Epos has collected some of the best tips, articles, and advice on the tools and craft of writing we have found. The list is slanted towards the fantasy writer but much of the information and advice is applicable to any writer of fiction.

Tools & Software vetted and recommended
Pro Writing Aid Writing Software

Classes & Workshops
The Rambo Academy for Wayward Writers by Cat Rambo. Online classes at affordable prices.

Ongoing Advice

Sites
Writer Unboxed: new articles nearly every day by currently working authors at all levels of experience.
Writers Helping Writers: home of the Emotional Thesaurus and other resources for writers.
Odyssey Workshop: not just the highly respected Science Fiction and Fantasy workshop but the site also has a store of advice and the blog posts articles by the writer/leaders of the workshops. Odyssey also holds a salon once a month open to anyone to hang out and discuss a couple of questions of the month.

Mary Robinette Kowal has some of the best advice for any writer. This link is specific to a series for debut authors but her site is worth exploring.

Bloom: a site for writers who didn’t make any 30 under 30 lists.

Podcasts
Some of the best information available is published through podcasts.
Writing Excuses: a weekly podcast devoted to writers of Science Fiction and Fantasy. Probably the most famous SFF writing podcast.