Parsers - Parsers is a platform for extracting unstructured data from sites and their visualization without code.
RealMatch - RealMatch is an online recruitment company that builds a recruitment advertising network to connect employers with job seekers.
Codemap - The code visualizer you wished for
Adicio - Adicio develops interactive classified advertising software solutions for job boards, real estate, and automotive markets.
GraphBuddy - GraphBuddy helps developers understand the code better.
Jobiqo - Jobiqo is an Austrian-based company providing job board software solutions to companies.