CompactBlocks [1.16,1.17]
v1.17.1Adds recipes to craft compacted/compressed variants of most blocks in Minecraft.

Compact Blocks
Compact blocks is a Spigot plugin that adds recipes to craft compacted variants of most blocks in Minecraft.
Features
Use 9 blocks in a crafting bench to create a compact version of that block.
Right click with the compact block in hand to uncompact one block.
Shift + right click to uncompact all blocks in hand.
Supports more than 290 different blocks!
Installation
1. Download the plugin jar for your Minecraft version
2. Place the jar into your Spigot server plugins folder
3. Restart the server
Configuration
Any compact block skin can be configured via the config.yml file generated by the plugin.
The config.yml file contains a list of block materials and Minecraft skull texture base64 values in format:
[Material]: [textureBase64]
See https://minecraft-heads.com/ for custom skull textures. You can even create your own!
If you wish to add or change a compact block, see https://hub.spigotmc.org/javadocs/bukkit/org/bukkit/Material.html for a list of possible blocks to add to the configuration.
Acknowledgments
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