Cruip - Landing page templates for startups
HTMLrev - Free HTML templates for websites, landing pages, portfolios, ecommerce and dashboards
Shade - Super easy color contrast insights and recommendations
Bubble.io - Building tech is slow and expensive. Bubble is the most powerful no-code platform for creating digital products.
GrayGrids - Free and Premium HTML Templates & Bootstrap Themes for - Business, Landing Page, Admin/Dashboards and Resume & Portfolio Websites.
Tilda - Tilda is a platform to produce landing pages, blogs, webpages through its responsive page builder.