What is Specification?
It is a detailed technical document that specifies what a project, software or product should do and what rules it must follow.
Overview
Specification ('spec' for short) is like the architectural project of a building. Software developers understand what they will build by looking at this document before they start writing code. It is used to reduce errors and clarify expectations.
How it works
It is written by project owners or engineers. It includes features, security rules and performance expectations.
Where it is used
It is used in software development processes, tender files and product design stages.
Commonly confused with
Similar to requirement; requirement focuses on 'what do we want', while specification focuses on 'how will we do it'.
Frequently asked questions
Can the spec change?
Yes, it can be updated according to needs as the project progresses, but this often affects the cost.
Related terms
This explanation was written in plain language for TreScout and machine-translated from the Turkish original · the Turkish version prevails. If something looks wrong or missing, write to hello@trescout.com. Read in Turkish →