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Lymah4d ago • 5 min read
Transfer Fees, Metadata, and Soulbound Tokens: A Tour of Solana Token Extensions
I spent the past week building tokens on Solana. Not wrapping existing ones, not swapping — actually...
#100daysofsolana#web3#blockchain#solana
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Ben Greenberg8h ago • 6 min read
An AI agent that pays for its own API calls on AWS
I built a small AWS Bedrock AgentCore agent that pays for a paywalled API with real USDC on Arbitrum...
#aws#ai#web3#webdev
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Vincent Jande50m ago • 8 min read
Fungible and Non-Fungible Tokens on Solana: Same System, Different Rules
If you have been following the 100 Days of Solana challenges, you have already worked with tokens......
#100daysofsolana#web3#learning#programming
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Kode-n-Rolla4d ago • 3 min read
How Building `shuka` Helped Me Stay Consistent
This is a submission for the GitHub Finish-Up-A-Thon Challenge Intro Hello 👋 I am...
#devchallenge#githubchallenge#rust#web3
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Mayukha Vadari2h ago • 8 min read
Inside the XRPL AI Red Team: What We've Found and Fixed
Back in March, we announced that Ripple was standing up a dedicated AI-assisted red team to...
#xrp#xrpl#web3#blockchain
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Olena 4d ago • 3 min read
A .NET Dinosaur in Web3. Day 11-12. Two projects, One Stack and What’s Next
A .NET Dinosaur in Web3 — Days 11–12: Two Projects, One Stack, and What's Next While...
#web3#blockchain#smartcontract#ethereum
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Olena 1d ago • 6 min read
A .NET Dinosaur in Web3. Day 15 - DAO Voting
🗳️ Challenge Day 3 of 7: Arrays, Mappings, and the Gas Limit Trap Day 3 was about storage design —...
#web3#ethereum#solidity#blockchain
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Obinna Duru6d ago • 8 min read
Smart Contracts Demand Better Infrastructure: Building on contract.dev
When you first start writing smart contracts on the EVM chains, your journey usually begins in Remix...
#web3#testing#solidity#smartcontract
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Olena 2d ago • 5 min read
A .NET Dinosaur in Web3. Day 14 — Pull Pattern vs Dangerous Push Payments
🧐 Challenge Day 2 of 7: Why Push Payments Will Ruin Your dApp (Pull-over-Push &...
#web3#ethereum#blockchain#solidity
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Olena 3d ago • 5 min read
A .NET Dinosaur in Web3. Day 13 — Access Control
🆕 New Challenge. Day 1 of 7: Access Control & Vault Management After building two MVPs around....
#web3#ethereum#blockchain#smartcontract
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Olena 6d ago • 4 min read
A .NET Dinosaur in Web3. Day 9–10 — MVP of WishList Chain
"It's alive!!! It's alive!!!" Days 9 and 10 were about infrastructure — building the bridge between...
#devjournal#nextjs#showdev#web3
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Wilson2d ago • 8 min read
Zero-Knowledge Proofs Crossed the Production Chasm in 2026 — Here's the Technical Evidence
Zero-Knowledge Proofs Crossed the Production Chasm in 2026 — Here's the Technical...
#web3#zeroknowledge#blockchain#crypto
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Gopichand5d ago • 4 min read
Transfer Fees, Metadata, and Soulbound Tokens: A Tour of Solana Token Extensions
I spent the last five days building tokens on Solana — and it completely changed how I think about.....
#100daysofsolana#blockchain#web3#beginners
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Niomi Langaliya5d ago • 9 min read
What If a Supplier Could Prove They Qualify For a Deal Without Showing You Their Cards?
A practical walkthrough of H2Ledger: a green hydrogen credit marketplace that uses zero-knowledge pr...
#blockchain#web3#smartcontracts#zkp
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soma ryuu4d ago • 4 min read
MetaMask Had 30 Million Users and Still Lost the UX War. Here's the Autopsy.
MetaMask was first, biggest, and most funded. It still lost the interface war. The reason is not tec...
#web3#ux#design#crypto
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VaultKeepR4d ago • 8 min read
Solana Passkey Wallet: Replacing Seed Phrases with SIMD-0075
Solana Passkey Wallet: Replacing Seed Phrases with SIMD-0075 The perennial developer...
#solana#web3#security#cryptography
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Dennis Kim2d ago • 12 min read
KelpDAO LayerZero Bridge Hack — A Sophisticated Attack on the Single Point of Failure in Off-Chain Verification Infrastructure
id CTI-2026-0528-KELPDAO title KelpDAO LayerZero Bridge Hack — A Sophisticated Attack on the...
#cybersecurity#security#web3#northkorea
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NOVAInetwork3d ago • 5 min read
Why I Think the Next Big Blockchains Will Be Built Around AI, Not With AI on Top
I am 18 and I have been building an L1 blockchain from scratch in Rust since December 2025. 104,000....
#ai#opensource#blockchain#web3
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soma ryuu5d ago • 4 min read
DeFi Dashboards Should Show Consequence, Not Just Data
Most DeFi dashboards show numbers. Better ones explain what those numbers mean for the user's next d...
#defi#web3#ux#design
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VaultKeepR2d ago • 6 min read
Clear Signing: The End of Blind Signing Attacks on Ethereum
The largest crypto theft in history, a $1.5 billion drain from Bybit's Ethereum cold wallet, wasn't ...
#ethereum#security#smartcontracts#web3
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Dennis Kim2d ago • 7 min read
Cryptojacking Abusing AI Chatbot Recommendations — A New Delivery Vector Beyond Search Poisoning
id CTI-2026-0527-AICRYPTOJACK title Cryptojacking Abusing AI Chatbot Recommendations — A New...
#cybersecurity#security#cryptocurrency#web3
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Tobi Ayinmiro4d ago • 3 min read
Creating My First Token on Solana Devnet as a Web2 Developer
As a web developer, I’m used to building systems where currencies, rewards, and balances live inside...
#solana#web3#blockchain#beginners
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Samuel Akoji5d ago • 2 min read
Solana Stores Bytes, Not JSON. Here's What That Actually Means
I spent weeks reading Solana accounts through explorers and RPC calls, seeing nicely formatted data....
#100daysofsolana#web3#learning#solana
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NIRANJAN LAMICHHANE2d ago • 2 min read
Solana Transactions: not just a “request/response” ,but “atomic on-chain state changes”
In web2 , our rest api call are confined with just request and response framework . In web3 , for...
#solana#blockchain#web3#100daysofsolana
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