# \[IGN-4488\]Is tags compare between 2 versions of the project impossible? **URL:** \ **Category:** Ignition\ **Created:** [September 20, 2021, 1:45pm UTC](https://forum.inductiveautomation.com/t/ign-4488-is-tags-compare-between-2-versions-of-the-project-impossible/51143 "2021-09-20T13:45:56Z")\ **Posts on this page:** 1\ **Showing post:** 11
**Author:** ![nminchin](https://sea1.discourse-cdn.com/inductiveautomation/user_avatar/forum.inductiveautomation.com/nminchin/32/6911_2.png) [@nminchin](https://forum.inductiveautomation.com/u/nminchin)\ **Post date:** [June 26, 2024, 8:59pm UTC](https://forum.inductiveautomation.com/t/ign-4488-is-tags-compare-between-2-versions-of-the-project-impossible/51143/11 "2024-06-26T20:59:43Z")
You simply won't be able to use a standard diff tool for this, regardless of the sorting of your json, since tags could be added or removed in different versions. See here > [@Json compare tool for Views and Tags?](https://forum.inductiveautomation.com/t/json-compare-tool-for-views-and-tags/41163/5): > > I recently rewrote my tag compare script which was a bit dopey, to use a Python library littletree I found via StackOverflow. Most of the kudos goes to its developer who answered my [SO question](https://stackoverflow.com/questions/77443116/how-to-compare-two-json-files-that-adhere-to-a-schema/77463485?noredirect=1#comment136580884_77463485) with the majority of the code, but I modified it to include more detail and spit out a CSV. This will only run in CPython, I use PyCharm as my IDE. It requires a min of Python 3.10. The only library dependency not included in the standard libraries is littletree (pip install littletree) from littletree… --- _[View the full topic](https://forum.inductiveautomation.com/t/ign-4488-is-tags-compare-between-2-versions-of-the-project-impossible/51143)._