Atly has a variety of creative classes and workshops that could be useful to you in your art journey.
Craftsy has many different art classes that can help you develop your art skills and take your art to the next level.
Creative Bug has a huge selection of creative classes that are sure to inspire your inner artist.
Creative Live offers excellent courses that are of use to artists and surface pattern designers.
Design Garden Classes
Design Garden has some wonderful classes available on trends, illustrating, and more. The artwork that comes out of these classes is amazing and I have heard great things about her classes.
Do you need to learn Adobe Illustrator (Ai)? You will want to check out these Illustrator courses by Laura Coyle.
Make Art That Sells
Make Art That Sells offers a variety of art related courses by Lilla Rogers. If you are interested in a career creating art, illustrations, surface pattern designs, etc then you will definitely want to take a look at what they offer.
Make It In Design
Make It In Design is offered by Rachel Taylor and Beth Kempton and they offer courses and workshops of specific interest to surface pattern designers.
Modern Thrive has some wonderful courses to explore to help you “jump-start your career” as they say on their website.
Nicole’s Classes offers Illustrator and Photoshop courses (and many others) that could be useful to you as you pursue your art and or surface pattern design.
Pattern Camp is an excellent course run by Jessica Swift. I have taken this course (and I plan to take it again) and it covers both Adobe Illustrator and Adobe Photoshop.
Pattern Observer offers workshops, courses, and the Textile Lab all of which are excellent resources for artists and surface pattern designers.
Rise Design and Shine
This company has an interesting and fun looking Folio Focus workshop that can help surface pattern designers build their portfolios.
https://www.skillshare.com/home (referral link)
Skillshare has a huge selection of classes that are useful to the artist pursuing illustration, surface pattern design, and many other avenues.