March 16, 2020
Solana mainnet beta launches
Solana launched mainnet beta on March 16, 2020 — a high-throughput blockchainA distributed ledger where records are chained cryptographically — designed for tamper-resistant shared state. using proof-of-history alongside proof-of-stake.
What it was for
Solana targeted sub-second finality and thousands of transactions per second for DeFiDecentralized finance — lending, trading, and derivatives on blockchains without traditional banks. and NFTNon-fungible token — a blockchain record proving ownership of a unique digital asset. mints. RustA systems language emphasizing memory safety without garbage collection — fast adoption in infrastructure. smart contractPrograms on a blockchain that run automatically when conditions are met — used in DeFi and NFTs.s and cheap fees attracted traders during the 2021 bull run — and later outages reminded developers that speed trades off against decentralization narratives.
Why it's here
Solana became the leading Ethereum-alternative L1 for high-frequency on-chain apps.
Why it mattered
It pushed the industry to compare throughput, fees, and validator counts across chains.
What it solved
Ethereum layer-1 congestion made low-fee trading and gaming impractical at peak demand.
Media
- ImageSolana (blockchain platform)
Clearus, CC BY-SA 4.0, via Wikimedia Commons
Related
- Ethereum mainnet launchesJuly 30, 2015
- Uniswap v1 releasedNovember 2, 2018
- CryptoKitties launches on EthereumNovember 28, 2017