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15 Best Stubborn Generator Alternatives

Stubborn Generator is a free illustration library. Here are 15 similar illustration libraries you can use as alternatives — compared by style, format, and license so you can pick the best fit for your project.

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Free

3D alternatives from ThreeDee

Modular 3D packs with billions of unique combinations in Blender. Fully rigged characters you can pose, recolour, and render from any angle.

Characterz commercial 3d illustration library preview for Business

Characterz

9,000 paid. CHARACTERZ is the biggest single library of 3D diverse characters in the world. You can use them in your products or for marketing purposes (social media posts, landing pages, blogs, newsletters, etc.). Or if you want - for your personal use. What is included? 📦 — 9,000+ PNG files of different characters - which you can use in any design tool, such as Photoshop, Sketch, Figma, Studio, or Illustrator. It contains: • 2 genders, • 9 new outfits (police, astronaut, chef, business, gamer

Free/CommercialPNGBlenderPSD3DThreeDeeBusinessTech

Illustrationz commercial 3d illustration library preview for Tech

Illustrationz

100+ paid. This is an full package of ILLUSTRATIONZ libraries. It consists of Adults, Kids, Elders, Pets packs. In total, you can combine more than 167 Millions of 3D characters. You can use them in your products or for marketing purposes (social media posts, landing pages, blogs, newsletters, etc.). Or if you want - for your personal use. Fun fact: We worked for more than 1 year to finish this library. What is inside? 📦 There are different packs of 3D characters: - Adults pack - Kids pack - El

Free/CommercialPNGBlender3DThreeDeeTech

Iconz commercial 3d illustration library preview for Tech

Iconz

More than 460+ 3D icons included in various angles and materials. Possibility to order custom 3D icon.

Free/CommercialPNGBlender3DThreeDeeTech

See full side-by-side comparison

More alternatives

Flow Lava free Vector illustration library preview

Flow Lava

16 free. Try our free products on to be sure of quality yourself.

FreestorytaleVector

Error 404 free Vector illustration library preview

Error 404

23 free. Try our free products on to be sure of quality yourself.

FreestorytaleVector

Smash free Vector illustration library preview

Smash

20 free. Try our free products on to be sure of quality yourself.

FreestorytaleVector

Flying Objects Illustrations free Vector illustration library preview

Flying Objects Illustrations

3 free. We’re sharing a set of 3 illustrations of flying objects: Balloon, Red Zeppelin, Satellite .

FreeoutlaneVector

Coffee Illustrations Set free Vector illustration library preview

Coffee Illustrations Set

6 free. We’re releasing 6 illustrations that you can use for free: French Press, Bialetti Coffee Maker, Toaster, Christmas Cup of Coffee, Coffee Machine, Illy Coffee Machine.

FreeoutlaneVector

Servers Illustrations Set free Vector illustration library preview for Tech

Servers Illustrations Set

3 free. Another freebie: 3 vector servers illustrations (small, medium, large). We did this set about a year ago for a personal use, but now it’s time to share it with our readers.

FreeoutlaneVectorTech

Illustrations Co free Vector illustration library preview for Tech

Illustrations Co

100 free. Open source illustrations kit. Designed 100 awesome illustrations during 100 days of illustration challenge (Now added more than 120+ illustrations). You can download all illustrations completely free and use these to design awesome - landing pages, mobile app or presentations.

Freeillustrations coVectorTech

Open Doodles free Vector illustration library preview for Business

Open Doodles

32 free. Customise illustrations based on your business branding.

Freeopen doodlesVectorBusiness

Lucid Illustrations free Vector illustration library preview

Lucid Illustrations

20 free (pay what you want). Add more spark in your content with Lucid Illustrations. A beautifully organized collection of illustrations built in popular categories.

FreeVector

Restaurants & Dining Illustrations free Vector illustration library preview

Restaurants & Dining Illustrations

10 free. A free vector illustration pack of restaurants, food, picnics, dining, meals, bars, and reservations.

FreedrawkitVector

People Working Illustrations free Vector illustration library preview

People Working Illustrations

24 free. A free vector illustration pack of scenes and characters working, studying, typing, on calls, recording music, and creatively collaborating.

FreedrawkitVector

Transport Illustrations free Vector illustration library preview

Transport Illustrations

12 free. A free vector illustration pack of scenes and characters driving cars, traveling by boat, flying by air, getting deliveries by road, and all manner of transportation.

FreedrawkitVector

How to choose the right alternative

Check the format

Stubborn Generator ships in its own format. Make sure the alternative supports the tools you use — Figma, Sketch, SVG, PNG, or Blender.

Match the license

Stubborn Generator is free licensed. Double-check that your alternative covers your use case — personal projects, client work, or SaaS products.

Consider the style

Every library has a distinct visual tone. Preview each alternative to make sure it matches your product's brand and the rest of your design system.