Solid alternatives

Blockstack is a decentralized computing network and app ecosystem that puts users in control of their identity and data.

Social networking that's not for sale: Your home feed should be filled with what matters to you most, not what a corporation thinks you should see. Radically different social media, back in the hands of the people.

DappStore is a platform, which lists all popular dApps (decentralized applications). Discover the innovative world of blockchain, plus explore the many decentralized applications in our platform. Dapps are ranked by DAU and shows the real popularity and usability of the dapp.

Discover, use, and enjoy dapps with ease. Dapp.com is the world's largest and most comprehensive platform for dapps.

DAuth - Login using Ethereum is the easiest way to allow users to login using their account on Ethereum. As simple as adding Facebook and Google logins. A completely decentralized alternative to OAuth Users can now login from any device without needing to install MetaMask/Mist and without the need to make any paid transactions!

A code summary of Solidity based on EatTheBlocks' YouTube tutorial series. Cut to the chase and jump straight to the code. Ready to try out in Remix IDE.

Mail Protocol to empower people to build valuable connections in the decentralized society. Litepaper(http://mail3.me/litepaper)

Flair offers reusable indexing primitives (such as fault-tolerant RPC ingestors, custom processors, re-org aware database integrations) to make it easy to receive, transform, store and access your on-chain data.

It can be used as a digital currency collection account, or as an account to access general internet services. DAS has powerful cross-chain capabilities and supports ETH/BSC/Polygon/TRON and any other public chain address.