The industry standard for optimized Spigot-based servers.
Pirated Minecraft software often contains hidden code. This can include remote access trojans (RATs) that give the cracker control over your server or backdoors that allow unauthorized users to gain "OP" (Operator) status and destroy your world or steal player data.
A cutting-edge Paper fork that supports multi-threading for massive servers.
Legitimate versions of WineSpigot are typically paid products sold through developer marketplaces or private Discord servers.
If you are looking for high-performance server software, consider these reputable, open-source, and free alternatives: