Flagsmith - Flagsmith lets you manage feature flags and remote config across web, mobile and server side applications. Deliver true Continuous Integration. Get builds out faster. Control who has access to new features. We're Open Source.
Edit Any Webpage - Edit any site on the fly - bookmarklet
EditMode - Update website texts in real-time and get a sharable link.
Jam Edit - Edit your website right from the page, and easily send the exact change to engineers to copy/paste.
Jam - Portable bluetooth speakers that set you and your jams free. Wireless speakers, great sound quality, and totally portable, need we say more?
Splitmat - Splitmat is a URL shortener which can split your traffic between multiple pages.