SeedGuard

Security plugin for Paper 1.21.11 that makes world-seed leaks much harder by replacing hashed seed data and blocking common leak paths.
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SeedGuard 2.0.0 for Paper 1.21.11

File nameSeedGuard-2.0.0.jar
Uploader
MeldixMeldix
Uploaded
Apr 28, 2026
Downloads
130
Size
4.8 MB
File ID
8005189
Type
R
Release
Supported game versions
  • 1.21.11
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What's new

SeedGuard 2.0.0

Initial public release for Paper 1.21.11

 

 

Added

  • Fake hashed-seed replacement in protected packet flows
  • Blocking for /seed and related aliases
  • Command hiding from suggestions and visible command lists
  • Structure Block and Jigsaw restrictions
  • Blocking for NBT, structure, jigsaw, and debug-related packet paths
  • Multiple fake-seed modes:
    • per_player_stable
    • random_each_join
    • fixed
  • Console logging for blocked attempts
  • Bypass permission: seedguard.bypass

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