Code2Flow - An easy solution to create product flows.
Codespace - A beautiful cross-platform code snippet manager
Flowchart.js - Draw SVG flow charts from simple text representations of the diagrams.
CodeMyUI - Handpicked code snippets you can use in your web projects
DIagrams Through Ascii Art - Java command-line tool to convert ASCII diagrams to bitmaps.
Creative Tim - Awesome Bootstrap freebies and templates to build better websites