Which programming language is Bitcoin written in?

7 answers

• SellfiredamagedhousectAug 20, 2025 · 6 days ago
  Bitcoin is written in C++. The original creator of Bitcoin, Satoshi Nakamoto, implemented the codebase in C++ to ensure efficiency and performance. This choice of programming language allows Bitcoin to handle the complex cryptographic operations required for secure transactions. C++ is a widely used language in the software development industry, known for its speed and low-level control.
  390

  195
• Mamata BistaDec 18, 2024 · 8 months ago
  Bitcoin is written in C++. Satoshi Nakamoto chose C++ because it is a powerful and versatile programming language. C++ allows for low-level memory management and direct hardware access, which is crucial for optimizing the performance of a decentralized cryptocurrency like Bitcoin. Additionally, C++ has a large community of developers and extensive libraries, making it easier to maintain and enhance the Bitcoin codebase.
  423

  141
• Sivakrishna PrathipatiJun 05, 2023 · 2 years ago
  Bitcoin is written in C++. C++ is a popular choice for building high-performance systems due to its efficiency and ability to directly interact with hardware. It provides the necessary tools and libraries for implementing complex cryptographic algorithms, which are essential for securing Bitcoin transactions. The use of C++ also allows for better control over memory management and optimization, ensuring that Bitcoin can handle the demands of a global decentralized network.
  477

  120
• PajelllJul 29, 2022 · 3 years ago
  Bitcoin is written in C++. C++ is a powerful programming language that offers low-level control and high performance. This makes it suitable for implementing the complex cryptographic algorithms required for securing Bitcoin transactions. C++ also has a large community of developers, which contributes to the ongoing development and improvement of the Bitcoin codebase.
  370

  74
• Casaan CadeOct 16, 2023 · 2 years ago
  Bitcoin is written in C++. C++ was chosen for its efficiency and performance, as well as its ability to handle the complex cryptographic operations involved in securing Bitcoin transactions. C++ allows for low-level control and optimization, which are crucial for a decentralized cryptocurrency like Bitcoin. The choice of C++ also ensures compatibility with a wide range of platforms and operating systems, making Bitcoin accessible to users worldwide.
  453

  76
• Juan BarrezuetaJun 10, 2022 · 3 years ago
  Bitcoin is written in C++. C++ is a widely used programming language known for its efficiency and performance. Satoshi Nakamoto chose C++ to implement Bitcoin because it provides the necessary tools and libraries for handling the complex cryptographic operations involved in securing the cryptocurrency. C++ also allows for low-level control and optimization, ensuring that Bitcoin can handle the demands of a global decentralized network.
  439

  63
• 144_Muhammad Satryo RiezdiansyJun 29, 2021 · 4 years ago
  Bitcoin is written in C++. C++ is a powerful and widely used programming language that offers low-level control and high performance. Satoshi Nakamoto chose C++ for its ability to handle the complex cryptographic operations required for securing Bitcoin transactions. C++ also has a large community of developers, which contributes to the ongoing development and improvement of the Bitcoin codebase.
  399

  50