Base is an affordable, user-friendly Ethereum Layer 2 solution developed by Coinbase to facilitate onboarding of the next billion blockchain users. The long-term plan is to progressively decentralize Base, underscoring the importance of an open, worldwide cryptoeconomy accessible to all.
For BASE testnet, check out this cheatsheet.
MetaMask details (mainnet)
Quick add through Chainlist
- Network name: Base Mainnet
- RPC URL:
https://developer-access-mainnet.base.org
- ALT RPC 1:
https://base-mainnet.public.blastapi.io
- ALT RPC 2:
https://base.blockpi.network/v1/rpc/public
- Chain ID: 8453
- Token Symbol: ETH
- Block Explorer URL: https://basescan.org
Bridge 
DEX
Charts
Explorer
Tools 
- Rick Sanchez bot supports base tokens
- Token deploys
- Liquidity adds
- New pairs/contracts
- Base Burn Bot
- Basechain Decompiler
- Base Token Scanner
Bots
- Prodigy Sniper - Multichain
- Hyper Trade Bot - ETH + BASE
- BaseSwapBot