odb file contains main database.
odb - Psion Organiser datafile and LZ diary
An odb file extension is related to the Psion Organiser pocket computer. An odb file contains diary data.