What I Learned Contributing to Open Source Projects

Open source was something I used every day without realizing it. From the code editors I worked in, to the libraries in my projects, and even the operating systems powering my laptop open source was everywhere. But for a long time, I was only a consumer.

Everything changed when I made my first contribution.

This blog is about what I actually learned while contributing to open source projects during events like Hacktoberfest and SWOC and how those experiences changed the way I think about software development.

The Reality of Open Source: It’s Not Just Code

Before contributing, I had a very simple idea of open source:

• Find a bug
• Fix it
• Submit a pull request
• Get it merged

But real open source is much more than that.

It involves:

• Reading other people’s code
• Understanding project structure
• Communicating with maintainers
• Following contribution guidelines
• Writing clear commit messages
• Handling reviews and feedback

Open source is not just about coding. It’s about collaboration at a global scale.

Lesson 1: Reading Code Is More Important Than Writing Code

When I first opened a real open-source repository, I felt overwhelmed.

There were:

• Hundreds of files
• Complex folder structures
• Unknown dependencies
• Coding styles I wasn’t used to

At that moment, I realized something important:

Professional development is more about reading code than writing it.

I had to:

• Trace functions across files
• Understand naming conventions
• Follow logic written by strangers
• Learn new tools and frameworks

This improved my code comprehension skills more than any tutorial ever did.

Lesson 2: Small Contributions Matter

At first, I thought: “If I’m not building a big feature, it’s not a real contribution.”

But open source taught me the opposite.

My early contributions were:

• Fixing typos
• Improving documentation
• Cleaning up UI issues
• Refactoring small functions
• Solving beginner-friendly issues

And these were valuable.

Maintainers appreciate:

• Clear documentation
• Better user experience
• Consistent code style
• Bug fixes of any size

Open source is not about big changes. It’s about consistent, meaningful improvements.

Lesson 3: Communication Is a Core Developer Skill

In open source, no one is sitting next to you. Everything happens through:

• GitHub issues
• Pull request discussions
• Comments
• Code reviews

I learned how to:

• Ask clear questions
• Explain my approach
• Accept feedback
• Make revisions without taking it personally

At first, reviews felt intimidating. But later, I realized:

Reviews are not criticism. They are mentorship.

Lesson 4: Following Standards Matters

In personal projects, I used to:

• Name variables however I liked
• Structure files my own way
• Skip documentation

But open source projects have:

• Strict coding guidelines
• Contribution rules
• Branching strategies
• Commit message formats

If you don’t follow them, your pull request may not even be reviewed.

This taught me:

• Discipline in coding
• Respect for project conventions
• The importance of consistency

Lesson 5: Open Source Builds Confidence

My first pull request was small. But when it got merged, it felt huge.

It meant:

• My code was reviewed by real developers
• My work became part of a live project
• Other people could use something I built

That moment changed my mindset.

I stopped thinking: “I’m just a beginner.”

And started thinking: “I’m a contributor.”

Lesson 6: You Learn Faster in Real Projects

Tutorials are structured. Open source is not.

In tutorials:

• Problems are pre-defined
• Solutions are guided
• Codebases are small

In open source:

• You must find your own way
• Documentation may be incomplete
• Code can be complex and old

But this is where real learning happens.

I learned:

• Git workflows
• Debugging unfamiliar code
• Working across multiple files
• Understanding real-world architectures

How Hacktoberfest and SWOC Helped Me

Events like Hacktoberfest and SWOC gave me:

• A starting point
• Beginner-friendly issues
• A supportive environment
• Motivation to keep contributing

They helped me move from: “I want to contribute” to “I am contributing.”

Key Takeaways

• Reading code is a crucial developer skill.
• Small contributions are still valuable.
• Communication matters as much as coding.
• Following project standards is essential.
• Open source builds real confidence.
• You learn faster in real-world codebases.