Ghost - Ghost is a fully open source, adaptable platform for building and running a modern online publication. We power blogs, magazines and journalists from Zappos to Sky News.
Iteration X - Iteration X allows teams to annotate and edit any live website or web app directly in Chrome.
Vivoom - Make Every Video Look Better
Brevy (beta) - Give feedback, Google-doc style, directly on your website
Meetup - Helps groups of people with shared interests plan events and facilitates off line group meetings in various localities around the world.
Flycode - FlyCode (YC S22) makes web apps editable without coding so companies can iterate and release products faster - helping teams edit copy, images, and links in the code so their developers don’t have to.