On the surface Scrolls had everything going for it, from a development studio literally awash with money to a massive audience who were excited to try whatever Mojang could produce. You can search for people who will pay you to embed YouTube videos as advertisements on your server. Either option will require a few more steps for installation than a plugin-based API, but mods tend to change a lot more in the game than the average plugin. First, plugins only add functionality to the game without fundamentally changing or modifying it. Many popular modpacks make the game almost unrecognizable while providing an amazing experience for players to enjoy. Players can log in and play on servers with plugins without having to do any extra work on their end. Second, they are purely server-side and do not require players to install anything client-side. There are a few different places to download mods for your server, but the best, and possibly the safest, are Planet minecraft and Curse Forge.