We haven't had an Open Art post that isn't for a theme day for a while. Be sure to submit to Applejack Day too if you take part in these!
Go get the open art below.
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Princess Celestia by Bethiebo on Deviantart
Straight from the garden by Chillzone22 on Deviantart
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Looking for help... (Sister...) by Mellow-Mare on Deviantart
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Escape by EquestriaExploration on Deviantart
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Unexpected (Time) Turn by EquestriaExploration on Deviantart
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Dj Twilight Star Bat Pony by brucehun on Deviantart
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Bacon Horse by XILike2DrawXx13 on Deviantart
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Day Dreamer by XILike2DrawXx13 on Deviantart
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Twilight screenshot redraw by XILike2DrawXx13 on Deviantart
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Lady Valencia by Isuvyw on Deviantart
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Vacation Tree Dump 02 by Docard on Deviantart
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Vacation Tree Dump 03 by Docard on Deviantart
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Vacation Tree Dump 04 by Docard on Deviantart
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Vacation Tree Dump 05 by Docard on Deviantart
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Vacation Tree Dump 06 by Docard on Deviantart
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Vacation UnicorseDump 01 by Docard on Deviantart
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Practice by EquestriaExploration on Deviantart
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Coincidence by EquestriaExploration on Deviantart
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Glitch by EquestriaExploration on Deviantart
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Watering Bucket by EquestriaExploration on Deviantart
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Alexa by Roger334 on Deviantart
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Vacation Cheezball Sketchdump 01 by Docard on Deviantart
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Vacation Tree Dump 01 by Docard on Deviantart
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Source - Artist Also Offers Commissions here