Velocity Calculator

Velocity Calculator

A multiplayer-safe datapack library for measuring exact player movement speed from per-tick position deltas.

Compatibility

• Minecraft versions: 1.21.1 through 26.2
• Datapack metadata: pack_format 48 with supported range up to 107.1

Features

• Per-player scoreboard math (safe for multiplayer)
• Velocity in blocks per tick and blocks per second
• Green actionbar output with decimal formatting
• Teleport/dimension spike protection

Notes

• Uses actionbar-only UI to avoid shared bossbar conflicts.
• Works as a standalone datapack or as a utility library in larger packs.