micropython/micropython-lib

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Core Python libraries ported to MicroPython

Stars: 2.9k
Forks: 1.1k
Open beginner issues: 0
Indexed issues: 144
Avg merge: 7d 6h
Merged PRs (30d): 3

Dominant language: Python
License: No license data
Last GitHub push: Sep 14, 2026
Latest indexed: Sep 20, 2026
Contributing guide: Contributing guide
Code of conduct: No code of conduct
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144 open issues indexed

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
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
[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
requests: HTTP/1.1 response bodies and max_body limit Open

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

micropython/micropython-lib#1118 · 1 comment · Opened Jun 1, 2026
Implement tomllib Open

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

micropython/micropython-lib#1097 · 8 comments · Opened Mar 19, 2026
Chunked responses in aiohttp result in an attempt to allocate a 4 gigabyte buffer… and maybe it doesn't actually work anyway? Open

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

micropython/micropython-lib#1093 · 1 comment · 1 reaction · Opened Mar 10, 2026
requests: guard against getaddrinfo() hang when WiFi not connected Open

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

micropython/micropython-lib#1078 · 1 comment · Opened Feb 9, 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
umqtt.simple/umqtt/simple.py MQTTClient.publish() breaks on unicode Open

unicode

micropython/micropython-lib#1073 · 3 comments · 1 assignee · Opened Dec 22, 2025
uMQTT_Simple suggestions: #1: Return ping result instead of None & #2: Make socket write under 'disconnect' & 'ping' non-blocking Open

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

micropython/micropython-lib#1070 · Opened Dec 5, 2025
USB-device-midi is missing helper function to send SysEx Open

Difficulty 2/5 1-3 hours Newbie friendliness 30/100

micropython/micropython-lib#1066 · Opened Nov 22, 2025
USB HID Implementation for ESP32S3 has problems ! Open

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

micropython/micropython-lib#1044 · 11 comments · Opened Sep 19, 2025
Distinguishing CDCInterface UART Open

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

micropython/micropython-lib#1041 · Opened Aug 17, 2025
aiohttp: ws: frame not fully received/read if large Open

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

micropython/micropython-lib#1037 · 3 comments · Opened Jul 31, 2025
USBDevice hid debug whit webusb-hid Open

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

micropython/micropython-lib#1028 · Opened Jul 2, 2025
ssd1306 might need to send SET_IREF_SELECT(0xad) <-- 0x30 during init_display. Open

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

micropython/micropython-lib#1025 · 2 comments · Opened Jun 16, 2025
aiohttp - incorrect handling of connection pooling with web sockets. Open

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

micropython/micropython-lib#1018 · 2 comments · Opened Jun 4, 2025
mip: package installation using GitLab URLs for repos in subgroups Open

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

micropython/micropython-lib#1014 · 4 comments · Opened May 29, 2025
aioble not happy with characteristic writes... Open

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

micropython/micropython-lib#996 · 2 comments · Opened Apr 8, 2025
umqtt.simple cannot transmit longer messages than 125 ascii characters on Pico1 W Open

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

micropython/micropython-lib#994 · 4 comments · Opened Apr 2, 2025
usb-device-cdc raises TypeError when using default timeout of None and going to block Open

Difficulty 2/5 1-3 hours Newbie friendliness 38/100

micropython/micropython-lib#993 · Opened Mar 30, 2025
Very slow sdcard reading on Pico/Pico2 Open

Difficulty 4/5 3-5 days Newbie friendliness 32/100

micropython/micropython-lib#990 · 2 comments · Opened Mar 25, 2025
"Why am I unable to read the keyboard input?" Open

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

micropython/micropython-lib#984 · Opened Mar 12, 2025
aioble: Unhandled exception in IRC callback - memory allocation failed Open

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

micropython/micropython-lib#982 · Opened Mar 11, 2025
logging.basicConfig(force=False) on empty handler list never initializes Formatter and Handler Open

