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🔥 30-Day Solidity Mastery Challenge

🚀 One Smart Contract or Dev Task Every Day – From Zero to Smart Contract Hero

This repository is one of the best beginner-friendly Solidity learning resources on GitHub.
It contains 20 real-world smart contract projects featuring Foundry testing, access control, and deployment practice.

Whether you're a beginner learning Solidity or an intermediate developer sharpening your Foundry testing skills,
this repo provides hands-on examples, explanations, and code you can clone, test, and extend.

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🟢 New to Solidity?
👉 Start Here – Beginner Guide

⚠ Note: This repository documents my personal 30 Days Solidity Challenge. The code reflects daily learning progress and is not open for pull requests. However, feedback or learning discussions are always welcome via Issues or DMs.

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“I believe mastery comes through consistency — and I’m here to prove it.” — Michealking 👑

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📅 Challenge Structure

Phase	Focus Area	Description
Day 1–20	🛠 Smart Contract Builds	20 beginner-to-intermediate projects
Day 21–30	🧪 Foundry Testing & Deployment	Refactor, test, and deploy 15 contracts

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📅 Project Directory (30 Days of Solidity Challenge)

Day	Project Name	Link
001	🧍‍♂ UserStorage	View
002	✍ QuoteVault	View
003	💭 DreamVault	View
004	📝 TodoList	View
005	✅ WhiteList	View
006	💰 SimpleBank	View
007	💖 DonationVault	View
008	🛂 BasicKYC	View
009	🗳 VotingApp	View
010	🔐 OwnershipManager	View
011	💡 ProjectIdeaStorage	View
012	📕 ContactBook	View
013	🧾 NFTVault	View
014	🧑‍🤝‍🧑 ReferralSystem	View
015	🔐 WalletGuard	View
016	🗳 DecentralizedPoll	View
017	📧EmailRegistry	View
018	👨‍🎓StudentRecordSystem	View
019	🛒 SimpleAuction	View
020	⛽ GasSaverApp	View

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🧱 Progress: 20 / 20 projects completed

Day 21–30: Solidity Mastery Challenge — Refactored, Tested, Deployed

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📂 Folder Structure

Each folder represents a new challenge or skill milestone.
Follow along as I grow into a solid Web3 backend (smart contract) developer.

Day001-UserStorage/ ├── UserStorage.sol └── README.md

Day006-SimpleBank/ ├── SimpleBank.sol └── README.md

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📦 What You’ll Find Inside

• 💡 Beginner-friendly Solidity projects
• ✅ Daily commits showing consistent growth
• ✍ Clean code with comments explaining logic
• 🧪 Foundry tests coming in Phase 2 (Day 21–30)
• 📚 Project-specific READMEs for every build

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🛠 Tools Used

• Solidity ^0.8.18
• Remix IDE + VS Code
• Git + GitHub (SSH)
• Foundry (Phase 2)

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How to Run Locally

git clone https://github.com/BuildsWithKing/30-days-solidity-challenge.git
cd 30-days-solidity-challenge

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🧠 Why This Matters

This challenge is more than just code.
It’s about consistency, clarity, and building real-world experience in the Web3 space.

I'm not just building smart contracts —
I'm building a dev portfolio, a teaching asset, and a life of purpose. ⚡

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💬 Want to Follow My Journey?

📡 Twitter/X – @BuildsWithKing

💬 LinkendIn – Michealking _BuildsWithKing

🌍 Website – https://buildswithking.vercel.app

🧠 GitHub Profile – https://github.com/BuildsWithKing

Let’s connect and grow in public!

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🙏 Cloned This Repo?

Kindly give credit or leave a star ⭐ Let's grow together.