Arc 7 Catch-Up: Building NFTs from First Principles
Arc 7 of 100 Days of Solana was about building NFTs from first principles. Instead of starting with marketplaces, profile pictures, or NFT culture, th…
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Three Token-2022 Mints in One Week: Fees, Yield, and Soulbound
If you come from Web2, you probably think of a token as a number in a database that moves around when people transact. On Solana, the original SPL Tok…
The Rust You Actually Need to Write Your First Anchor Program
If you have made it this far in 100 Days of Solana, you have been working in JavaScript and on the command line. You have been calling RPC methods, bu…
Three Token-2022 Mints in One Week: Fees, Yield, and Soul-Bound
If you have built middleware in Web2, you already understand Token-2022 extensions. The old SPL token program is like a plain Express router. Token-20…
Solana Transactions Aren't API Calls .. So what are they?
As a backend developer, I came into Solana thinking transactions were basically API requests. You send some data, the network processes it, and you ge…
Solana NFTs Without Metaplex: What I Learned Building with Token Extensions published: true
Before this week I thought you needed Metaplex to build a real Solana NFT. It turns out you can mint a full NFT, stamp metadata directly onto it, grou…
What I Learned Building NFTs on Solana with Token Extensions
Before this week, NFTs on Solana weren't new to me. I've previously worked with Programmable NFTs ( pNFTs ) and even built projects that integrate the…
Solana Accounts for Web2 Developers (You Already Understand Files)
I spent the past month building on Solana. Sent transfers. Decoded raw bytes. Inspected accounts until my terminal turned into a wall of hex. Along th…
Soulbound Credentials on Solana: Building Revocable Tokens with Non-Transferable + Permanent Delegate
I spent 7 days learning Solana token extensions. Here's what clicked, what surprised me, and the code you need to build tokens that can't be traded bu…
Anatomy of a Solana Transaction: Following Every Step from Creation to Finalization
Over the past few days, I've been learning Solana transactions by doing what every developer eventually does: building things, breaking them, and tryi…
Identity in Web3
Unlike in case of Web2 ,Web3 enables self-soverign identity (SSI) model which allows users to control their digital identity. Users in web3 can decide…
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. You created mints, set up token accounts, transferr…
Solana Transactions Are Not What I Expected (Coming From EVM)
I've been building on EVM chains for a while Base, Ethereum, the usual. I thought picking up Solana would be a lateral move. Same concept, different s…
What Is Identity on Solana? (For Web2 Developers)
As a Web2 developer, you already have a comfortable mental model of what an "identity" is. When you build a simple app, a user's identity is just a ro…
Solana Transactions Through a Backend Developer’s Eye
Coming from Web2 backend systems, I used to think blockchain interactions were just API calls: send a request, get a response, and move on. Solana qui…
Forget Usernames and Passwords: A Web2 Developer’s Guide to Solana Identity
As a backend developer comfortable with Python, databases, and standard web servers, jumping into Web3 felt like entering an entirely different univer…
Identity on Solana: Your Wallet Is Your Account
If you come from Web2, the idea of “identity” probably means usernames, emails, passwords, and OAuth logins. You have a GitHub account. A Google accou…
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 token balances, authorities, supply numbers and th…
# Day 24: In Solana, Everything is an Account
On Solana there is just... accounts. One model. Everything is an account — your wallet, a deployed program, a token mint, a user's token balance. All …
I Inspected the System Program and It Looked Just Like My Wallet
The Challenge Day 25 of 100 Days of Solana: inspect system program accounts. Your wallet, the System Program, native programs, sysvar accounts. Use th…
Understanding Solana's Account Model: A Web2 Developer's Guide
Solana as a Giant Database Think of Solana as a massive, globally distributed database where every piece of data lives in its own record called an acc…
You Don’t Exist on Solana (Until You Do)
When we compare a normal(web2) account signup to signup on blockchain(web3) one question comes to mind: how does the blockchain know this account is r…
What I Found When I Actually Explored Solana Explorer
The Challenge Day 26 of 100 Days of Solana is open-ended: explore Solana Explorer, find something interesting, compare it to what you've been doing in…
5 Things to Find on Solana Explorer That Will Level Up Your On-Chain Intuition
Why Exploration Beats Documentation You can read about Solana's architecture for hours. Or you can spend 20 minutes on Solana Explorer and see it. Thi…
Solana Explorer Explained: How to Read Blockchain Data Like a Developer
What Is Solana Explorer? If you've spent the last few weeks writing scripts to fetch account balances, decode transactions, and inspect on-chain progr…
The Solana Account Model Explained: Everything is an Account
The Aha Moment During Epoch 1 of #100DaysOfSolana , I hit a wall. I'd built wallets, sent transactions, decoded data — but nothing clicked until I sto…
Solana’s Account Model: A Web2 Developer’s Guide to On-Chain Storage - Hala Kabir
If you are a Web2 developer dipping your toes into Web3 , the word " account " probably conjures up images of user profiles, usernames, and passwords …
Demystifying Solana’s Architecture: The Web2 Analogy That Helped Me Finally Understand Accounts
As we approach the end of Epoch 1 of the 100 Days of Solana , it’s time to look back at the core concepts that form the bedrock of everything we build…
What Is Token 2022 and Why Solana Built It
Last week, we examined the economic theories that underpin the value of Web3 tokens. This week, we are shifting our focus to the engineering reality o…
Arc 3 Catch-Up: Solana Transactions Explained for Web2 Developers
Arc 3 of 100 Days of Solana was the arc where Solana stopped being something we read from and started being something we wrote to . Across the arc, we…