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Web3 (67)
Learn all about Web3. From self-custody to NFTs, GameFi, DAOs, and much more.

Bitcoin
What is the Bitcoin 2024 halving and how could it impact crypto?
April 19, 2024 saw the arrival of the fourth Bitcoin halving event — a significant development affecting the asset's circulation. But what is the Bitcoin halving exactly? According to the Bitcoin white paper , it's a built-in feature of Bitcoin's programming that occurs approximately every four years. This unique event cuts the number of Bitcoins awarded to miners for processing transactions in half. Why does this matter? Well, it's all about supply and control.
Jul 15, 2025
Intermediate

Altcoin
DeFi
What is AAVE: exploring the community-governed liquidity pool
Aave , formerly ETHLend, is a decentralized non-custodial borrowing and lending protocol that lets users deposit assets into liquidity pools to earn returns and borrow assets at a variable or fixed interest rate. It was launched in 2017 by Stani Kulechov, following a $17.8 million initial coin offering (ICO). Aave also allows users to take out uncollateralized, ultra-short duration loans known as .
Jul 15, 2025
Intermediate

GameFi
Altcoin
What is Catizen: the purr-fect CATI airdrop guide for cat lovers
With the Telegram ecosystem exploding in popularity, we’re seeing a resurgence of the GameFi narrative in the form of Telegram mini-apps . Thanks to a combination of addictive gameplay and high accessibility, these top mini-apps have managed to steal the limelight and gain millions of users overnight. One example of such a Telegram mini-app is Catizen. With close to 30 million users and a personal shout-out from Telegram CEO Pavel Durov himself, Catizen certainly shows promise in attempting to become the largest cat-lover community in the world.
Jul 15, 2025
Beginners

Metaverse
Web3
The great rewrite: how Web3 changes everything
Web3, the third step in Internet’s history, changes everything. Where Web1 gives people information and Web2 lets them interact, Web3 gives them control. It’s not just about money, but how we purchase, how we govern our digitized identities, how we learn, and so much more.
Jul 15, 2025
Beginners

Security
How to identify onchain scams and secure your wallet
As Web3 continues to evolve at pace, the onchain ecosystem is flourishing, with rising numbers of users participating in onchain transactions and other activities. Simultaneously, various onchain scams are emerging, with fraudsters tricking users into authorizing transactions or revealing their keys to steal assets.
Jun 16, 2025
1

Blockchain
Ethereum
GameFi
NFTs and value: which non-fungible tokens will stand the test of time?
Without a doubt, one of the biggest trends in the cryptocurrency industry throughout 2021 has been nonfungible tokens. Prices of blockchain-based collectibles, artwork, GameFi assets and other virtual items have gone through the roof — leaving many on the sidelines scratching their heads. In this OKX Insights in-depth examination, we look closely at the NFT phenomenon and the value propositions of the most successful collections.
Apr 22, 2025
Intermediate

Layer2
Is Layer 2 the answer to Ethereum's scalability problem?
Scalability has emerged as a hot topic for Ethereum , with many seeing it as a potentially major hurdle to the technology's widespread adoption. Leading the charge in tackling this challenge are Layer 2 solutions. Certain solutions are tailor-made to enhance performance across the blockchain ecosystem, providing a host of important benefits:
Apr 22, 2025
Intermediate

Bitcoin
NFT
5 trusted ordinals wallets to store your digital artifacts
Casey Rodarmor created the ordinals protocol with Bitcoin node operators in mind. While the protocol recommends running a full Bitcoin node to participate, doing so can be expensive, take a lot of storage space, and require technical expertise to maintain.
Dec 9, 2024

Ethereum
Layer2
What is Base: the Ethereum Layer-2 challenger
Layer-2 (L2) solutions help to enhance Ethereum's scalability, making it more accessible to a larger audience. Two notable L2 options are Optimistic Rollups (OP) and Plasma (POL). OP allows fast off-chain transactions by assuming their validity unless challenged.
Oct 29, 2024
Intermediate

Layer2
What is layer-0: redefining blockchains with mainchains and sidechains
The world of blockchain can be complex, with layers upon layers of technology powering its revolutionary functions. While terms like layer-1 and layer-2 are becoming increasingly familiar, being protocols that are continuously refined, a new player has emerged on the scene. Known as layer-0, it's a blockchain protocol that acts as the foundation for many of the coins and tokens we trade today.
Oct 8, 2024

Bitcoin
Ethereum
Altcoin
About inscriptions and how they're shaping Web3's growth
What are inscriptions? Inscriptions are a powerful new method of storing images, videos, audio, text, and code directly on a blockchain. Similar to NFTs, you can view inscriptions as digital artifacts. For example, if we were to examine ordinals, the metadata is encoded on a satoshi, the smallest unit of . Ordinals are a means of tracking individual satoshis, which you can attach data to the blockchain by inscribing them directly on chain.
Apr 25, 2024
Beginners
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