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Learn about how Layer 2s work and how they relate to the underlying Layer 1 networks.

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What is a Layer 2 network for blockchains?
Scalability helps determine the performance of a blockchain network. That's where Layer 2 scaling solutions can come in handy.
beginner
October 20, 2023, 5:34AM EDT
What is sharding for blockchains?
beginner
November 23, 2023, 10:00AM EST
beginner
November 23, 2023, 10:00AM EST
What is the Bitcoin Lightning Network and how does it work?
beginner
June 18, 2024, 8:49AM EDT
beginner
June 18, 2024, 8:49AM EDT
Browse all
What is the Bitcoin Lightning Network and how does it work?
beginner
June 18, 2024, 8:49AM EDT
What is Ethereum Layer 2 network ZKsync and how does it work?
advanced
June 13, 2024, 2:06PM EDT
How to bridge from Layer 1 blockchains to Layer 2 blockchains
intermediate
May 28, 2024, 6:05AM EDT
What is Abritrum and how does it work?
intermediate
March 9, 2024, 7:26AM EST
What is a zkEVM and how does it work?
advanced
March 5, 2024, 7:42AM EST
What is sharding for blockchains?
beginner
November 23, 2023, 10:00AM EST
What is Starknet and how does it work?
intermediate
November 3, 2023, 10:58AM EDT
What are the advantages and disadvantages of Layer 2 scaling solutions?
intermediate
October 25, 2023, 4:36AM EDT
What is a Layer 2 network for blockchains?
beginner
October 20, 2023, 5:34AM EDT
What is Optimism and the OP Mainnet?
intermediate
October 12, 2023, 10:07AM EDT
What is the difference between optimistic and zk rollups?
beginner
July 17, 2023, 1:00PM EDT
What is sharding?
beginner
July 17, 2023, 1:00PM EDT
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