Based on our record, Landingfolio should be more popular than Google Design Sprint Kit. It has been mentiond 2 times since March 2021. 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.
Also Google (as in the company not the verb) has a free version of their discovery techniques here https://designsprintkit.withgoogle.com/. Source: about 1 year ago
I'm learning how to design by copying other people's designs. So I'd browse Dribbble and adapt the designs I liked to my product, or I'd find a good landing page on sites like saaslandingpage.com or landingfolio.com and build out sections of the websites I liked. Source: over 1 year ago
See Landing Folio & One Page Love for inspiration if you want to find great designed websites :). Source: over 2 years ago
Design Sprint Kits - A pre-assembled kit for GV design sprints.
The Landing Page Cookbook - A guide for makers who want to create better landing pages.
Design Principles - An open source repository of design principles and methods
Lapa Ninja - The Best Landing Page Inspiration
Land Book - The homeland for fine websites
Landing Pages in MailChimp - Easy to build, custom landing pages for free