Dev tools · alternatives · 2026

24 alternatives to Block Protocol

Making the web better, with blocks

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Block Protocol launched in 2022; newer entries below may have overtaken it.

1. 1
   Chain▲125

   The Block Chain API for Developers

   2014 · chain.com · its alternatives →

2. 2
   Storage Block by Liveblocks▲288

   Convert your product to multiplayer in minutes

   2022 · liveblocks.io · its alternatives →

3. 3
   Streams▲106

   Real-time blockchain data streaming made simple

   2024 · quicknode.com · its alternatives →

4. 4
   Origin Protocol▲132

   Sharing economy built on blockchain

   2018 · originprotocol.com · its alternatives →

5. 5
   Blocks by Cosmic▲101

   Data infused components for building websites and apps

   2024 · blocks.cosmicjs.com · its alternatives →

6. 6
   Blockdata▲107

   A simpler way to do blockchain research

   2018 · cbinsights.com · its alternatives →

7. 7
   Data Protocol▲122

   A better way to support developers

   2023 · dataprotocol.com · its alternatives →

8. 8
   Blocks▲448

   Hi HN, We just launched Blocks - an AI platform where anyone can build custom work apps and AI agents in minutes, no coding required. We’re seeing a shift in how software is built and used. With AI, software isn’t just about tracking processes anymore - it can actively help people get work done. The problem is that most teams still face 2 options: either buy off-the-shelf tools that never quite fit, or invest a lot of time and money into custom development. Neither works well. Blocks is the third option. It’s an AI-native platform where teams can create apps and AI agents for their workflows…

   2025 · blocks.diy · its alternatives →

9. 9
   BuildBlocks▲191

   Discover user-curated resources for niche no-code problems

   2021 · its alternatives →

10. 10BA
    Blocks: AI-Powered Custom Function Builder from Structured▲20

    Hello HN community, We've recently launched a new feature at Structured called Blocks, aimed at simplifying custom function creation and management for developers. I wanted to share some insights and get your thoughts. Key Features: - Natural Language to Code Translation: Input commands like "Remove HTML tags from this text," and Blocks turns them into functional code, easing the burden of complex coding syntax. - Sandbox Testing: A robust environment where you can safely test and refine your functions with either sample data or your own datasets, ensuring reliability before deployment. -…

    2024 · app.structuredlabs.io · its alternatives →

11. 11
    SaaS Blocks by Apideck▲225

    +120 tools to build and augment your SaaS application

    2019 · saasblocks.io · its alternatives →

12. 12
    An educational blockchain implementation in Python▲412

    Various ipython notebooks. Contribute to julienr/ipynb_playground development by creating an account on GitHub.

    2017 · github.com · its alternatives →

13. 13
    Astra Block▲62

    Stream real-time, human-readable blockchain data

    2023 · ibm.com · its alternatives →

14. 14
    Blockstack Browser for the Web▲145

    A browser to explore a new internet for decentralized apps

    2017 · browser.blockstack.com · its alternatives →

15. 15
    Rarible Protocol▲143

    An open-source, cross-chain tool for NFT innovation

    2021 · rarible.org · its alternatives →

16. 16
    Foundation Building Blocks▲279

    Free library of coded UI components to jumpstart development

    2017 · get.foundation · its alternatives →

17. 17
    Blocktrain▲93

    Web3 learning simplified

    2022 · expireddomains.com · its alternatives →

18. 18
    Metaschool▲212

    Become a Web3 dev hero by building and shipping dApps

    2023 · metaschool.so · its alternatives →

19. 19
    Covalent▲97

    One stop shop for blockchain data through a unified API

    2021 · covalenthq.com · its alternatives →

20. 20
    Layer▲175

    Making your browser multiplayer

    2023 · layer.app · its alternatives →

21. 21
    Unblocked▲193

    The best way to talk to your codebase

    2023 · getunblocked.com · its alternatives →

22. 22
    Segment Protocols▲155

    Quality control for customer data

    2018 · twilio.com · its alternatives →

23. 23
    GetBlock▲88

    API access to 40+ full blockchain nodes (BTC, ETH, BSC)

    2021 · getblock.io · its alternatives →

24. 24
    Blockpipe▲82

    Like the Graph but with Python

    2023 · its alternatives →

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 →