Is it okay to use fan art without asking the artist if I add a link to the source?
When it comes to stuff like that, you should always ask for permission to use their content, and be sure to credit them in your work as well as the link.
So the short answer is no
6581117 Many tend to ask authors for permission, and they usually approve. However, some also just do it.
6582055 I do credit them though
Is it okay to use fan art without asking the artist if I add a link to the source?
When it comes to stuff like that, you should always ask for permission to use their content, and be sure to credit them in your work as well as the link.
So the short answer is no
6581117 Many tend to ask authors for permission, and they usually approve. However, some also just do it.
6582055 I do credit them though