Issues

• ESP32-C5 USB-Serial-JTAG: intermittent invalid stub handshake (OOOHHHAAAIII) in HIL

  bug
  esp-rs/espflash#1113 · Filter by author SergioGasquez opened on Nov 5, 2026

• Default partition table offset can silently disagree with the bundled bootloader

  esp-rs/espflash#1106 · Filter by author hacker-cb opened on Oct 29, 2026

• ESP32-H4 and ESP32-P4: app drops off USB at startup

  esp-rs/espflash#1101 · Filter by author SergioGasquez opened on Oct 26, 2026
  1

• Interest in letting library users supply their own serial port?

  esp-rs/espflash#1091 · Filter by author metaneutrons opened on Oct 16, 2026
  3

• Automatically select the right bootloader

  esp-rs/espflash#1083 · Filter by author SergioGasquez opened on Oct 5, 2026

• espflash monitor drops terminal responses (DSR / cursor position reports), breaking firmware that probes the terminal

  feature request
  esp-rs/espflash#1075 · Filter by author yuuu opened on Sep 27, 2026

• Avoid flash initialization for commands that do not access flash

  esp-rs/espflash#1062 · Filter by author SergioGasquez opened on Aug 14, 2026 · v5

• ESP32P4: espflash fails to communicate with USB HS port when using flash stub

  bug
  esp-rs/espflash#1038 · Filter by author xobs opened on Jun 5, 2026
  1

• Run benchmarks on CI to catch regression or performance changes

  feature request
  esp-rs/espflash#1028 · Filter by author SergioGasquez opened on Apr 9, 2026

• Accept VID/PID or configuration file from CLI or environment

  feature request
  esp-rs/espflash#1023 · Filter by author chrysn opened on Mar 27, 2026
  3

• Update stubs

  feature request
  esp-rs/espflash#1008 · Filter by author SergioGasquez opened on Feb 19, 2026 · v5

• Enable erase-region using ROM bootloader and SDM

  feature requestsdm
  esp-rs/espflash#1004 · Filter by author SergioGasquez opened on Feb 5, 2026 · v5

• Deprecate ignore_app_descriptor

  breaking changes
  esp-rs/espflash#982 · Filter by author SergioGasquez opened on Dec 10, 2025 · v5

• Decide where efuses code should live

  esp-rs/espflash#851 · Filter by author SergioGasquez opened on Apr 22, 2025 · v5
  2

• espflash using pseudo-terminal slave device

  bugstatus:needs-investigation
  esp-rs/espflash#823 · Filter by author dan-corneanu opened on Mar 31, 2025
  2

• Untangle Flasher code, that isn't related to flashing.

  breaking changesRFCstatus:needs-investigation
  esp-rs/espflash#793 · Filter by author MabezDev opened on Feb 27, 2025 · v5
  4

• Support writing binary images directly from flash command.

  feature request
  esp-rs/espflash#770 · Filter by author AVee opened on Feb 14, 2025
  3

• espflash save-image always creates a binary which is the bootloader, partition table and factory image concatenated together

  esp-rs/espflash#714 · Filter by author ivmarkov opened on Dec 29, 2024
  6

• espflash save-image does not support secure padding

  breaking changesCLI
  esp-rs/espflash#713 · Filter by author ivmarkov opened on Dec 29, 2024 · v5
  1

• Return of direct-boot

  help wantedimage-format
  esp-rs/espflash#706 · Filter by author JohnnyZig opened on Dec 5, 2024
  3

• MCUBoot image format and bootloader support

  image-format
  esp-rs/espflash#701 · Filter by author MabezDev opened on Nov 5, 2024

• Implement NVS Partition Facility

  feature request
  esp-rs/espflash#696 · Filter by author DaneSlattery opened on Oct 25, 2024
  6

• Add a flag to wait for serial port (Feature request)

  CLIfeature request
  esp-rs/espflash#650 · Filter by author mikhail-m1 opened on Jul 2, 2024
  3

• How to use with ftdi FT232-ttl adapter (esp32s3 board)? Able to monitor but not able to flash...

  status:needs-investigation
  esp-rs/espflash#646 · Filter by author cmorganBE opened on Jun 7, 2024
  10

• Official support for encrypted flash

  feature requesthelp wanted
  esp-rs/espflash#642 · Filter by author ost-ing opened on May 27, 2024
  1