The Pencil Project's unique mission is to build a free and opensource tool for making diagrams and GUI prototyping that everyone can use.
Pencil V3 is a rewrite of Pencil that aims to fix major performance and scalability issues of the application. The new version is under heavy development and we are expecting GA builds in June. The following list summarizes important changes in the new version:
Pencil uses Atom Electron as the runtime, follow the these steps to setup the environment:
Checkout this development branch:
$ git checkout development
$ npm install
Start Pencil using the prebuilt version of Electron
$ npm start
Only OSX 64bit 10.9 and later are supported.
Windows 7 and later are supported, older operating systems are not supported (and do not work).