https://civitai.com/models/381487/lineart-pencil-drawing-enhancer?modelVersionId=425854

These are enhancer LECO loras, these use the knowledge of the checkpoints. Use negative weight to enhance. Weight you need depends on loras used, checkpoint and length of the prompt. Results may wary between checkpoints.

Tags:

For lineart:

lineart, sketch Solo helps on higher weight With x color eyes for example you can get partially colored images For Pencil drawing:

pencil drawing, sketch