Owner

micropython

4 indexed repositories · View on GitHub

micropython
MicroPython - a lean and efficient Python implementation for microcontrollers and constrained systems

C · 22074 stars
micropython-lib
Core Python libraries ported to MicroPython

Python · 2855 stars
micropython-esp32-ulp
ESP32 ULP Co-Processor toolchain implemented in MicroPython

Python · 142 stars
micropython-media

Shell · 13 stars

Beginner friendly Everything

Open All

Add `machine.mem64` support Open

enhancement

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

micropython/micropython#19719 · Opened Sep 20, 2026
asyncio.run(...) hangs and neither returns nor raises after asyncio.new_event_loop() called within Open

bug

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

micropython/micropython#19718 · Opened Sep 20, 2026
Store ROM qstr strings in a blob with 16-bit offsets Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 38/100

micropython/micropython#19715 · 4 comments · 2 reactions · Opened Sep 17, 2026
`bin()`, `hex()` and `oct()` ignore `__index__` Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 72/100

micropython/micropython#19714 · 2 comments · Opened Sep 17, 2026
usb-midi-device crashes esp32-s3 when OUT USB packets sent at line rate Open

Difficulty 4/5 3-5 days Newbie friendliness 65/100

micropython/micropython-lib#1162 · 1 comment · Opened Sep 16, 2026
modlwip: non-blocking socket blocks in send when out of memory Open

Difficulty 2/5 1-3 hours Newbie friendliness 82/100

micropython/micropython#19704 · Opened Sep 16, 2026
OpenMV Feature: GC Scan Improvments. Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 25/100

micropython/micropython#19703 · 2 comments · Opened Sep 16, 2026
Support some ANSI escape codes in pyexec repl Open

enhancement

Difficulty 3/5 1-2 days Newbie friendliness 52/100

micropython/micropython#19702 · Opened Sep 15, 2026
XIAO ESP32C5 assertion "result == ETS_OK" failed Open

bug port-esp32

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

micropython/micropython#19696 · 1 comment · Opened Sep 11, 2026
USB-midi-device crashes when a lot of pitchbend messages are received [MicroPython v1.29.0] Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 56/100

micropython/micropython-lib#1158 · 17 comments · Opened Sep 6, 2026
USB-NCM DHCP-Server shared with WiFi-AP DHCP-Server -> local link IP on AP Open

bug

Difficulty 3/5 1-2 days Newbie friendliness 78/100

micropython/micropython#19685 · 1 comment · Opened Sep 5, 2026
Thread does not handle import correct Open

bug port-rp2

Difficulty 3/5 1-2 days Newbie friendliness 65/100

micropython/micropython#19682 · 6 comments · Opened Sep 5, 2026
ports/esp32/usb.c: Native USB CDC drops output / hangs with WebSerial (strict dtr && rts check) Open

bug port-esp32

Difficulty 4/5 3-5 days Newbie friendliness 64/100

micropython/micropython#19677 · 1 comment · Opened Sep 1, 2026
webassembly: standard variant fails 5 of its own port tests, any gc.collect() aborts Open

port-webassembly

Difficulty 4/5 3-5 days Newbie friendliness 52/100

micropython/micropython#19670 · 2 comments · Opened Aug 31, 2026
off by one in mp_hal_get_mac_ascii Open

bug port-stm32

Difficulty 2/5 1-3 hours Newbie friendliness 78/100

micropython/micropython#19668 · 1 comment · Opened Aug 30, 2026
esp32 (cmake): mpy-cross sub-make inherits a command-line BUILD=, breaking the firmware link Open

bug port-esp32

Difficulty 2/5 1-3 hours Newbie friendliness 84/100

micropython/micropython#19667 · 1 comment · Opened Aug 29, 2026
Building with cmake and MICROPY_PY_BTREE=1 yields warnings about old-style function definitions Open

bug

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

micropython/micropython#19643 · 1 comment · Opened Aug 20, 2026
Add class USBDevice to i.MXRT family Open

enhancement port-mimxrt

Difficulty 5/5 Over a week Newbie friendliness 35/100

micropython/micropython#19640 · 1 comment · Opened Aug 19, 2026
mpremote errors on SAMD51 + ROMFS during rm -r :/ Open

bug tools

Difficulty 3/5 1-2 days Newbie friendliness 65/100

micropython/micropython#19636 · 3 comments · Opened Aug 18, 2026
MicroPython type confusion in star imports causes interpreter crash Open

py-core

Difficulty 3/5 1-2 days Newbie friendliness 72/100

micropython/micropython#19621 · 3 comments · Opened Aug 14, 2026
json.loads accepts several inputs that CPython rejects, and one of them loses data without reporting anything Open

bug extmod

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

micropython/micropython#19581 · 10 comments · Opened Aug 5, 2026
Expose FreeRTOS Software Timers to MicroPython Open

enhancement needs-info

Difficulty 5/5 Over a week Newbie friendliness 30/100

micropython/micropython#19576 · 2 comments · Opened Aug 4, 2026
Since v1.28.0, the exec function transforms the \x00 char in \x01 on ESP32 Open

bug py-core

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

micropython/micropython#19529 · 10 comments · Opened Jul 27, 2026
OpenMV Feature: Named Peripherals Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 35/100

micropython/micropython#19519 · 3 comments · Opened Jul 25, 2026
More SRAM on STM32N6 Open

enhancement port-stm32

Difficulty 5/5 Over a week Newbie friendliness 35/100

micropython/micropython#19515 · 11 comments · Opened Jul 24, 2026
RP2350: machine.I2C.writeto() returns OSError(5) for SHT45 on v1.28.0, works on v1.27.x Open

