Minecraft wiki entry for Development_versions, associated text: MC-170930 – Nether sprouts item not visible when held in the hand in first person.
MC-172090 – Piglins would rather hold a golden item instead of a crossbow.
MC-172207 – Parrots do not imitate hoglins, zoglins and piglins.
MC-172255 – Piglins immediately dismount any entity that they are riding.
MC-175656 – Piglins will keep gold ingots in their inventories if attacked while admiring them.
MC-175989 – Strider sounds are not translated through in-game subtitles.
MC-177438 – Turtle egg's name inconsistently capitalized across different subtitles.
MC-177830 – Blackstone and basalt prevent ancient debris and other Nether ores from generating.
MC-178130 – Zombie villagers are called "Zombie" in some subtitles.
MC-178212 – Nether planks, their variants, and hyphae are harder than stems.
MC-178298 – Ancient debris and nether gold ore cannot generate in basalt deltas.
MC-180257 – Crash when setting LodestonePos of compass to something other than NBT compound.
MC-180852 – There is no space on the beacon's secondary power effects in the UI.
MC-181270 – Trying to open old worlds (in Region format?) without version information in snapshots does not show warning screen.
MC-181298 – Game crashes when trying to generate a Nether biome superflat world with ruined portals.
MC-181439 – Player or dispenser using a bucket at world height limit will play bucket sound despite failing.
MC-181463 – The buttons are not selected in the right order using Tab ↹ in the new world creation menus.
MC-181499 – Buckets cannot be emptied into a source block, but still produce a sound when trying.
MC-181511 – Chunks with redstone are removed.
MC-181522 – Chunks that have not been explored since 1.13 are resetting.
MC-181535 – Placing water with a dispenser facing a water source drops the bucket.
MC-181611 – Vindicators stop attacking the player when they are standing really close to them.
MC-182514 – 15 block states per sub-chunk limit during world upgrade.
MC-182743 – Wither skeletons do not spawn inside of wither roses.
MC-182912 – Piglins still do not change their current crossbow for a new enchanted one.
MC-183786 – Named seeds that are not numbers are not being recognized.