Java Aspects add-on was created with the idea to make Bedrock Edition "feel, sound, and look more like the original version of Minecraft called Java Edition." ...

While the Bedrock Edition does have add-ons, it features more paid content to add to the game, whereas the Java version lets you install mods (such as texture packs) for free.

As of today, the cross-platform version Minecraft Bedrock has launched "add-ons" through its in-game marketplace which, yes, are essentially also mods, free and paid.