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Commerce · alternatives · 2026

24 alternatives to UDEMY COUPON 80% OFF

Solidity smart contract testing

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. UDEMY COUPON 80% OFF launched in 2023; newer entries below may have overtaken it.

  1. 1

    Today, we're announcing our official Solidity development template. Solidity is the language used to create smart contracts, which are programs that run...

    2021 · blog.replit.com · its alternatives →

  2. 2

    The ultimate EVM compatible smart contract analysis tool

    2023 · solidityscan.com · its alternatives →

  3. 3

    Secure your smart contracts with ease

    2023 · securedapp.in · its alternatives →

  4. 4

    Blockchain verification platform for Diplomas & Certificates

    2017 · its alternatives →

  5. 5

    Smart contract development accessible to everyone

    2022 · lokicode.io · its alternatives →

  6. 6

    Explanation of smart contracts

    2023 · ismailsaleem.gumroad.com · its alternatives →

  7. 7BS
  8. 8

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

    2017 · github.com · its alternatives →

  9. 9TS
  10. 10

    Code summary of Solidity programming language

    2022 · github.com · its alternatives →

  11. 11SC

    Hi All, I released an EVM/Solidity decompiler recently, here: http://www.eveem.org/ Since it uses symbolic execution underneath, the results are quite awesome. There is also an api that delivers a .json / middle language representation of every contract here: http://eveem.org/code/{{address}}.json The plan is to open-source it as soon as I clean up the code a bit. Spent the last two month crunch-time to get it delivered from scratch :)

    2018 · its alternatives →

  12. 12
    Gitcoin▲182

    Bounties for open source development

    2017 · gitcoin.co · its alternatives →

  13. 13
    Stackup▲90

    Infrastructure for smart blockchain accounts

    2023 · stackup.fi · its alternatives →

  14. 14

    Launch Your Own Self Executing Smart Contracts On Blockchain

    2025 · firebeetechnoservices.com · its alternatives →

  15. 15

    A simple app to demo what's possible with Ethereum. - localjo/ethereum-app-demo

    2018 · github.com · its alternatives →

  16. 16

    Smart contract for freelance platform with jury trial

    2023 · yarptech.gumroad.com · its alternatives →

  17. 17

    Hi everyone, GitHub's CodeQL is a powerful semantic code analysis engine for identifying vulnerabilities across codebases. We've extended CodeQL to support Solidity, the most popular programming language for smart contracts. CodeQL enables you to query code as though it were data, and it's open-source (OSS). You can check it out here: . The product page is available at . CodeQL has its own licensing model, which you can find at https://codeql.github.com/. TL;DR: CodeQL is free for research and open-source projects.

    2024 · github.com · its alternatives →

  18. 18

    Turn smart contracts into APIs with no code

    2023 · its alternatives →

  19. 19
    Prophe▲15

    Real-time insights, revolutionary results

    2024 · its alternatives →

  20. 20
    DAML▲74

    Open source language: build smart contracts on any platform

    2019 · docs.digitalasset.com · its alternatives →

  21. 21

    Automating digital agreements through secure code logic

    Nov 2025 · bidbits.org · its alternatives →

  22. 22

    ANTLIA - Beyond Interchange & Oracles

    2021 · brownedgedirectory.com · its alternatives →

  23. 23

    Hey HN! I’m a researcher working on Bitcoin smart contracts, and today I’m releasing Bithoven—a high-level imperative language that compiles to native Bitcoin Script (Legacy, SegWit, and Taproot). The Goal: Raw Bitcoin Script is notoriously difficult to reason about. Writing raw Bitcoin Script today feels like writing Assembly in the 1970s. You have to mentally juggle the stack (`OP_SWAP`, `OP_ROT`), manually manage distinct execution branches, and pray you didn't leave a stack item unconsumed (which crashes the script). My goal was to bridge the gap between complex contract logic and raw…

    Dec 2025 · github.com · its alternatives →

  24. 24

    Solidity, Rust auditors and Penetration Testing Experts

    2025 · rdauditors.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 →