Miro Startup Program - $1000 to set up team collaboration
FlowMapp - FlowMapp is a UX planning tool for creating visual sitemaps and user flow.
Aircall for HubSpot - Document and organize every phone call instantly in HubSpot
A1 Sitemap Generator - A1 Sitemap Generator has been in active development and sold since 2005.
Intercom on Starting Up - A book about growing a startup
Octopus.do - Build your website structure in real-time and rapidly share it to collaborate with your team or clients. Start prototyping websites or apps instantly.