The first project to use Bonding Curves in a production environment was Bancor in 2017, to “enable the creation of ‘smart tokens’ which independently handle their own liquidity and price discovery through their smart contracts” (source).
Uniswap is using Bonding Curves in a production environment since November 2018, to automate exchange of ERC20 tokens on Ethereum.
Band Protocol is using Bonding in a production environment since September 2019, to allow anyone to buy dataSet tokens by sending BAND to the contract.
Nexus Mutual is using Bonding in a production environment since May 2019, to ensure they efficiently manage the capital pool (or shared funds of the mutual.
Other projects working on Bonding Curves
Linum Labs + Molecule
The Commons Stack of course & its many contributors
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