Production is the live environment where software is actually used by real users. When an application is running in production, it is no longer just being built or tested. It is doing its real job, often with real users, real data, and real consequences if something goes wrong.
Why it matters
Software is usually developed and tested somewhere separate from production. This allows developers to experiment, fix bugs, and make changes without affecting real users.
Once a change has been properly tested, it can be deployed to production.
Because production systems are live, they usually need stronger controls around security, reliability, backups, monitoring, and access.
How it works
A company might have several separate environments:
- Development: where software is actively being built
- Testing: where changes are checked before release
- Production: the live system used by real users
For example, an online store's development environment might use fake products and test payments. Its production environment contains the real store, real customer accounts, and real orders.
The underlying code may be very similar, but each environment can use different configuration, databases, credentials, and external services.
Production vs development
Development is where you can safely make and test changes. Production is where those changes become real.
A mistake in development might only affect the developer working on it. The same mistake in production could cause an outage, expose data, or prevent customers from using the application.