Here’s a list of 20 cryptocurrencies that have implemented a burn mechanism to manage their supply:

1) #Bonk (BONK): Bonk is a meme token built on the Solana blockchain, distinguishing itself with unique tokenomics tied to a burning mechanism.

2) #Pepe (PEPE): PEPE is a deflationary meme coin launched on Ethereum, paying tribute to the Pepe the Frog internet meme.

3) #Shiba Inu (SHIB): Community-driven burns to reduce supply and increase scarcity.

4) #Stellar (XLM): Burned a significant portion of its supply in 2019.

5) #Solana (SOL): Allows for token burns to reduce supply.

6) #Cardano (ADA): Has proposed mechanisms for burning tokens.

7) #Polkadot (DOT): Includes a burn mechanism in its economic model.

8) #Chainlink (LINK): Burns tokens as part of its network operations.

9) #Litecoin (LTC): Has discussed the potential for token burns.

10) #Tron (TRX): Implements token burns in various forms.

11) #Tezos (XTZ): Burns fees associated with smart contract execution.

12) #VeChain (VET): Uses token burning as part of its consensus mechanism.

13) #Zcash (ZEC): Has a burn mechanism for privacy preservation.

14) #Siacoin (SC): Employs burning for network security and spam prevention.

15) #Dash (DASH): Uses burning in proposal fees for its governance system.

16) #0x (ZRX): Allows users to burn ZRX to vote on protocol upgrades.

17) #Aave (AAVE): Burns a portion of fees collected from Aave protocol operations.

18) #Dogecoin (DOGE): While not designed with a burn mechanism, community initiatives have led to DOGE burns.

19) #Terra (LUNA): Utilized burning mechanisms before its crash.

20) #Quant (QNT): Over 66% of the supply has been burned.