uSkyBlock Plugin (1.21.11)

uSkyBlock is an open-source Skyblock plugin for Paper and Spigot servers. Start on a small floating island, build it into something thriving, complete challenges, and team up with other players to push your island further. It gives you a complete Skyblock foundation with island progression, deep customization, and a maintained codebase you can build on long term.

Features:

• Build your server around islands, progression, challenges, and party play.
• Customize challenge design, biome options, custom islands, and more.
• Extend through public API and placeholder support for your server.
• Fully open source under GPLv3 with more than a decade of project history.
• Supports 53 languages for international player communities.

Screenshots:

uSkyBlock Plugin Download Links