https://www.youtube.com/watch?v=VdxXHsQsDaA :
1. https://www.youtube.com/redirect?redir_token=5vA0cPBsDVp8czPhqXz0e7bV4F58MTUzOTI4Mzk4M0AxNTM5MTk3NTgz&q=http%3A%2F%2Fwww.mediafire.com%2Ffile%2Fe9hlkg9chhu49hd%2FCubicChunks-1.12.2-0.0.809.0-all_%2528AntVenom_build_-_with_Farlands%2529.jar&event=video_description&v=VdxXHsQsDaA -> https://minecraft.curseforge.com/projects/opencubicchunks and https://minecraft.curseforge.com/projects/cubicworldgen
2. https://www.youtube.com/redirect?redir_token=5vA0cPBsDVp8czPhqXz0e7bV4F58MTUzOTI4Mzk4M0AxNTM5MTk3NTgz&q=http%3A%2F%2Fwww.mediafire.com%2Ffile%2Fdeb85rclgna2g8k%2FCubicChunks-1.12.2-0.0.809.0-all_30M-fix-instaDeath.jar&event=video_description&v=VdxXHsQsDaA -> not needed (the cubic chunks without farlands link)
3. farlands can be enabled in cubicworldgen_mixin_config.json file
4. CUBIC-CHUNKS MEDIAFIRE FOLDER for FUTURE VERSIONS is not really needed, this can be now renamed to "version archive" for builds not on curseforge

same links are also here:
https://www.youtube.com/watch?v=LPSqmKwkKOY
https://www.youtube.com/watch?v=-w6okOz-iNs