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espressif/esp-emulator

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    Last change today.

  • Licence OK

    Apache-2.0: you can use it for free, also in a commercial product. Keep the licence notice.

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What it is

Rust-based emulator that runs firmware binaries for several ESP32 series SoCs (C3, C5, C6, H2, P4, S31 RISC-V; S3 Xtensa), modelling CPU, memory, WiFi, BLE, Thread, Ethernet and crypto. The repository distributes an installer, prebuilt binaries, docs and helper tools; a browser…

Who it's for

Embedded developers testing ESP-IDF firmware on ESP32 chips without hardware, and CI pipelines running firmware smoke tests

How to use it

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Help me install and set up espressif/esp-emulator in my project. Follow its README: https://github.com/espressif/esp-emulator. Explain each step and check it is safe before running anything.

Read the README

Star curve

410From 59 to 410 stars between 15 Sept 2026 and 20 Oct 2026.

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