C++ for the Internet Computer

icpp-pro is open source, available on GitHub

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Capability	icpp-pro
Compile C++ Smart Contracts to WebAssembly for the IC Seamless compilation with wasi-sdk and deployment of wasm to IC Canisters	✔
Interactive Debugging of C++ Smart Contract with VS Code Debug your Smart Contract using a fast, native debug compile with Clang++	✔
Unit test framework Test your Smart Contract using a fast, native debug compile	✔
Smoke test framework based on pytest Test your Smart Contract after deployment to local or main IC network	✔
Static libraries Structure your project using one or more libraries	✔
Hooks into build process icpp-pro will call your python function at the appropriate time Allows you to customize/optimize/merge the wasm	✔
Modern C++ By default, using C++20, but C++17 also supported	✔
Candid API All candid types & forward compatibility are supported	✔
Orthogonal Persistence for all data: primitives, sequence containers & associative containers (int, float,...) , (std::vec, std::list,...) & (std::map, std::unordered_map)	✔
Stable Memory Files written during an update call are stored instable memory and persist across canister upgrades	✔
std::cout All debug output is printed to local canister console	✔
File io All file io is supported (open/write/read/close/delete/etc.)	✔
Canister Initialization canister_init	✔
Cross-platform development, deployment & testing experience Linux, Mac; arm64, x86_64	✔
Selective compilation Speed up your builds by re-compiling only your own canister files	✔