A The Codex Project

Everything about crypto.
Nothing to buy.

The world's most complete crypto knowledge library. Free. Neutral. India-aware. No ads. No investment advice. Pure understanding.

I'm new to crypto Show me all coins What's happening in regulation

Where do I start?

Tell us where you are — we'll take you straight to the right place.

Browse by topic

The coins everyone's talking about

No prices. No predictions. Just what they are, how they work, and why they exist.

Every corner of crypto, mapped

Each universe is a complete deep-dive — from plain-English basics to technical detail.

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Blockchain Fundamentals

The technology under everything. Consensus, smart contracts, Layer 1 vs 2, oracles, and more.

Start here 25 pages
🏦

DeFi

Finance without banks. How lending, trading, yield, and governance work without intermediaries.

Intermediate 20 pages
🎨

NFT Universe

Non-fungible tokens — digital ownership, art, gaming, music, and what happened in 2021.

Beginner 22 pages
🔐

Zero Knowledge

Proving something without revealing it. ZK rollups, privacy tech, and the math behind it.

Technical 10 pages
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Real World Assets

Tokenising bonds, property, gold, and government securities on blockchain.

Intermediate 10 pages
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Stablecoins

Crypto that doesn't move in price. How they're backed, how they fail, and why they matter.

Beginner 10 pages
👛

Wallets & Security

Where crypto lives. Hot vs cold, seed phrases, what happens if you lose your keys.

Essential 12 pages
🤖

AI + Crypto

AI agents, compute markets, decentralised inference, and the tokens powering it all.

Intermediate 8 pages
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DePIN

Blockchain managing real-world infrastructure — wireless networks, storage, energy grids.

New 2024 8 pages
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Regulation

What every country says about crypto. India, USA, EU, UAE and 80+ more — official stances only.

India-first 52+ pages
📜

History

Every era from cypherpunks to ETFs. The booms, the crashes, the hacks, and what we learned.

Beginner 18 pages
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Risk & Safety

What can go wrong. Scams, exchange collapses, rug pulls, bridge hacks — and how to spot them.

Must read 8 pages

Know the rules where you are

Crypto laws change fast. We track official regulatory positions for 80+ countries — sourced directly from government publications.

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This happened

In 2010, someone paid 10,000 Bitcoin for two pizzas.

At today's values, those were the most expensive pizzas in history. Here's the full story of how crypto went from nothing to everything. →

Guides built for where you are

Not everyone starts in the same place. Pick the path that's yours.