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@runtimeverification

Runtime Verification Inc.

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Runtime Verification specializes in formal verification of software systems, providing the highest level of assurance for the correctness and security of smart contracts and other critical software. Our mission is to deliver open-source formal verification and developer tooling to reduce the costs of auditing and enable continuous formal verification and testing on each commit.

Schedule a call with us to discuss formal verification & security engagements, along with custom tooling development & integrations.

Since 2018, we have provided formal verification and security services to numerous blockchain foundations and dApps, such as EigenLayer, Optimism, Uniswap, Ethereum Foundation, Lido, Gnosis, Morpho, Polkadot and many others.

Here you can find a complete list of our previous engagements.

This GitHub Organization hosts all of Runtime Verification's open-source tools and projects, designed to improve the security and reliability of blockchain and software systems through formal verification.

We are currently building and maintaining the following projects:

  1. K Framework: A rewrite-based executable semantic framework that allows formal definition of programming languages and VMs.
  2. Kontrol: Combines KEVM and Foundry to enable developers to perform formal verification without learning new languages or tools.
  3. Simbolik: VSCode-compatible Solidity debugger with built-in symbolic execution engine designed to assist in debugging and verifying smart contracts.
  4. KEVM: An executable formal specification of the Ethereum Virtual Machine (EVM) in the K framework.
  5. KWasm: A formal semantics of WebAssembly in the K framework, allowing formal analysis and verification of WebAssembly programs.
  6. KMIR: A formal semantics of the Rust MIR (Mid-level Intermediate Representation) in the K framework.
  7. Kasmer: A formal verification tool for WebAssembly, based on KWasm.
  8. KaaS: CI Integrated Cloud-Based Symbolic Execution.

You can learn more about our tools from Runtime Verification docs.

We invite developers, researchers, and enthusiasts to explore and contribute to our projects, as we continue to push the boundaries of formal verification and secure software development.

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  1. k k Public

    K Framework Tools 7.0

    Python 519 160

  2. evm-semantics evm-semantics Public

    K Semantics of the Ethereum Virtual Machine (EVM)

    Python 540 152

  3. kontrol-demo kontrol-demo Public

    Foundry blog posts' executable demos

    Solidity 13 4

  4. imp-semantics imp-semantics Public

    The K semantics of IMP and associated tools

    Python 6 1

  5. kontrol kontrol Public

    Python 80 12

  6. mir-semantics mir-semantics Public

    Python 26 3

Repositories

Showing 10 of 195 repositories
  • mir-semantics Public
    runtimeverification/mir-semantics’s past year of commit activity
    Python 26 BSD-3-Clause 3 35 5 Updated Aug 15, 2025
  • solana-token Public Forked from solana-program/token

    The SPL Token program and its clients

    runtimeverification/solana-token’s past year of commit activity
    Rust 0 Apache-2.0 47 1 0 Updated Aug 15, 2025
  • homebrew-k Public

    K Homebrew tap

    runtimeverification/homebrew-k’s past year of commit activity
    Ruby 0 1 0 0 Updated Aug 14, 2025
  • k Public

    K Framework Tools 7.0

    runtimeverification/k’s past year of commit activity
    Python 519 BSD-3-Clause 160 301 11 Updated Aug 14, 2025
  • evm-semantics Public

    K Semantics of the Ethereum Virtual Machine (EVM)

    runtimeverification/evm-semantics’s past year of commit activity
    Python 540 BSD-3-Clause 152 74 9 Updated Aug 14, 2025
  • nixpkgs Public Forked from NixOS/nixpkgs

    Nix Packages collection & NixOS

    runtimeverification/nixpkgs’s past year of commit activity
    Nix 0 MIT 16,657 0 6 Updated Aug 13, 2025
  • simbolik-vscode Public

    VSCode extension for debugging Solidity using Simbolik API server

    runtimeverification/simbolik-vscode’s past year of commit activity
    TypeScript 43 BSD-3-Clause 3 5 7 Updated Aug 13, 2025
  • agave Public Forked from anza-xyz/agave

    Web-Scale Blockchain for fast, secure, scalable, decentralized apps and marketplaces.

    runtimeverification/agave’s past year of commit activity
    Rust 0 Apache-2.0 5,477 0 0 Updated Aug 13, 2025
  • eslint-config-rv-web-nestjs Public

    RV web nest.js eslint config

    runtimeverification/eslint-config-rv-web-nestjs’s past year of commit activity
    JavaScript 0 0 0 1 Updated Aug 12, 2025
  • skribe Public

    Property testing for Stylus smart contracts

    runtimeverification/skribe’s past year of commit activity
    Python 0 BSD-3-Clause 0 0 1 Updated Aug 12, 2025

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