The Privacy4Web3 Hackathon | $40,000 in prizes and $25,000 in grants!
Web3 needs privacy that is customizable, cross-chain, and easily accessible to both users and developers. Oasis is pushing the limits on what is possible with privacy in crypto with the Oasis Privacy Layer, and we want you to join us. The Privacy4Web3 hackathon is an invitation for builders to experiment and innovate with the Oasis Privacy Layer, and to build privacy-enabled applications and tooling.
Who: You! …and any crypto-native friends
Why: On-chain privacy makes Web3 possible.
Our goal is to empower and motivate developers to build and become a part of the Oasis Ecosystem. Hackathon participants will:
- Gain practical experience with Sapphire and the Oasis Privacy Layer
- Gain access to live workshops led by Oasis engineers, and additional engineering support in the hackathon channels
- Be invited to numerous events dedicated to the P4W3 hackathon, all meant to support them while building their projects
- Become a part of the Oasis community, and meet other passionate developers
- Have a chance to win prizes from a total pool of $40,000.
- Have a chance to access a grant through the Oasis Grants Program, as $25.000 USD in grants have been allocated for the hackathon.
What is the Oasis Privacy Layer?
The Oasis Privacy Layer (“OPL”) is an EVM-compatible, privacy-first sidechain that opens new frontiers for confidential smart contracts in Web3 applications on the most popular Layer 1 networks like Ethereum, BNB Chain, and Polygon.
Grants
Winners of the hackathon will have the exciting opportunity to receive a portion of an additional $25,000 worth of follow-on grants to further extend their entry. Along with the grant, they will also gain valuable benefits such as marketing support, access to developers to review their code, and a prominent presence at the next community town hall where they can showcase and discuss their project.
Chat support:
Requirements
What to Build?
A familiar EVM development environment with added confidentiality opens up a new world of opportunities for builders and Solidity developers across EVM networks.
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If you are building or updating a dApp on an EVM network (e.g. Ethereum, BNB, Polygon, etc.), please join the hackathon as adding privacy with OPL might help improve your product/user experience.
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If you’re interested in building a brand new privacy-enabled dApp on Sapphire, or use Sapphire to enable scalable off-chain privacy, you’re also welcome to join.
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You want to contribute to documentation and standards? We got you covered as well.
What to Submit?
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Demo video up to 3 minutes long
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A text description explaining the features and functionality of your submission
- An open source Github repository with a complete README
- A way to test the project - link to the app or testing instructions
- Complete submission form by the final deadline
Prizes
$40,000 in prizes
Prizes paid in cryptocurrency
Best app on Sapphire 1st place
1st place - $4000 in cryptocurrency and $1000 in Cyberscope audit vouchers
Build natively on Sapphire and use features like private storage, the RNG, encryption & signing.
Best app on Sapphire 2nd place
$3000 in cryptocurrency and $1000 in Cyberscope audit vouchers
Build natively on Sapphire and use features like private storage, the RNG, encryption & signing.
Best app on Sapphire 3rd place
$2000 in cryptocurrency and $1000 in Cyberscope audit vouchers
Build natively on Sapphire and use features like private storage, the RNG, encryption & signing.
Best app that uses the Oasis Privacy Layer 1st place
1st place - $4000 in cryptocurrency and $1000 in Cyberscope audit vouchers
Use OPL to add privacy to a new or existing DApp, to enhance data security and protect users.
Best app that uses the Oasis Privacy Layer 2nd place
2nd place - $3000 in cryptocurrency and $1000 in Cyberscope audit vouchers
Use OPL to add privacy to a new or existing DApp, to enhance data security and protect users.
Best app that uses the Oasis Privacy Layer 3rd place
3rd place - $2000 in cryptocurrency and $1000 in Cyberscope audit vouchers Use OPL to add privacy to a new or existing DApp, to enhance data security and protect users.
Best use of Sapphire for scalable privacy 1st place
1st place - $4000 in cryptocurrency and $1000 in Cyberscope audit vouchers
This includes layered approaches such as ZK, MPC, TEE and integration/bridges to other networks.
Best use of Sapphire for scalable privacy 2nd place
2nd place - $3000 in cryptocurrency and $1000 in Cyberscope audit vouchers
This includes layered approaches such as ZK, MPC, TEE and integration/bridges to other networks.
Best use of Sapphire for scalable privacy 3rd place
3rd place - $2000 in cryptocurrency and $1000 in Cyberscope audit vouchers This includes layered approaches such as ZK, MPC, TEE and integration/bridges to other networks.
Tutorials & Standards
(3)
Up to $3000 paid in cryptocurrency
Establish best practices for OPL, privacy or confidential contracts. Show us how it's done best!
Tutorials & Standards
$1000 in Cyberscope audit vouchers
Establish best practices for OPL, privacy or confidential contracts. Show us how it's done best!
Devpost Achievements
Submitting to this hackathon could earn you:
Judges

Matevž Jekovec
Software Engineer

Harry Roberts
Technical Product Manager (Sapphire/OPL)

William Wendt
Ecosystem Growth Manager

Matej Janež
Business Development Manager

Diana Magerie
Events Lead

Nick Hynes
Ecosystem Growth Advisor
Judging Criteria
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Implementation Quality
Does the project demonstrate high-quality development: clean, efficient and safe code, tests, documentation, usage of the version control system? -
Potential Impact
How large an impact could the project have? How many users could the project potentially attract? -
Confidentiality
How well does the dApp utilize the unique capabilities of OPL and/or Oasis confidential ParaTimes? Could it be implemented on a non-confidential blockchain? What about other confidential blockchains? -
Innovation
Does it solve a problem in a creative and unique way? -
User Experience
Does the project’s design make the user experience seamless? -
Originality
Includes creativity of the project. How unique is the project and was it well thought out?
Questions? Email the hackathon manager
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