https://breet.io/blog/best-testnets-blockchain-development
How to Explore the Best Testnets for Blockchain Development - Breet
Sep 11, 2025 - In Web3, innovations must be tested before they are rolled out for public use. Here are the best testnets for blockchain development.
how to explorethe bestblockchain developmenttestnetsbreet
https://support.metamask.io/tr/configure/networks/how-to-view-testnets-in-metamask/
How to view testnets in MetaMask | MetaMask Help Center
how to viewtestnetsmetamaskhelpcenter
https://www.diadata.org/map/web3-builder-hub/ton-blockchain/
TON Developer Resources: Testnets, RPCs, Faucets & Wallets | DIA Data
Complete TON blockchain developer toolkit. TON testnet config, RPC endpoints and Toncenter API, test TON faucets, and Tonkeeper wallet guides.
developer resourcestontestnetsfaucetswallets
https://www.diadata.org/map/web3-builder-hub/solana-testnets/
Top Solana Testnets: Complete Developer Setup Guide | DIA Data
When working on Solana, you have several environment options available to you.
developer setuptopsolanatestnetscomplete
https://docs.nabla.fi/nabla-testnets
Nabla Testnets | Nabla Docs
nablatestnetsdocs
https://docs.meshconnect.com/resources/sandbox-testnets
Sandbox & Testnets - Mesh
sandboxtestnetsmesh
https://blockchainecho.info/2026/03/30/london-testnets-announcement-ethereum-foundation-blog/
London Testnets Announcement | Ethereum Foundation Blog - Blockchain Echo
Mar 30, 2026 - The long-anticipated London upgrade is now ready for deployement on the Ethereum testnets! The upgrade will first go live on Ropsten, at block 10499401, which...
ethereum foundationlondontestnetsannouncementblog