bug port-rp2

Difficulty 4/5 3-5 days Newbie friendliness 58/100

micropython/micropython#19514 · 1 comment · Opened Jul 24, 2026
labels: Add labels to improve triaging of issues. Open

enhancement

Difficulty 2/5 1-3 hours Newbie friendliness 64/100

micropython/micropython#19509 · 12 comments · Opened Jul 23, 2026
esp32H2在ble作为主机连接到设备时触发意外重启 Open

bug port-esp32

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

micropython/micropython#19496 · 1 comment · Opened Jul 21, 2026
ESP32-S3 I2CTarget memory mode sometimes prepends the address+read byte to register reads Open

bug port-esp32

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

micropython/micropython#19494 · Opened Jul 20, 2026
extmod/modrandom: Add a 64-bits native PRNG for 64-bits systems. Open

enhancement extmod

Difficulty 5/5 Over a week Newbie friendliness 45/100

micropython/micropython#19487 · 2 comments · Opened Jul 19, 2026
Automatic builds for NUCLEO_N657X0 Open

enhancement

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

micropython/micropython#19482 · 3 comments · Opened Jul 17, 2026
RFC: Distribute native modules for easy installation Open

enhancement tools

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

micropython/micropython#19479 · 31 comments · 2 reactions · Opened Jul 16, 2026
esp32: network.LAN() leaks MAC/PHY/netif and GPIO reservations when esp_eth_driver_install fails — Ethernet unrecoverable until reboot Open

bug port-esp32

Difficulty 4/5 3-5 days Newbie friendliness 55/100

micropython/micropython#19457 · 1 comment · Opened Jul 10, 2026
esp32: Pin(id, mode=-1) programs INPUT+OUTPUT+OPEN_DRAIN instead of "no change" (contradicts docs, inconsistent with pull=-1) Open

bug port-esp32

Difficulty 2/5 1-3 hours Newbie friendliness 78/100

micropython/micropython#19456 · Opened Jul 10, 2026
Support for various Waveshare ESP32-P4-WIFI6- boards Open

board-definition port-esp32

Difficulty 3/5 1-2 days Newbie friendliness 52/100

micropython/micropython#19439 · 1 comment · Opened Jul 8, 2026
SoftI2C doesn't work if SDA falls slower than SCL Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 52/100

micropython/micropython#19438 · 4 comments · Opened Jul 7, 2026
RP2:machine.lightsleep() reset custom system frequency back to the default boot speed (150 MHz) on the RP2350. Open

bug port-rp2

Difficulty 3/5 1-2 days Newbie friendliness 62/100

micropython/micropython#19433 · 3 comments · Opened Jul 6, 2026
extmod/modframebuf.c: pixel index arithmetic overflows on 16-bit int targets (out-of-bounds writes) Open

bug extmod

Difficulty 2/5 1-3 hours Newbie friendliness 78/100

micropython/micropython#19431 · Opened Jul 4, 2026
py/gc.c: conservative scan misses pointers at 2-mod-4 offsets on packed 16-bit size_t targets (live objects collected) Open

bug py-core

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

micropython/micropython#19430 · Opened Jul 4, 2026
py/parse.c: parse-node chunk data starts 2-mod-4 on packed 16-bit size_t targets, breaking MP_PARSE_NODE_IS_STRUCT Open

Difficulty 3/5 1-2 days Newbie friendliness 64/100

micropython/micropython#19429 · 6 comments · Opened Jul 4, 2026
py/emitbc.c: jump offset subtraction wraps on ports where size_t is narrower than ssize_t (every backward jump = "bytecode overflow") Open

Difficulty 3/5 1-2 days Newbie friendliness 74/100

micropython/micropython#19428 · Opened Jul 4, 2026
RFC: Python package for MicroPython (Windows/MacOS/Linux/Pyodide) Open

enhancement port-unix port-windows rfc

Difficulty 5/5 Over a week Newbie friendliness 25/100

micropython/micropython#19426 · 19 comments · Opened Jul 4, 2026
RP2: machine.reset_cause() reports machine.WDT_RESET after running machine.reset(), even if WDT was never used Open

bug port-rp2

Difficulty 3/5 1-2 days Newbie friendliness 58/100

micropython/micropython#19409 · Opened Jul 1, 2026
ESP32-S3: Bonding still doesn't work Open

bug port-esp32

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

micropython/micropython#19405 · 6 comments · Opened Jun 30, 2026
[question] mip: native mpy modules distribution Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

micropython/micropython-lib#1129 · Opened Jun 29, 2026
make error with idf install from eim Open

enhancement port-esp32

Difficulty 3/5 1-2 days Newbie friendliness 52/100

micropython/micropython#19390 · 8 comments · Opened Jun 28, 2026
mpy-cross/mpy-ld/natmod Please add target for aarch64 Open

enhancement tools

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

micropython/micropython#19386 · 10 comments · Opened Jun 26, 2026
webassembly `standard` variant broken with modern Emscripten: two bugs in `library.js` and `api.js` Open

bug port-webassembly

Difficulty 3/5 1-2 days Newbie friendliness 68/100

micropython/micropython#19380 · 10 comments · Opened Jun 25, 2026
`mpy_ld.py`: `AttributeError: 'Symbol' object has no attribute 'section'` when linking RISC-V natmod with picolibc Open

bug needs-info tools

Difficulty 2/5 1-3 hours Newbie friendliness 72/100

micropython/micropython#19364 · 13 comments · Opened Jun 21, 2026
OpenMV Feature: Standardize Reset Cause Open

enhancement extmod

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

micropython/micropython#19347 · 6 comments · Opened Jun 16, 2026

Showing the newest 100

This page lists what was indexed most recently. Advanced filter has the whole inventory, narrowed by language, difficulty and how long a task takes.

Open advanced filter

micropython

Showing the newest 100

Get new issues in your inbox