100% 線上

Feb 1–28, 2026

Starknet Hackathon Re{define}

build privacy solutions by scaling bitcoin

支持方

 Total Prize Pool 

$26,500 total

$21,000 USD in STRK + $5,500 in-kind (non-cash)

 Per Track (Monetary) 

Bitcoin

$9,675 USD

paid in STRK tokens

+ $5,500 Xverse in‑kind

API plans & mentorship

Privacy

$9,675 USD

paid in STRK tokens

Open

$2,150 USD

paid in STRK tokens

提交開始

天

小時

分鐘

秒

提交結束

天

小時

分鐘

秒

在 DoraHacks 報名加入 Telegram 群

參賽流程

Jan 19

註冊

在 DoraHacks 報名

Feb 1

開始構建

Hacking 階段開始

Feb 1-28

構建與迭代

4 週 Hacking 時間

Feb 28

提交

截止時間 23:59 UTC

Mar 15

公布獲獎者

結果與獎金

獎金賽道

Tracks & prizes

Every track includes real project ideas for hackers, collected by Starknet Foundation, StarkWare experts, and ecosystem partners. Total prizes up to $27,000 ($21,500 USD + $5,500 in-kind) — view the full breakdown on DoraHacks.

隱私賽道

$9,675

使用 STARK、零知識證明和機密交易在 Starknet 上構建隱私應用。

Curated hacker ideas

HACKER IDEAS AND PRIZE NOTES +

PRIZES

$9,675 USD

paid in STRK tokens

$9,675 USD value, paid in STRK tokens. Awarded to the top privacy-preserving projects based on impact and technical depth.

SEE PRIZE BREAKDOWN

 ZK PROTOCOL IMPLEMENTATIONS + 

Implement Semaphore on Starknet

Port the Semaphore protocol to Cairo for anonymous group membership and signaling.

Build Cairo verifiers for Sigma protocols

Implement zero-knowledge Sigma protocol verifiers in Cairo.

Mental Poker implementation

Provable card shuffles under encryption, foundation for hidden-info games.

Anonymous credentials system

Prove attributes (age, membership) without revealing identity.

 GAMES WITH PRIVATE STATE + 

Poker / card game with hidden hands

Players cannot see each other cards, provably fair.

Strategy game with fog of war

Hidden game state between players.

Liar's poker or bluffing games

Games where lying is part of the mechanic, privacy enables fair play.

 PRIVATE DEFI & COMMERCE + 

Sealed-bid auction

Hidden bids until reveal, prevents front-running and bid manipulation.

Dark pool / private orderbook

Hide trade intent from front-runners, MEV protection.

Private prediction market

Hidden positions until market resolution.

 PRIVATE GOVERNANCE + 

Private voting system

Hide votes until tally, prove eligibility without revealing identity.

 CONFIDENTIAL TRANSACTIONS + 

Private payment app using Tongo

Confidential ERC20 transfers using ElGamal encryption and ZK proofs.

Shielded wallet UI

Deposit/withdraw/transfer flows using StarkWare SDK.

Privacy-first DeFi frontend

Private swaps, lending UIs.

 ZK PROOF VERIFICATION + 

Verify Noir proofs on Starknet

Build a ZK app in Noir, deploy verifier using Garaga.

Verify Circom/Groth16 proofs on Starknet

Port existing Circom circuits to Starknet verification.

 ONBOARDING AND IDENTITY + 

ZK social login dApp using Sumo Login

Onboard users with JWT proofs, no seed phrases.

比特幣賽道

$9,675 + $5,500 in-kind

利用 Starknet 的安全性構建 BTC 原生 DeFi。

Curated hacker ideas

HACKER IDEAS AND PRIZE NOTES +

PRIZES

$9,675 USD

paid in STRK tokens

+ $5,500 in-kind

$9,675 USD value, paid in STRK tokens + $5,500 in-kind Xverse API prizes (Pro Plan subscriptions, Bitcoin RPC access, and mentorship for the top 3 projects using Xverse).

SEE PRIZE BREAKDOWN

 YIELD & VAULTS + 

BTC yield vault

Intake BTC wrapper, borrow against it, deploy into stables, return yield.

Tokenized BTC yield representation

Create a token representing yield-bearing BTC position.

Vault curator/manager system

Curate and manage BTC vault strategies.

Leverage looping for BTC

Automated leverage strategies for BTC holders.

 PRIVATE BTC DEFI + 

Private BTC swap

Trade BTC without revealing amounts.

Private lending with BTC collateral

Borrow stables against BTC privately.

Private yield on BTC

Earn yield without revealing position size.

Private yield on stables

Earn yield on USDC privately.

 BTC PRIMITIVES + 

BTC-backed CDP

Mint stablecoins against BTC collateral.

