esp-rs/espflash

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Serial flasher utility for Espressif SoCs and modules based on esptool.py

Stars: 743
Forks: 171
Open beginner issues: 0
Indexed issues: 26
Avg merge: 17h 59m
Merged PRs (30d): 5

Dominant language: Rust
License: Apache-2.0
Last GitHub push: Sep 18, 2026
Latest indexed: Sep 20, 2026
Contributing guide: No contributing guide
Code of conduct: No code of conduct
Beginner labels: help wanted

Beginner friendly Everything

Open All

26 open issues indexed

where i report vulnerability report ? Open

Difficulty 1/5 Under an hour Newbie friendliness 35/100

esp-rs/espflash#1071 · 3 comments · Opened Sep 14, 2026
Avoid flash initialization for commands that do not access flash Open

Difficulty 3/5 1-2 days Newbie friendliness 55/100

esp-rs/espflash#1062 · Opened Aug 14, 2026
ESP32P4: espflash fails to communicate with USB HS port when using flash stub Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 50/100

esp-rs/espflash#1038 · Opened Jun 5, 2026
Run benchmarks on CI to catch regression or performance changes Open

feature request

Difficulty 4/5 3-5 days Newbie friendliness 35/100

esp-rs/espflash#1028 · Opened Apr 9, 2026
Accept VID/PID or configuration file from CLI or environment Open

feature request

Difficulty 4/5 3-5 days Newbie friendliness 45/100

esp-rs/espflash#1023 · 3 comments · Opened Mar 27, 2026
Update stubs Open

feature request

Difficulty 2/5 1-3 hours Newbie friendliness 45/100

esp-rs/espflash#1008 · Opened Feb 19, 2026
Enable erase-region using ROM bootloader and SDM Open

feature request sdm

Difficulty 3/5 1-2 days Newbie friendliness 48/100

esp-rs/espflash#1004 · Opened Feb 5, 2026
Deprecate `ignore_app_descriptor` Open

breaking changes

Difficulty 4/5 3-5 days Newbie friendliness 25/100

esp-rs/espflash#982 · Opened Dec 10, 2025
Use /<commands> for HIL testing like we do in esp-hal Open

CI

esp-rs/espflash#978 · 1 assignee · Opened Nov 27, 2025
Decide where efuses code should live Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

esp-rs/espflash#851 · 2 comments · Opened Apr 22, 2025
espflash using pseudo-terminal slave device Open

bug status:needs-investigation

Difficulty 4/5 3-5 days Newbie friendliness 35/100

esp-rs/espflash#823 · 2 comments · Opened Mar 31, 2025
Untangle `Flasher` code, that isn't related to flashing. Open

breaking changes RFC status:needs-investigation

Difficulty 5/5 Over a week Newbie friendliness 20/100

esp-rs/espflash#793 · 4 comments · Opened Feb 27, 2025
Support writing binary images directly from flash command. Open

feature request

Difficulty 3/5 1-2 days Newbie friendliness 45/100

esp-rs/espflash#770 · 3 comments · 1 reaction · Opened Feb 14, 2025
`espflash save-image` always creates a binary which is the bootloader, partition table and factory image concatenated together Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

esp-rs/espflash#714 · 6 comments · Opened Dec 29, 2024
`espflash save-image` does not support secure padding Open

breaking changes CLI

Difficulty 4/5 3-5 days Newbie friendliness 35/100

esp-rs/espflash#713 · 1 comment · 1 reaction · Opened Dec 29, 2024
Return of direct-boot Open

help wanted image-format

Difficulty 4/5 3-5 days Newbie friendliness 42/100

esp-rs/espflash#706 · 3 comments · Opened Dec 5, 2024
MCUBoot image format and bootloader support Open

image-format

Difficulty 5/5 Over a week Newbie friendliness 20/100

esp-rs/espflash#701 · Opened Nov 5, 2024
Implement NVS Partition Facility Open

feature request

Difficulty 4/5 3-5 days Newbie friendliness 48/100

esp-rs/espflash#696 · 6 comments · Opened Oct 25, 2024
QIO flash-mode does not work (at least with esp-s3-wroom-1-N16R8) Open

status:needs-investigation

Difficulty 4/5 3-5 days Newbie friendliness 42/100

esp-rs/espflash#657 · 4 comments · Opened Jul 28, 2024
Add a flag to wait for serial port (Feature request) Open

CLI feature request

Difficulty 3/5 1-2 days Newbie friendliness 35/100

esp-rs/espflash#650 · 3 comments · Opened Jul 2, 2024
How to use with ftdi FT232-ttl adapter (esp32s3 board)? Able to monitor but not able to flash... Open

status:needs-investigation

Difficulty 4/5 3-5 days Newbie friendliness 30/100

esp-rs/espflash#646 · 10 comments · Opened Jun 7, 2024
Official support for encrypted flash Open

feature request help wanted

Difficulty 4/5 3-5 days Newbie friendliness 25/100

esp-rs/espflash#642 · 1 comment · Opened May 27, 2024
write-bin: Skip writing if binary has not changed. Open

feature request

Difficulty 4/5 3-5 days Newbie friendliness 38/100

esp-rs/espflash#630 · 1 comment · Opened Apr 26, 2024
espflash monitor addr2line is different compared to native add2line Open

serial monitor

Difficulty 4/5 3-5 days Newbie friendliness 35/100

esp-rs/espflash#600 · 6 comments · Opened Feb 24, 2024
esp32c6: Waiting for download _after_ flashing Open

bug status:needs-investigation

Difficulty 4/5 3-5 days Newbie friendliness 35/100

esp-rs/espflash#556 · 44 comments · 2 reactions · Opened Jan 19, 2024
Implement support for Secure Boot V2 Open

feature request help wanted

Difficulty 5/5 Over a week Newbie friendliness 20/100

esp-rs/espflash#191 · 6 comments · Opened Jun 2, 2022

esp-rs/espflash

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