Litematica vs Schematicraft

Litematica is a free client-side mod for Minecraft that adds tools for working with schematic builds. Users can load schematic files, create placements, and save selected areas as schematics. Placements can be moved or rotated, and a render-layer view can show a chosen block layer. Edit Schematic mode supports replacing, adding, and removing blocks; other creative tools include cloning, filling, and deleting areas. Supported formats include Litematica .litematic, Sponge .schem, vanilla structure .nbt, and MCEdit/Schematica .schematic. Litematica requires the malilib library mod; the project says Fabric API is not needed. Its repository describes versions for LiteLoader on Minecraft 1.12.2, an earlier Rift port for 1.13.2, Fabric for 1.14 and later, and Forge for 1.12.2. Schematic pasting uses commands and requires sufficient permission, so server use depends on authorization. Schematics saved from typical multiplayer servers may lack inventory and other NBT data. The project wiki provides documentation and usage tips.

Schematicraft is a schematic library and converter for sharing Minecraft builds across formats, with support for Hytale Prefab files as well. Its browser converter handles Litematica, WorldEdit/Sponge, legacy MCEdit, Structure Block/Create, Building Gadgets, Bedrock Structure, and Hytale Prefab, and lists 42 conversions. Before downloading, users can see which data will carry over or be dropped; formats that record a Minecraft version allow a version choice. Cross-edition and cross-game conversions translate block names, and some other data may not transfer. The public library has searchable builds, filters, and curated collections. Schematic pages show block counts, unique block types, dimensions, and material lists. Without an account, the converter accepts files up to 8 MB. Schematicraft says it does not keep uploaded files but records encountered formats, blocks, and versions to improve conversions. An official alpha mod adds in-game library access and integration with Create and Building Gadgets 2. Developers can use an API for search, library access, uploads, downloads, and conversion; API endpoints are rate limited.