# vtkXYZMolReader

**URL:** https://discourse.vtk.org/t/vtkxyzmolreader/5761
**Category:** Development
**Created:** [May 11, 2021, 12:13pm UTC](https://discourse.vtk.org/t/vtkxyzmolreader/5761 "2021-05-11T12:13:10Z")
**Posts on this page:** 2
**Page:** 1

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### Author: ![mwestphal](https://discourse.vtk.org/user_avatar/discourse.vtk.org/mwestphal/32/19_2.png) [@mwestphal](https://discourse.vtk.org/u/mwestphal)
#### Post date: [May 11, 2021, 12:13pm UTC](https://discourse.vtk.org/t/vtkxyzmolreader/5761/1 "2021-05-11T12:13:11Z")

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There is .xyz molecule reader in VTK.  
It looks like the older one (vtkXYZMolReader) has less feature and is less tested than the newer one (vtkXYZMolReader2).  
[https://gitlab.kitware.com/vtk/vtk/-/merge\_requests/7954#note\_953863](https://gitlab.kitware.com/vtk/vtk/-/merge_requests/7954#note_953863)

I think deprecating the old one would make sense, anyone objects ?

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### Author: ![amaclean](https://discourse.vtk.org/user_avatar/discourse.vtk.org/amaclean/32/224_2.png) [@amaclean](https://discourse.vtk.org/u/amaclean)
#### Post date: [May 11, 2021, 10:34pm UTC](https://discourse.vtk.org/t/vtkxyzmolreader/5761/2 "2021-05-11T22:34:16Z")

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Ok by me, there are no VTK examples using it or vtkXYZMolReader2.