BTC DCA (Dollar Cost Average) tool

Automated BTC purchases on Starknet.

BTC staking interface

Stake wrapped BTC and earn STRK.

 INFRASTRUCTURE + 

Cross-chain BTC bridge UI

Improved UX for bridging BTC to Starknet.

開放賽道

$2,150

在 Starknet 上構建任何創新產品。遊戲、社交、支付——用真實用例給我們驚喜。

Curated hacker ideas

HACKER IDEAS AND PRIZE NOTES +

PRIZES

$2,150 USD

paid in STRK tokens

$2,150 USD value, paid in STRK tokens. Awarded to the best open-track project. Build anything on Starknet that impresses the judges.

SEE PRIZE BREAKDOWN

 IDEA SPARKS + 

遊戲

社交應用

支付

消費應用

RWA

身份/聲譽

開發者工具

快速參考

所有創意一覽

所有精選黑客創意一頁呈現。各賽道詳情見上方或創意頁。

隱私賽道

· Implement Semaphore on Starknet
· Build Cairo verifiers for Sigma protocols
· Mental Poker implementation
· Anonymous credentials system
· Poker / card game with hidden hands
· Strategy game with fog of war
· Liar's poker or bluffing games
· Sealed-bid auction
· Dark pool / private orderbook
· Private prediction market
· Private voting system
· Private payment app using Tongo
· Shielded wallet UI
· Privacy-first DeFi frontend
· Verify Noir proofs on Starknet
· Verify Circom/Groth16 proofs on Starknet
· ZK social login dApp using Sumo Login

比特幣賽道

· BTC yield vault
· Tokenized BTC yield representation
· Vault curator/manager system
· Leverage looping for BTC
· Private BTC swap
· Private lending with BTC collateral
· Private yield on BTC
· Private yield on stables
· BTC-backed CDP
· BTC DCA (Dollar Cost Average) tool
· BTC staking interface
· Cross-chain BTC bridge UI

開放賽道

· 遊戲
· 社交應用
· 支付
· 消費應用
· RWA
· 身份/聲譽
· 開發者工具

查看完整創意頁

社交口碑

建造者都愛 Starknet 黑客松

黑客們喜歡我們黑客松的地方。

100% 線上高達 $21.5K 獎金面向所有人 Grant 通道

12+

已資助團隊

已上線專案

500+

已支持 Builders

Midatopay Team

Re{solve} 獲勝者 → $25K 種子資助 → SNF 加速器

"參加黑客松是一次很棒的經歷——它讓我們驗證了一個真實的想法，在短時間內學到了很多，並與優秀的建造者建立了聯繫。"

ChipiPay Team

2025 冬季獲勝者 → 成長資助獲得者

"挑戰自己並參與。你培養競爭精神，與一群優秀的開發者共度時光，學會快速構建並解決現實問題。"

Starkflow Team

Re{solve} 建造者

"Starknet 展示了在專為現實世界效能設計的基礎設施上構建的可能性。原生行動 SDK 支持和內建擴展能力起到了關鍵作用。"

David

zkbadge，Re{solve} 獲勝者

"這次活動極大地擴展了我對 Starknet 架構和工具的理解。獲勝非常令人滿意——在尖端基礎設施上開發可行的解決方案。"

Troves.fi AI Team

Re{solve} 獲勝者

"我加入是為了實驗和突破極限，但離開時收穫遠超預期——真正的學習、出色的回饋和令人驚嘆的建造者社群。獲勝感覺超現實。"

快速開始

Resources and tooling

Start with the essentials, then go deeper with verified docs, SDKs, and support channels.

Developers

Starknet Academy

完成 Cairo 與 Starknet 基礎課程

Free · Beginner-friendly · Available now

Visit Academy

Founders

Founder Basecamp

From idea to investor-ready pitch — watch at your own pace

Free · Bite-sized videos · Available now

Watch Playlist

即將推出

Starknet 上的比特幣

構建無信任 BTC 橋和 OP_CAT 應用

即將推出

隱私開發

掌握 ZK 證明與機密交易

Docs & tools index

Find what you need fast

Curated and verified by Starknet Foundation, StarkWare, and ecosystem partners.

 Core Documentation + 

Starknet Docs

Official Starknet developer documentation.

Cairo Book

Comprehensive Cairo language guide.

 OpenZeppelin Resources + 

OpenZeppelin Cairo Contracts

Battle-tested ERC20, ERC721, access control.

OpenZeppelin Cairo Docs

Full documentation.

Contracts Wizard for Cairo

Interactive smart contract generator.

 Privacy Tools + 

Starknet Privacy Toolkit

End-to-end reference: Tongo private donations + Noir/Garaga verified donor badges.

Tongo SDK - Quick Start

Confidential payments SDK by FAT Solutions.

