eclipse-paho/paho.mqtt.python

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paho.mqtt.python

Stars: 2.4k
Forks: 744
Open beginner issues: 3
Indexed issues: 112
Avg merge: 12d 48m
Merged PRs (30d): 1

Dominant language: Python
License: No license data
Last GitHub push: Sep 9, 2026
Latest indexed: Sep 15, 2026
Contributing guide: Contributing guide
Code of conduct: Code of conduct
Beginner labels: No beginner labels indexed

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112 open issues indexed

Update CONTRIBUTING to reflect AI policy Open

Status: Available

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

eclipse-paho/paho.mqtt.python#957 · 5 comments · Opened Sep 21, 2026
MQTTMatcher: # wildcard does not match parent level (spec 4.7.1.2) - sport/# fails to match topic sport Open

Status: Available

Difficulty 2/5 1-3 hours Newbie friendliness 88/100

eclipse-paho/paho.mqtt.python#950 · 1 comment · Opened Aug 25, 2026
Feature req/ suggestion. Public API for client._out_messages.clear() Open

Status: Available

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

eclipse-paho/paho.mqtt.python#935 · Opened Jul 20, 2026
When will be the next release? Open

Status: Available

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

eclipse-paho/paho.mqtt.python#933 · 4 comments · Opened Jul 15, 2026
QoS2 sends messages out-of-order if published between CONNECT and CONNACK when using connect_async() Open

Status: Available

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

eclipse-paho/paho.mqtt.python#910 · 2 comments · Opened Apr 28, 2026
ACL deny by server on Publish still produces Success in client (python) Open

Status: Available

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

eclipse-paho/paho.mqtt.python#895 · 3 comments · Opened Jun 27, 2025
Infinite disconnect/reconnect loops because reconnection resends qos>0 messages even when they're using topic aliasing Open

Status: Available

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

eclipse-paho/paho.mqtt.python#893 · 5 comments · Opened Jun 11, 2025
Pylance complains about "CallbackAPIVersion" is not exported from module "paho.mqtt.client" Open

Status: Available

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

eclipse-paho/paho.mqtt.python#892 · 9 comments · 1 reaction · Opened May 18, 2025
The SSLError causes the thread running paho-mqtt via loop_start() to hang Open

Status: Available

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

eclipse-paho/paho.mqtt.python#891 · 1 comment · Opened May 9, 2025
How to convert timestamp from MQTTmessage into current datetime Open

Status: Available

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

eclipse-paho/paho.mqtt.python#888 · 1 comment · Opened Apr 15, 2025
Follow 301/308/30X HTTP redirects Open

Status: Available

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

eclipse-paho/paho.mqtt.python#886 · 1 comment · Opened Apr 3, 2025
will_set should make it clear when it's not effective Open

Status: Available

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

eclipse-paho/paho.mqtt.python#885 · 4 comments · Opened Mar 19, 2025
QoS 2 messages loss on new instance Open

Status: Available

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

eclipse-paho/paho.mqtt.python#883 · Opened Mar 5, 2025
import of paho.mqtt.client not possible when ONLY importing in subthread Open

Status: Available

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

eclipse-paho/paho.mqtt.python#882 · 4 comments · Opened Mar 3, 2025
Option to add custom websocket headers for handshake Open

Status: Available

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

eclipse-paho/paho.mqtt.python#879 · 2 comments · Opened Feb 5, 2025
Receiving retained message twice on subscription to multiple topics with one subscribe call Open

Status: Available

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

eclipse-paho/paho.mqtt.python#878 · 1 comment · Opened Jan 17, 2025
Inconsistent implementation for MQTT 5 persistent sessions (clean_start) Open

Status: Available

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

eclipse-paho/paho.mqtt.python#877 · 1 comment · Opened Jan 12, 2025
Roundtrips take at least 40ms or are not in the right order when publishing in subscribe Open

Status: Available

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

eclipse-paho/paho.mqtt.python#874 · 4 comments · Opened Dec 1, 2024
open connection with custom socket Open

Status: Available

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

eclipse-paho/paho.mqtt.python#873 · 1 comment · Opened Nov 28, 2024
Client.loop_stop contains a race-condition Open

Status: Available

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

eclipse-paho/paho.mqtt.python#872 · 1 comment · 1 reaction · Opened Nov 27, 2024
on_connect not called after reconnection after server restart Open