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

micropython/micropython-lib#979 · Opened Feb 25, 2025
Connecting to the same WiFi access point with an incorrect password succeeds, after successfully connecting and disconnecting with a valid password. Open

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

micropython/micropython-lib#971 · Opened Feb 7, 2025
[mqtt - enhancement] setting up sock read() chunk size Open

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

micropython/micropython-lib#959 · 1 comment · Opened Jan 6, 2025
UMQTT: Library stops receiving broker responses after a subscribed message arrives Open

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

micropython/micropython-lib#951 · 9 comments · 1 reaction · Opened Dec 23, 2024
[aioble] After timeout, reconnection is successful. (Peripherals are always powered off) Open

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

micropython/micropython-lib#950 · 9 comments · Opened Dec 22, 2024
umqtt.simple using websockets Open

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

micropython/micropython-lib#948 · 1 comment · Opened Dec 12, 2024
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
Add support for stdlib decimal.Decimal Open

enhancement

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

micropython/micropython-lib#938 · 1 comment · Opened Nov 19, 2024
aioble drops notifications Open

enhancement

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

micropython/micropython-lib#934 · 3 comments · Opened Nov 5, 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
Keyboard Multimedia Key Support? Open

micropython/micropython-lib#930 · 2 comments · 1 assignee · Opened Oct 20, 2024
shutdown function of logging module does not empty _loggers Open

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

micropython/micropython-lib#928 · Opened Oct 7, 2024
After inserting and removing the SD card, an error occurs when deleting a file Open

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

micropython/micropython-lib#926 · Opened Oct 3, 2024
USB HID keyboard and mouse at the same time Open

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

micropython/micropython-lib#921 · 3 comments · Opened Sep 9, 2024
cannot connect to aws iot using umqtt.simple Open

Difficulty 4/5 3-5 days Newbie friendliness 20/100

micropython/micropython-lib#915 · 2 comments · Opened Aug 26, 2024
USB device removal appears to cause problems in Windows. Open

Difficulty 4/5 3-5 days Newbie friendliness 32/100

micropython/micropython-lib#913 · 1 comment · Opened Aug 25, 2024
aioble: Not all characteristics are shown Open

bug

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

micropython/micropython-lib#912 · 6 comments · Opened Aug 24, 2024
[lib: datetime] Updation of a `datetime` object with a `timedelta` obj reflects the change in the `datetime` object but is not reflected in the value returned by the `timetuple()` function Open

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

micropython/micropython-lib#911 · 2 comments · 1 reaction · Opened Aug 21, 2024
umqtt: keepalive feature doesn’t function correctly Open

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

micropython/micropython-lib#909 · 2 comments · 1 reaction · Opened Aug 15, 2024
Unable to save service discovery during bonding makes it impossible to get data from some bonded devices on reconnect Open

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

micropython/micropython-lib#903 · 3 comments · Opened Jul 22, 2024
Use Emulation to Run RP2 PIO Code on Other Ports Open

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

micropython/micropython-lib#900 · 3 comments · Opened Jul 20, 2024
The order of bt_addr passed up in the ScanResult Open

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

micropython/micropython-lib#884 · 1 comment · Opened Jun 14, 2024
Cannot init USB devices in boot.py Open

bug

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

micropython/micropython-lib#882 · 8 comments · 1 reaction · Opened Jun 13, 2024
HID keyboard won't release keys when called via schedule Open

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

micropython/micropython-lib#873 · 6 comments · Opened Jun 7, 2024
Feature request: support for the HTTP Digest authentication on the requests and/or the aiohttp Open

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

micropython/micropython-lib#869 · 3 comments · Opened May 30, 2024
Handling the # TODO: Handle failure in the _IRQ_ENCRYPTION_UPDATE event Open

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

micropython/micropython-lib#868 · Opened May 29, 2024

micropython/micropython-lib

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