MapMC Worlds vs McMeddon's Worlds

MapMC Worlds converts a selected real-world map area into a downloadable Minecraft world. It uses OpenStreetMap data and the Arnis conversion engine to generate features such as roads, buildings, water, land cover, and terrain. The browser-based generator needs no local installation, and the site says it works on phones and tablets. Worlds can be downloaded as a Java world ZIP or a Bedrock.mcworld file. Standard detail supports areas up to 40 km² for Java and 32 km² for Bedrock; high detail is limited to 5 km². Free use includes one map generation or 300 signup Credits, plus one AI texture generation; Seed Map and all Finders are always free. There is no subscription: users can make one-time generation payments or top up Credits, which never expire. Plus costs $19.90, paid once, Pro costs $49, paid once, and Studio costs $99, paid once. Generated world files are automatically deleted after 30 days, so users need to download files they want to keep.

McMeddon's Worlds is a library of custom Minecraft worlds, with data and a browser-based 3D explorer for surveying terrain before downloading. Visitors can fly over landscapes in the browser without installing software. The collection spans survival, creative, single-biome, civilization, SkyBlock, seasonal, community, and test worlds; multiplayer maps and search filters are available. Downloads are for Java Edition, while Bedrock files are limited to worlds explicitly marked as compatible. The maker describes building terrain with World Machine, adding trees and structures in Minecraft, then assembling and exporting maps with WorldPainter. Some world files are free; others require the indicated Patreon membership. Small survival worlds are listed at $5 a month and large ones at $9 a month. Worlds downloaded during membership remain playable after it ends, but further downloads stop. Browser utilities include a Java vault fixer, a loot chest command generator, and a searchable world contents finder. Bedrock conversions may have rough edges, empty chests, or missing living villagers. Worlds are generally under a license requiring attribution and barring as-is resale or redistribution.