Why Docs Make Your Code Greener

Mercy OyeludeMercy Oyelude
2 min read

I’ve been thinking a lot about one of the most underrated (and least celebrated) green coding practices:

📝 Documentation.

Working on open-source projects taught me how great docs can guide you like a GPS — showing what not to touch and what actually needs refactoring.

Compared to some of my older, solo projects? Let's just say... good luck to the next dev 😅

That contrast made it clear:

Documentation is sustainability in action.

Here’s why:

✅ 1. Less Guesswork = Less Compute

When people understand your code, they don’t:

- rebuild features from scratch,

- refactor the wrong thing, or

- spend 2 hours figuring out what handleThatOneThing() does.

Fewer mistakes → Less rework → Lower energy use.

That's digital efficiency.

✅ 2. Docs Save Developers from Burnout

Good documentation means:

- fewer meetings,

- fewer DMs like “Can you explain this real quick?”, and

- fewer “hop on a quick call” marathons.

That’s sustainability for people too.

Less stress. More clarity. More joy! ✨

💡How I Write Green Docs:

- Use clear, updated README files

- Include architecture diagrams or flows

- Add comments that teach, not just describe

- Log decisions with brief rationale for peer devs

- Link related resources (images, APIs, configs, staging links)

🚀 TL;DR

Writing docs isn’t just about being helpful. It’s a climate-conscious act.

Green coding starts with clear communication.

💬 Drop your favorite documentation tips below 💬👇 I’d love to hear it.

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Written by

Mercy Oyelude
Mercy Oyelude

🌍 Frontend Engineer | Green Software Advocate💻 Writing sustainable code, one doc and div at a time.🔁 Building a dev series on green coding best practices.✒️ Sharing dev-friendly climate solutions. Let’s collaborate!📬 Reach out: mercyoyelude2@gmail.com