What Is Version Control?
Version control is a system that tracks every change made to a set of files over time. In the software world, it's how developers keep track of their code — who changed what, when, and why.
Think of it like "track changes" in Microsoft Word, but for your entire website. Every edit is recorded. You can see the history, compare versions, and undo anything at any time.
The most popular version control system is called Git. It was created in 2005 by Linus Torvalds (the same person who created Linux). Almost every developer in the world uses Git.
Why Does This Matter for Your Business?
You might be thinking, "I don't write code — why should I care?" Fair question. Here's why:
You Always Have a Backup
Every change to your website's code is saved. If something breaks, your developer can roll back to the exact version that was working five minutes ago. No panic, no rebuilding from scratch.
Without version control, a mistake could mean hours of lost work — or worse, a broken website with no easy way to fix it.
You're Never Locked In
When your code is in a version control system (like Git, hosted on GitHub), you own it. If you need to switch developers, the new person can pick up exactly where the last one left off. They can see the full history of every decision and change.
Without version control, your code might exist only on one developer's laptop. If that person disappears, so does your website.
You Can See What Changed
Every change (called a "commit") includes a message explaining what was done. This creates a clear log:
- "Fixed contact form not sending emails"
- "Updated homepage hero text"
- "Added new blog article about cloud computing"
Even if you don't read code, you can see the timeline of work being done on your project.
Multiple People Can Work at Once
Version control lets multiple developers work on the same project without conflicts. One person can update the homepage while another fixes a bug on the contact page. The system merges their work together cleanly.
How Git Works (The Simple Version)
Here's the basic workflow:
- Your code lives in a repository — a project folder tracked by Git
- A developer makes changes on their computer
- They commit those changes — saving a snapshot with a description
- They push the commit to a remote repository (like GitHub)
- The hosting platform (like Cloudflare Pages) detects the change and updates your live site
Every commit is like a save point in a video game. You can always go back to any save point.
Git vs. GitHub
People sometimes confuse these:
- Git is the version control system — the software that tracks changes. It runs on your computer.
- GitHub is a website that hosts Git repositories online. It's where the code is stored and shared.
Git is the engine. GitHub is the garage where you park it.
There are other hosting platforms too — GitLab, Bitbucket — but GitHub is by far the most popular, with over 100 million developers using it.
What Happens Without Version Control?
We've seen this too many times:
- A developer makes a change that breaks the site, and there's no way to undo it quickly
- A business owner can't get their website code from a developer who's gone unresponsive
- Someone accidentally deletes important files with no backup
- Two developers overwrite each other's work because they're editing the same files
All of these problems are solved by version control. It's not optional anymore — it's a basic requirement for any professional web development.
The Bottom Line
Version control (Git) is how modern websites are built safely. It protects your code, your history, and your ability to fix problems fast. Make sure whoever is building your website uses it — and make sure you have access to the repository.
Not sure if your website code is in version control? Ask us — we'll help you find out and get it set up if it's not.