# MCNP to OpenMC tool

**URL:** <https://openmc.discourse.group/t/mcnp-to-openmc-tool/2141>\
**Category:** Announcements\
**Created:** [June 24, 2022, 1:12pm UTC](https://openmc.discourse.group/t/mcnp-to-openmc-tool/2141 "2022-06-24T13:12:38Z")\
**Posts on this page:** 1\
**Showing post:** 4

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**Author:** ![paulromano](https://yyz2.discourse-cdn.com/free1/user_avatar/openmc.discourse.group/paulromano/32/486_2.png) [@paulromano](https://openmc.discourse.group/u/paulromano)\
**Post date:** [September 18, 2022, 12:36am UTC](https://openmc.discourse.group/t/mcnp-to-openmc-tool/2141/4 "2022-09-18T00:36:44Z")

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Hi Perry – Glad to hear the MCNP conversion tool worked well for you! Unfortunately I’m not aware of any tools out there for converting SDEF source definition cards.

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_[View the full topic](https://openmc.discourse.group/t/mcnp-to-openmc-tool/2141)._