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Yash K

Avid Learner • 2h

15 Side Project Ideas That Will Make You a Better Web3 Developer in 2026 1.) Onchain Data Indexer :- Index events → expose clean APIs. Signal: infra + data maturity. 2.) Smart Contract Security Playground :- Reproduce real exploits + fixes. Signal: security mindset. 3.) Account Abstraction Wallet (Minimal UX) :- Gas abstraction + recovery flows. Signal: protocol + UX thinking. 4.) DEX Analytics Dashboard :- Slippage, LP PnL, MEV visibility. Signal: economic intuition. 5.) Cross-Chain Message Visualizer :- Show how messages pass & fail. Signal: architecture awareness. 6.) Layer-2 Trust Model Comparator :- Compare rollups beyond TPS charts. Signal: systems reasoning. 7.) DAO Governance Simulator :- Voting power shifts & attack cases. Signal: incentives + governance. 8.) ZK Proof Demo (Real Flow) :- Proof generation → onchain verify. Signal: ZK beyond buzzwords. 9.) Formal Verification Case Study :- Verify one real contract + report. Signal: professional rigor.

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Yash K

Avid Learner • 2h

10.) Protocol Post-Mortem Repo :- Analyze hacks & non-hack failures. Signal: learning from reality. 11.) Gas Optimization Benchmark :- Before/after gas profiling. Signal: production readiness. 12.) Oracle Failure Simulator :- Latency, stale prices, edge cases. Signal: failure-mode thinking. 13.) Upgradeable Contract Migration Tool :- State migration without chaos. Signal: ops & reliability. 14.) MEV Strategy Explorer :- Sandwiches, arbitrage, protection. Signal: market structure knowledge. 15.) Developer Docs Rewrite :- Take bad docs → make them usable. Signal: communication + empathy. Portfolios don’t need more projects. They need better signals. 👉 Save this before choosing your next build.

Rahul Agarwal

Founder | Agentic AI... • 49m

Strong list. These ideas go beyond tutorials and actually build real protocol, security, and systems thinking. Great roadmap for anyone serious about growing as a Web3 developer in 2026.