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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

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
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
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
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
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
`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
dht22 calculates temperature incorrectly at negative values Open

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

micropython/micropython-lib#1074 · Opened Dec 25, 2025
docs: machine.RTC.memory examples not working Open

docs

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

micropython/micropython#18176 · 5 comments · Opened Sep 30, 2025
[webassembly] 'runPythonAsync' api missing { async: true } option. Open

bug port-webassembly

Difficulty 1/5 Under an hour Newbie friendliness 82/100

micropython/micropython#16890 · 1 comment · Opened Mar 10, 2025
venv creation fails when `sys.executable == ''` Open

needs-info

Difficulty 1/5 Under an hour Newbie friendliness 72/100

micropython/micropython-lib#943 · 1 comment · Opened Dec 9, 2024
"requests" does not handle redirection with relative path correctly Open

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

micropython/micropython-lib#931 · 1 comment · Opened Oct 20, 2024
os-path causes build conflict with unix_ffi os Open

Difficulty 1/5 Under an hour Newbie friendliness 62/100

micropython/micropython-lib#795 · 2 comments · Opened Feb 2, 2024
webrepl: Support LAN as well as WLAN boards. Open

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

micropython/micropython-lib#762 · Opened Nov 1, 2023
Sparkfun Micromod UART Open

bug port-stm32

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

micropython/micropython#12350 · 8 comments · Opened Sep 1, 2023
docs: non standard behaviour of float() Open

docs

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

micropython/micropython#11843 · 4 comments · Opened Jun 22, 2023
docs: add section about interrupts to the quick reference (e.g. for ESP32) Open

docs port-esp32

Difficulty 1/5 1-3 hours Newbie friendliness 68/100

micropython/micropython#6581 · Opened Oct 29, 2020
[Feature Request] types.SimpleNamespace Open

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

micropython/micropython-lib#342 · Opened May 28, 2019

micropython

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