The bug
Unlike other commands, /particle doesn't provide any suggestions or tab-completion for particle names.
How to reproduce
Type
/particleand a space
→ ❌ No suggestions appear
Expected Behavior: All the example particle names such as minecraft:example_entity_sparkle_box should appear, as well as any particles defined in resource packs.
Thank you for your report!
However, this issue has been closed as Invalid.
We're already working on achieving parity across versions where possible, and we're very keen to hear your requests or suggestions, so we'd encourage you to make a post at https://feedback.minecraft.net, or upvote an existing topic there.
If you're not sure whether your issue is a parity request or a bug, hopefully this article will help explain further: Parity Request Guide
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