First release of JustAuction: a safe, fast auction house for Paper.

Highlights

• Fixed-price listings from the item in your hand, GUI marketplace with search, sorting and pagination
• Confirm screen before every purchase
• Dupe-proof purchase state machine with a journal and crash recovery
• Claim storage for expired, cancelled and undelivered items
• Sales fee, listing fee, price limits, per-player limits (justauction.limit., justauction.bypass.limit)
• Item blacklist including shulker box and bundle contents; custom names, lore and item data are preserved
• SQLite by default, MariaDB/MySQL optional
• English and Czech messages, Vault economy support, update check via GitHub releases

Requirements

• Paper 26.3, Java 25, Vault or VaultUnlocked with an economy plugin that registers with it. The first start needs internet (database drivers are downloaded).

Notes MariaDB/MySQL support has not been verified against a live server yet; SQLite is the tested default. Folia is not supported yet. CMI's economy needs CMI's Vault bridge (CMI Injector) to be visible to Vault. See the README for commands, permissions and configuration.