Tongo Protocol Intro

How Tongo works (ElGamal + ZK).

Sumo Login

ZK social login for Starknet.

Sumo Login Website

Live demo and info.

Garaga Documentation

Verify Noir/Circom proofs on Starknet.

Garaga npm package

TypeScript SDK for Garaga.

scaffold-garaga

Noir + Garaga + Starknet starter template.

Semaphore Protocol

ZK anonymous signaling protocol (reference implementation).

Semaphore Docs

Technical documentation for Semaphore.

Semaphore Learn

Introduction to anonymous interactions.

 Bitcoin and DeFi Tools + 

LayerSwap Starknet Docs

LayerSwap Starknet integration documentation.

Atomiq Docs

Atomiq documentation for Bitcoin to Starknet bridge.

Garden Docs Quickstart

Garden SDK quickstart for bridging Bitcoin.

Vesu Developer Docs

Starknet's lending protocol documentation.

Vesu Getting Started

Start building on Vesu.

Vesu Contract Addresses

Deployed contract addresses.

Starknet Bitcoin DeFi

Overview of BTC DeFi on Starknet.

Starknet Staking

BTC and STRK staking guide.

Xverse Starknet Bridge

Bridge BTC to Starknet tutorial.

Xverse Starknet Wallet

BTC + Starknet wallet.

Ekubo Docs

Official Ekubo protocol and integration documentation.

 Development Frameworks + 

Scaffold-Stark

Starter template for Starknet dApps.

Scaffold-Stark Docs

Official documentation and guides.

StarknetKit

Wallet connection toolkit.

 Workshops (Video) + 

Privacy Preserving Apps Workshop

Re{solve} hackathon workshop.

ZK-SNARK Verification Workshop

Circom and Noir on Starknet.

 Community and Support + 

專家指導

導師和評委

更多導師和評委即將公布

Omar Espejel

開發者倡導者

Starknet Foundation

Starknet Foundation技術開發者倡導者，專注隱私技術和Monero <-> Starknet原子交換。黑客松負責人——有問題或建議請聯繫Omar Espejel；前StarkWare和Hugging Face AI工程師。

Henri

生態負責人

Starknet Foundation

Starknet Foundation生態負責人，對生態需求和進展有360度全面視角。區塊鏈治理、ZK證明、validity rollups和BTCFi整合（如tBTC vaults）專家。

Akash Neelesh

生態經理

StarkWare

StarkWare生態經理，提供Cairo實操支援和ZK證明優化。幫助團隊發布更強的DeFi、遊戲和BTCFi應用。

Benjamin Sturisky

增長團隊，DeFi 專家

Starknet Foundation

Starknet Foundation增長團隊負責人和DeFi專家，專注激勵、代幣經濟學和加密基礎設施。指導專案走向可持續經濟模型。

Teddy

隱私負責人，產品團隊

Starknet Foundation

Starknet Foundation產品團隊隱私負責人，構建核心隱私工具。機密計算專家，賦能私密支付和ZK應用。

Adrien Lacombe

比特幣負責人，產品團隊

Starknet Foundation

Starknet Foundation產品團隊比特幣負責人，專注BTC整合和流動性橋接。負責無信任質押、BTCFi應用和ZK擴展。

Jonathan Chang

任何人都可以！個人開發者或最多 5 人團隊均可。無地域限制，歡迎所有程度。

需要會 Cairo 嗎？

無需具備即可開始。我們提供 Starknet Academy 學習資源。此外，ChatGPT、Cursor、Claude 等 AI 工具讓編寫高品質 Cairo 程式碼變得極其簡單。

獲勝者會怎樣？

獲勝者可以申請 Starknet Foundation 最高 $25K 的種子資助。持續成長的專案可能有資格獲得額外的成長資助。

是否完全線上？

是的。按自己的節奏構建。請在 2026 年 2 月 28 日前在 DoraHacks 提交。

如何提交專案？

所有提交透過 DoraHacks：包含 GitHub 倉庫、演示影片（≤3分鐘）與 Starknet 部署連結。截止時間：2026年2月28日 23:59 UTC。

開發過程中有問題怎麼辦？

加入我們的 Telegram 群組 (t.me/+-5zNW47GSdQ1ZDkx) 並在那裡提問。我們的導師和社群隨時準備幫助您！

獎金如何發放？

以 STRK 代幣支付，60 天內完成。重要提示：如無專案達標，贊助商可發放 $0 獎金。稅務自理，詳見 DoraHacks 規則。

準備好開始構建了嗎？

加入 2026 Bitcoin & Privacy 黑客松。4 週。最高 $21,500 獎金。

在 DoraHacks 報名 →

2026年2月1日–2月28日 · 全程線上

立即註冊