Briefbox might be a bit more popular than ImJustCreative. We know about 1 link to it since March 2021 and only 1 link to ImJustCreative. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
Logo Modernism is the gold standard, but for something a bit more affordable you can check out the Logo Smith. https://imjustcreative.com/. Source: over 1 year ago
This is a free exercise briefing from briefbox.me:. Source: about 2 years ago
Daily UI - Become a better designer in 100 days
GoodBrief - A random generator for design briefs.
Uxcel - The easiest way to learn UX/UI design
UI Coach - Become a better UI designer in 30 days
FakeClients - Practise logo design using random generated client briefs
Sharpen Design Generator - Challenge yourself with original design prompts