Major League Hacking 2026 Hackathon Season

CrimsonCode  2026

February 21-22, 2026 • Pullman, WA
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A 24-hour hackathon hosted by the Association for Computing Machinery (ACM) at Washington State University.

Innovate. Collaborate. Create.

CrimsonCode is Washington State University's premier 24-hour hackathon. We bring together hundreds of students from across the country to build amazing projects, learn new skills, and connect with industry leaders. Whether you're a first-time hacker or a seasoned pro, CrimsonCode is the place to turn your ideas into reality.

24 Hours

Non-stop hacking

250+

Hackers & Creators

$2,500+

In prizes & awards

Choose Your Track

Whether you're just starting out or you're a seasoned coder, we have a path designed for you to succeed.

Foundational

Pre-CPTS 223 (or equivalent)

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Foundational Track

Pre-CPTS 223 (or equivalent)

Perfect for those who haven't taken an advanced data structures course (like CPTS 223). This track helps you learn fundamentals, build your first project, and connect with mentors. No prior hackathon experience is needed—just a willingness to learn.

  • Compete for prizes against people similar to you in terms of proficiency.
  • Dedicated mentors to help you get started and overcome challenges.
  • Network with sponsors' senior engineers and recruiters.
  • A welcoming environment focused on collaboration and learning.

Advanced

CPTS 223+ (or equivalent)

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Advanced Track

CPTS 223+ (or equivalent)

For students who have completed an advanced data structures course (like CPTS 223). This track is for experienced hackers who want to tackle complex challenges, utilize cutting-edge technology, and compete for the grand prize.

  • Tackle challenging prompts with advanced APIs and datasets.
  • Network with sponsors' senior engineers and recruiters.
  • Utilize more advanced tools like WSU's supercomputers.

Frequently Asked Questions

A hackathon is a 24-hour sprint-like event where computer programmers and others involved in software development, including graphic designers, interface designers, project managers, and others, collaborate intensively on software projects and present their projects to judges at the end of the 24 hours to compete for prizes.

Any current university student, from any major, is welcome to attend! Whether you're a seasoned coder or a complete beginner, there's a place for you at CrimsonCode. We also welcome high school students! (Note: If you're a high school student, you will still be placed in the foundational track with other freshmen and sophomores.)

Yes! Thanks to our amazing sponsors, attendance, food, drinks, and swag are all completely free for accepted hackers.

No problem! We'll have dedicated team formation events at the beginning of the hackathon. You can also connect with other hackers on our Discord server beforehand.

You'll need your laptop, chargers, a backpack, and any other hardware you plan to use. We also recommend a sleeping bag and toiletries for comfort.

Yes. All attendees, sponsors, partners, volunteers and staff at our hackathon are required to agree with the MLH Code of Conduct. We are dedicated to providing a safe and comfortable environment for everyone.

Teams can consist of 1 to 4 members. We'll have team formation events at the beginning of the hackathon if you're looking for teammates!

All projects must be started from scratch at the event. You cannot work on, copy, or iterate on past projects. Using your own pre-built APIs, libraries, or third-party services is allowed and encouraged!

Yes, CrimsonCode 2026 is an in-person only event held on the Washington State University campus in Pullman, WA. We believe the best hackathon experience comes from the energy and collaboration of being together in one physical space!

Our Sponsors

CrimsonCode is made possible by the generous support of our industry partners.

Event Schedule

The official schedule is being finalized and is subject to change. Stay tuned for the full announcement!

Saturday

February 21

9:00 AM

Check-in & Breakfast

Doors open! Grab some breakfast, coffee, and swag.

10:00 AM

Opening Ceremony

Kick-off presentations and keynote speakers.

11:00 AM

Hacking Begins!

Let the coding commence! Find your team and start building.

1:00 PM

Lunch

Refuel with a delicious lunch.

3:00 PM

Workshop: Intro to React

Learn the fundamentals of building web apps with React.

7:00 PM

Dinner

Time for dinner.

10:00 PM

Midnight Snack

Keep the energy high with some late-night snacks.

Sunday

February 22

8:00 AM

Breakfast

Good morning! Breakfast is served.

11:00 AM

Hacking Ends

Pencils down! Submit your projects.

11:30 AM

Project Expo & Judging

Show off what you built to judges and fellow hackers.

1.30 PM

Lunch

Final meal of the hackathon.

2:30 PM

Closing Ceremony & Awards

Find out who won the top prizes!

4:00 PM

Event Ends

See you next year!

Full Schedule Coming Soon

Check back for detailed event times and workshops!