Free, web-based and open source Applicant tracking system

It allows to Organize huge database of candidates,Manage by different Job posting,Manage by status e.g. open, short-listed etc,Organize by Years of experience, specialization etc,Automated workflow,Manage status hierarchy,Different access roles (Candidates,recruiters, etc),Automatic email notification,Automated and fast communication,Applicant tracking by status Collaborate with notes, files and uploads,Option to assign applicants to recruiters and interviewers,Dashboards Print reports,Export to word,Export excel,Graphs and charts