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Commerce · alternatives · 2026

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24 alternatives to A new blockchain that can do email on-chain

Dear HN, As a long-standing member of this community (2007!), I'm really pleased to announce the launch of the Saito project here. http://saito.tech Since you probably haven't heard of us, Saito is a terabyte-level blockchain designed to support email, social networks, payment channels, distributed forums, and other big-data applications directly on-chain. We achieve scale for this by solving the fundamental economic problems with the proof-of-work and proof-of-stake consensus mechanisms. If you look into the network design, we think we'll blow your mind! Anyway, we've been reading…

Saito is a blockchain designed to run large-scale applications like email, social networks, and distributed forums directly on-chain. It addresses scalability by reworking the economic incentives in proof-of-work and… Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. A new blockchain that can do email on-chain launched in 2018; newer entries below may have overtaken it.

  1. 1
    DeSo▲184

    The blockchain for decentralized social apps

    2021 · deso.com · its alternatives →

  2. 2

    Blockchain-based secure & private file sharing for everyone

    2023 · send.transferchain.io · its alternatives →

  3. 3

    All-in-one Mobile App for your crypto, DeFi and NFTs

    2022 · apps.apple.com · its alternatives →

  4. 4

    The scalable blockchain database.

    2016 · bigchaindb.com · its alternatives →

  5. 5
    BitClout▲237

    A crypto social network

    2021 · bitclout.com · its alternatives →

  6. 6
    Crycto▲92

    Open, decentralized fantasy cricket on the blockchain

    2021 · its alternatives →

  7. 7
    YOLOREKT▲116

    Short-term prediction market platform built on blockchain

    2022 · its alternatives →

  8. 8

    Arc is a stablecoin-native Layer-1 blockchain providing a foundation for stablecoins, tokenized assets, economic contracts, and onchain markets. Build on Arc.

    2013 · arc.io · its alternatives →

  9. 9

    I'm part of the team that build Sokosumi, a marketplace where you can hire and deploy AI agents for specific tasks (research, design, sentiment analysis, etc.). Instead of one big chatbot, they’re positioning it as a directory of specialized “freelancer” agents, with a blockchain-based backend for payments and identity. Developers can also list their own agents and monetize them. Curious what people here think about this model: Will specialization make agent marketplaces more useful than general-purpose LLM tools? How viable is blockchain as the backbone for an agent economy? What pitfalls…

    Mar 2026 · sokosumi.com · its alternatives →

  10. 10
    Maki▲84

    An efficient AI coding agent. Native Rust TUI. Immediate startup, 60 FPS, low memory. Indexes files instead of reading them, chains tools in a sandbox interpreter. Anthropic, OpenAI, Google, Z.AI, OpenRouter, Synthetic, or any OpenAI / Anthropic compatible API.

    2022 · maki.sh · its alternatives →

  11. 11
    LifPay▲68

    The radically simple Bitcoin lightning wallet

    2022 · lifpay.store · its alternatives →

  12. 12

    Highly scalable blockchain infrastructure for Ethereum

    2018 · its alternatives →

  13. 13

    Add blockchain integrity to your data and apps in 5 minutes

    2018 · its alternatives →

  14. 14

    Secured email platform based on distributed storage network

    2014 · its alternatives →

  15. 15
    Sat2.io▲63

    Send Bitcoin to anyone, using the Lightning Network

    2019 · bscf.io · its alternatives →

  16. 16

    A new web3 social network built on DeSo blockchain

    2022 · overclout.com · its alternatives →

  17. 17

    Bitcoin & Blockchain Industry in Asia & BitX

    2016 · analysepodcast.com · its alternatives →

  18. 18

    An open-source Bitcoin mempool visualizer and blockchain explorer.

    2021 · bits.monospace.live · its alternatives →

  19. 19MB

    The Official Top 10 Rich List for the Ethereum Blockchain. Send your message across the Decentralized community. 100% decentralized contract. Have fun. Thanks.

    2017 · ethereumtothemoon.github.io · its alternatives →

  20. 20WA

    Hi I'm Akina from Japan and we develop new SNS named bajji(badge). bajji will visualize reliable relationships. You can connect only with person actually you've met by using our app. And only those who met in person with you can give your assessment to you.By using blockchain, data could be fair to anyone. It keeps service reliability. 1,000 users in Japan and we are trying to expand this service to worldwide as a next step. bajji will solve digital rights on social web. Could you feedback about service for me? Here is my invite URL. If you register from this URL, you and I will get some…

    2019 · its alternatives →

  21. 21

    The fastest on chain trading ecosystem

    2025 · unicornx.ai · its alternatives →

  22. 22

    The best new projects in crypto, curated daily.

    2019 · onchain.today · its alternatives →

  23. 23

    Create and scale your blockchain projects without hefty infrastructure investments. BitHub offers a robust and scalable blockchain network, enabling seamless development and management of your blockchain applications while minimizing operational complexities and costs.

    2014 · bithub.com · its alternatives →

  24. 24

    VCs Quest To Find The Next Blockchain Unicorn!

    2018 · medium.com · its alternatives →

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Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →