Freebiesbug might be a bit more popular than UI Jar. We know about 1 link to it since March 2021 and only 1 link to UI Jar. 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.
UI Jar: This is one of the better ones for “general” category. Check it out yourself. It has some extensive filters. Source: 10 months ago
Freebiesbug: Hand-picked resources for web designer and developers, constantly updated. - Source: dev.to / about 3 years ago
UI Movement - The best UI design inspiration, daily
Interfacer - Collection of more than 200+ free design resources
Muzli - UI/UX and Design Inspiration Chrome Extension
Designer Mill - Collection of Best Free Design Resources
Design Hunt - Curated design inspiration for everyone
Facebook Design Resources - A collection of free resources made by designers at Facebook