NSH_26.3.zip is a release file of the Minecraft resource pack Nether Structure Highlighter (Updated for 26.3!), made for Minecraft 1.21.2-Snapshot, 1.21, 1.21.6-snapshot, 1.18.1, 1.20.2-Snapshot, 1.20.5-Snapshot, 1.19-Snapshot, 1.21.1-Snapshot, 1.19.3, 1.20.2, 1.19.4, 1.21.8 and more. It was published on September 21, 2026 and is 0.2 MB in size. For the full description, screenshots and every other version, visit the Nether Structure Highlighter (Updated for 26.3!) resource pack page.
How to install: Put the .zip into .minecraft/resourcepacks (do not extract it) and enable it under Options → Resource Packs.