Please note, not all challenges are submitted on Devpost. If you don't see the challenge you're submitting for here, check the live site and your inbox to see where you should claim your points. 

What is Local Hack Day: Build 2022?

Local Hack Day: Build is your opportunity to spend a week focused on creating and developing the projects you’ve always wanted to tackle. In accepting this quest, you are in for an adventure featuring workshops, fun mini-events, challenges, panels, and more. These will help you to earn experience points no matter what level of hacking you are at, whether it’s writing your first lines of code or creating a multi-faceted project.

We will be bringing back all of your favorite features from Local Hack Day Learn, Build, and Share 2021 like challenges, live technical sessions with MLHers, mini-events galore, and some cool content from our partners! Here’s a sneak peek:

  • Beginner-friendly workshops

  • Challenges for all difficulty levels and all topics such as design, social, technical, entrepreneurial

  • Hacker-run guilds

  • Talks from friends of MLH and our partners

  • Live sessions run by MLHers

  • And maybe an appearance from Totally Not Ryan (TNR)

Can I get swag at this event?

Yes, of course! LHD: Build will feature some amazing 2022 Hackathon Season swag…you’ll have to participate to find out exactly what you’re getting! 

What is a Guild? How can I be a part of it?

One of the best parts of our community is that it allows people to meet and make connections with others, regardless of where you live. guilds are smaller communities within Major League Hacking. Whether you come in with a guild or not, you won’t be hacking alone. 

Who organized Local Hack Day?

Local Hack Day is organized by Major League Hacking (MLH). It is our mission to empower hackers worldwide by providing them with the tools, resources, and opportunities they need to succeed. 


Your challenge submission must be completed within the submission period.

When relevent, your code must be available in some sort of public repository. 

If you're continuing work on an old project, you MUST specify in your Devpost what was worked on 1) before this day one of Local Hack Day: Build 2022 and 2) during day day of Local Hack Day: Build 2022.  

Hackathon Sponsors


Build a discord bot

Yesterday we challenged you to create a twitter bot. Today we want you to try out creating your very own discord bot. Your bot could tell jokes, play music, schedule events, or anything else you want! Share it with us on the Day 5 Devpost.

Build a text-based adventure hack

Enjoy playing text-based adventure games? Try creating your own! Share it with us on Discord so the community can play along. The last step in your adventure should be posting on the Day 5 Devpost.

Use a database

Databases are everywhere! Implement one into a new or existing project in any way you’d like. Submit on the Day 5 Devpost.

Write a script to sort a list

Tackle this classic computer science project in any fashion you’d like. You don’t need to sort the list of Devposts, though - here’s a link to the Day 5 one.

Build a connect four game

Tackle this classic board game with tech! Create your own version or a simulator of connect four. Don’t forget to connect it to our Day 5 Devpost.

Write a script to find the distance between two cities

Need to quickly find how far away something is? Write a script to solve it! The Day 5 devpost isn’t far away, it’s here!

Create a Random Number Generator

Many languages contain classes that allow for the functionality of a random number generator, but we want you to create your own method that does this. Don’t pick a random Devpost to submit to, submit your hack on our Day 5 Devpost!

Explore Hardware (Emulators Welcome!)

Whether or not you have hardware at home, we want you to explore a hardware hack. Check out an emulator or use hardware you have around your house. Don’t forget to submit on Day 5 Devpost.

Create a DeSo profile and use the API to make a post.

DeSo is a great way to build social networks powered by blockchain technology! Create an account on Diamond App [ ] and dig into the DeSo API documentation here [ ]. Additionally, we’ve provided sample code for an example user post and DeSo frontend to help you complete this challenge. You can do this all on the DeSo testnet free of cost and submit your project to our day-of Devpost to get points!

Deepgram's Accessibility Challenge

Build better voice applications with faster, more accurate transcription with our Speech Recognition API. To complete this challenge, build a project which transcribes audio or video from any online platform (other than YouTube). Sign up at [ ], and our YouTube post can be found at

Build and Deploy your own Focalboard Instance on Linode

Focalboard is an open-source Trello alternative! You can get started for free by signing up for $100 worth of Linode credits [] and following along with this tutorial [ ] to get your Focalboard up and running. Share your project with us on our day-of Devpost

Devpost Achievements

Submitting to this hackathon could earn you:


Major League Hacking

Major League Hacking

Judging Criteria

  • None
    Local Hack Day: Build is about celebrating our love for learning. Instead of judging projects and awarding prizes, we are giving out points to hackers who complete these challenges.

Questions? Email the hackathon manager

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