What Open Source Software Can We Implement?

Human Resource Management (HRM)
A human resource management system (HRM/HRMS) is a software application used to store employee information and support various human resource functions, such as benefits, payroll, recruiting, training, etc.

Inventory & Stock Management
Inventory management software is a software system for tracking inventory levels, orders, sales and deliveries. It can also be used in the manufacturing industry to create a work order, bill of materials and other production-related documents.

Project Management
Although project management software is used is a variety of ways, its main purpose is to facilitate the planning and tracking of project components, stakeholders and resources.
Project management software caters to the following primary functions:
Project planning: To define a project schedule, map project tasks and visually describe task interactions.
Task management: Allows for the creation and assignment of tasks, deadlines and status reports.
Collaboration: Productivity is increased via a central repository accessed by project stakeholders.
Time tracking: Track time for all tasks giving the ability to calculate labor costs and forecast for future projects

Knowledge Base Systems
Whether you are a support based or an industrial manufacturing based business it is important to have a central repository for internal processes and procedures.
For example, If you experience long term absence of an employee and need to someone to fill in, then a central knowledge base containing "how to" documents or "common faults & fixes" will help to bridge the gap in knowledge and help to speed up the transition