Issues

Treat TYPE_CHECKING = False as an internal const value
micropython/micropython#19734 · opened on Sep 29, 2026
Add machine.mem64 support
micropython/micropython#19719 · opened on Sep 20, 2026
asyncio.run(...) hangs and neither returns nor raises after asyncio.new_event_loop() called within
micropython/micropython#19718 · opened on Sep 20, 2026
2
Store ROM qstr strings in a blob with 16-bit offsets
micropython/micropython#19715 · opened on Sep 17, 2026
4
bin(), hex() and oct() ignore __index__
micropython/micropython#19714 · opened on Sep 17, 2026
2
modlwip: non-blocking socket blocks in send when out of memory
micropython/micropython#19704 · opened on Sep 16, 2026
OpenMV Feature: GC Scan Improvments.
micropython/micropython#19703 · opened on Sep 16, 2026
2
Support some ANSI escape codes in pyexec repl
micropython/micropython#19702 · opened on Sep 15, 2026
XIAO ESP32C5 assertion "result == ETS_OK" failed
micropython/micropython#19696 · opened on Sep 11, 2026
1
USB-NCM DHCP-Server shared with WiFi-AP DHCP-Server -> local link IP on AP
micropython/micropython#19685 · opened on Sep 5, 2026 · release-1.30
1
Thread does not handle import correct
micropython/micropython#19682 · opened on Sep 5, 2026
6
ports/esp32/usb.c: Native USB CDC drops output / hangs with WebSerial (strict dtr && rts check)
micropython/micropython#19677 · opened on Sep 1, 2026
1
webassembly: standard variant fails 5 of its own port tests, any gc.collect() aborts
micropython/micropython#19670 · opened on Aug 31, 2026
2
off by one in mp_hal_get_mac_ascii
micropython/micropython#19668 · opened on Aug 30, 2026
1
esp32 (cmake): mpy-cross sub-make inherits a command-line BUILD=, breaking the firmware link
micropython/micropython#19667 · opened on Aug 29, 2026
1
Building with cmake and MICROPY_PY_BTREE=1 yields warnings about old-style function definitions
micropython/micropython#19643 · opened on Aug 20, 2026
1
Add class USBDevice to i.MXRT family
micropython/micropython#19640 · opened on Aug 19, 2026
1
mpremote errors on SAMD51 + ROMFS during rm -r :/
micropython/micropython#19636 · opened on Aug 18, 2026
3
MicroPython type confusion in star imports causes interpreter crash
micropython/micropython#19621 · opened on Aug 14, 2026
3
json.loads accepts several inputs that CPython rejects, and one of them loses data without reporting anything
micropython/micropython#19581 · opened on Aug 5, 2026
10
Expose FreeRTOS Software Timers to MicroPython
micropython/micropython#19576 · opened on Aug 4, 2026
2
Since v1.28.0, the exec function transforms the \x00 char in \x01 on ESP32
micropython/micropython#19529 · opened on Jul 27, 2026
10
OpenMV Feature: Named Peripherals
micropython/micropython#19519 · opened on Jul 25, 2026
3
More SRAM on STM32N6
micropython/micropython#19515 · opened on Jul 24, 2026
15
RP2350: machine.I2C.writeto() returns OSError(5) for SHT45 on v1.28.0, works on v1.27.x
micropython/micropython#19514 · opened on Jul 24, 2026
1