fixes:
1.0.0: sniper duel
1.4-1.5.2: the end?
1.7.x: adventuring time
1.13.1-1.13.2: serious dedication
1.0.0 is built for ornithe, there is an instance alongside the other mcsr legacy fabric instances (https://github.com/Minecraft-Java-Edition-Speedrunning/legacy-fabric-instance-generator/releases/tag/v0.16.9) and i also have an optifabric release for ornithe
1.13.1 is built for legacy fabric v2 intermediaries, there is not an instance for this but the generator supports it if you just add another tuple, if anyone really wants to play this version i can make one