Hack4Bengal 4.0

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Winner

Runner-Up

Second Runner-Up

ETHIndia

Select this track if you're building on Ethereum to be eligible for the prizes!

Ethereum Track

Best hack built on Ethereum

Major League Hacking

**Win Google Swags**

It’s time to push the boundaries of what's possible with AI using Google Gemini. Check out the Gemini API to build AI-powered apps that make your friends say WHOA. So, what can Gemini do for your hackathon project?

- Understand language like a human and build a chatbot that gives personalized advice
- Analyze info like a supercomputer and create an app that summarizes complex research papers
- Generate creative content like code, scripts, music, and more

Think of the possibilities… what will you build with the Google Gemini API this weekend?

Best use of Gemini API

**Win a M5GO IoT Starter Kit**

MongoDB Atlas takes the leading modern database and makes it accessible in the cloud! Get started with a [**$50 credit for students**](https://mlh.link/mongodb) or sign up for the [**Atlas free forever tier**](https://mlh.link/mongodb-free) (no credit card required). Along with a suite of services and functionalities, you'll have everything you need to manage all of your data, and you can get a head start with [**free resources from MongoDB University**](https://mlh.link/mongodb-university)! Build a hack using MongoDB Atlas for a chance to win an M5GO IoT Starter Kit for you and each member of your team.

Best Use of MongoDB Atlas

Core DAO

Whether you're building cutting-edge solutions in BTCfi, AI, SocialFi, DeFi, Gaming, or Web3 infra, this is your moment to launch, scale, and pitch at the global stage in Singapore. Build with Core in Hack4Bengal 4.0 and be eligible for C[ore Connect Global Buildathon](https://dorahacks.io/hackathon/core-connect-global-buildathon/detail).

Build for Core Connect Global Buildathon

Build with Core

Civic Technologies

### Overview

Leverage a simple, flexible, and fast way to integrate authentication into your applications with Civic Auth. Enable familiar sign-in options, offer optional embedded wallets, and unlock blockchain benefits for your users. You can get Auth up and running in just 5 minutes.

### Objectives

- **Integrate Civic Auth**: you can choose to integrate auth only or add on optional embedded wallets.
- **Provide a working demo**: Hosted on Vercel or a similar platform. We want to be able to interact with the app directly!
- **Tell us about your project**: Record a short video showcasing how you integrated Civic Auth in your application.
- **Provide a 1-sentence project description**: This may be used for social promotions.

### Prizes

- 1st  Team - $700
- 2nd Team - $400
- 3rd  Team - $300
- 4th Team - $200

### Judging Criteria

**Quality of Civic Auth Integration (40%)**

- Is the user experience smooth, intuitive, and frictionless?
- Was Civic Auth implemented correctly?

**Go-to-market Readiness (30%)**

- Does the app address a real-world problem or need?
- Is there a clear plan for launch and user adoption?

**Use Case (15%)**

- Is the use case creative or original?
- How well can the app be marketed?

**Presentation (15%)**

- Does the demo video clearly explain the app and its value?
- How effectively does the submission showcase the app’s benefits?

### Resources

- [Civic Auth Dashboard](https://auth.civic.com/dashboard): Start building and manage your integrations.
- [Civic Auth Documentation](https://docs.civic.com/auth): Comprehensive guidance for your integration.
- [Civic Discord](https://discord.com/invite/MWmhXauJw8): Ask questions and get support from the Civic community.

### Submission Requirements

- GitHub Repository: Include a clear, well-documented repo.
- Demo Video: Showcase your app’s integration and user experience.
- Public Visibility: Your project must be publicly viewable.
- Originality: No plagiarized content is allowed.

Authenticate with Civic Auth

1st Place

2nd Place

3rd Place

4th Place

Aptos

### Overview

The Aptos Full-Stack Challenge invites builders and innovators to develop complete decentralized applications (dApps) on the Aptos blockchain. Whether you're building tools, infrastructure, or consumer-facing apps, this is your chance to demonstrate creativity and technical excellence using the Aptos ecosystem.

### Objective

Build and submit a **complete full-stack project** leveraging the **Aptos blockchain**. Projects should showcase real-world utility, seamless integration of smart contracts (Move language), and engaging frontend/backend implementations.

### Prizes

- **USD $25** for each team that submits a qualifying full-stack project.
- **Direct Entry** into the **[Aptos Builders Residency](https://lu.ma/ct5ghfi3?tk=7AV9q2)** where we have a **prize pool of $1500**, providing mentorship, funding opportunities, and networking with leading Aptos developers and ecosystem partners.

### Judging Criteria

- **Functionality** – The dApp should work end-to-end with on-chain and off-chain components functioning seamlessly.
- **Technical Quality** – Code quality, architecture, and use of best practices.
- **Creativity & Innovation** – Unique use cases or novel applications of Aptos technology.
- **User Experience (UX/UI)** – Intuitive design, usability, and frontend polish.
- **Aptos Integration** – Depth of integration with Aptos, including smart contract usage, on-chain storage, etc.

### Resources

- [Aptos Docs](https://aptos.dev/)
- [Aptos GitHub](https://github.com/aptos-labs)

### Submission Requirements

- A fully functional full-stack dApp built on Aptos.
- GitHub repository with:
    - Frontend source code
    - Backend code (if applicable)
    - Smart contract code (in Move)
    - README with setup instructions, team info, and tech stack used
- 2–3 minute demo video explaining the project, its purpose, and how it works.


> ⚠️ *Note: This is a reward-based initiative, not a competitive ranking; all qualifying projects will be rewarded.*

Hack4Bengal 4.0

Hack4Bengal 4.0

Hack4Bengal 4.0$1,160

ETHIndia$100

Major League Hacking

Core DAO

Civic Technologies$1,600

Aptos$25

Hack4Bengal 4.0

$580 (Open): Winner

$350 (Open): Runner-Up

$230 (Open): Second Runner-Up

ETHIndia

$100: Ethereum Track

Major League Hacking

Multiple Prizes: Best use of Gemini API

Multiple Prizes: Best Use of MongoDB Atlas

Core DAO

Multiple Prizes: Build for Core Connect Global Buildathon

Civic Technologies

$1,600: Authenticate with Civic Auth

Aptos

$25: Build a full-stack project on Aptos

Hack4Bengal 4.0$1,160

ETHIndia$100

Major League Hacking

Core DAO

Civic Technologies$1,600

Aptos$25

Hack4Bengal 4.0

$580 (Open): Winner

$350 (Open): Runner-Up

$230 (Open): Second Runner-Up

ETHIndia

$100: Ethereum Track

Major League Hacking

Multiple Prizes: Best use of Gemini API

Multiple Prizes: Best Use of MongoDB Atlas

Core DAO

Multiple Prizes: Build for Core Connect Global Buildathon

Civic Technologies

$1,600: Authenticate with Civic Auth

Aptos

$25: Build a full-stack project on Aptos