Status: Available

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

eclipse-paho/paho.mqtt.python#871 · 2 comments · Opened Nov 16, 2024
on_disconnect Callback Triggered Twice When Connection is Lost Open

Status: Available

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

eclipse-paho/paho.mqtt.python#870 · 4 comments · 1 reaction · Opened Nov 10, 2024
Using Paho 2.+ in Python for MQTT with TPM Open

Status: Available

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

eclipse-paho/paho.mqtt.python#869 · 1 comment · Opened Nov 8, 2024
Failing `on_message` retries message indefinitly Open

Status: Available

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

eclipse-paho/paho.mqtt.python#867 · 2 comments · Opened Oct 31, 2024
Programmatically way to determine if paho-mqtt processes queue is empty? Open

Status: Available

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

eclipse-paho/paho.mqtt.python#865 · 2 comments · Opened Oct 22, 2024
Socket error: 407: Proxy Authentication Required Open

Status: Available

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

eclipse-paho/paho.mqtt.python#863 · 1 comment · Opened Sep 18, 2024
Connecting With Enhanced Authentication Open

Status: Available

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

eclipse-paho/paho.mqtt.python#862 · 1 comment · Opened Sep 17, 2024
cant install paho on my raspberry Open

Status: Available

Difficulty 1/5 Under an hour Newbie friendliness 15/100

eclipse-paho/paho.mqtt.python#861 · 1 comment · Opened Sep 14, 2024
Incorrect handling of DISCONNECT packet Open

Status: Available

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

eclipse-paho/paho.mqtt.python#860 · 2 comments · Opened Sep 10, 2024
raise error when run the examples loop_asyncio.py Open

Status: Available

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

eclipse-paho/paho.mqtt.python#859 · 1 comment · Opened Sep 6, 2024
Failed to connect: Not authorized. loop_forever() will retry connection Open

Status: Available

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

eclipse-paho/paho.mqtt.python#858 · 1 comment · Opened Aug 19, 2024
max_queued_messages_set(size) Open

Status: Available Type: Question

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

eclipse-paho/paho.mqtt.python#857 · 1 comment · Opened Aug 5, 2024
buffer strategy for QOS>0 messages Open

Status: Available Type: Enhancement

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

eclipse-paho/paho.mqtt.python#856 · 1 comment · Opened Jul 26, 2024
Feature request: Clean up reconnection semantics Open

Status: Available

Difficulty 5/5 Over a week Newbie friendliness 18/100

eclipse-paho/paho.mqtt.python#855 · Opened Jul 17, 2024
How to recognize "In state connection received CLIENT ALERT" Open

Status: Available

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

eclipse-paho/paho.mqtt.python#853 · 19 comments · Opened Jun 24, 2024
Reinitialize API Missed callback_api_version Argument Open

Status: Available Type: Bug

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

eclipse-paho/paho.mqtt.python#850 · 2 comments · Opened Jun 13, 2024
when client has been disconnected, but client.is_connected() is True Open

Status: Available Status: More info needed

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

eclipse-paho/paho.mqtt.python#840 · 10 comments · Opened May 13, 2024
Not able to install in linux server Open

Status: More info needed

Difficulty 3/5 1-2 days Newbie friendliness 25/100

eclipse-paho/paho.mqtt.python#836 · 3 comments · Opened Apr 26, 2024
Subscription could be lost if loop is started before connecting to server. (inconsistiency in docs) Open

Status: Available Type: Bug

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

eclipse-paho/paho.mqtt.python#835 · 1 comment · Opened Apr 18, 2024
Unit tests don't seem to work Open

Status: Available

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

eclipse-paho/paho.mqtt.python#834 · 3 comments · Opened Apr 15, 2024
Frequent message loss with MQTT Open

Status: Available Status: More info needed

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

eclipse-paho/paho.mqtt.python#830 · 1 comment · Opened Mar 26, 2024
ReasonCode.names is missing a ReasonCode.packet_name Open

Status: Available

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

eclipse-paho/paho.mqtt.python#827 · 6 comments · Opened Mar 24, 2024
Since version 2.0 calling client.reinitialise() raise RuntimeError: Unsupported callback API version Open

Status: Available Type: Bug

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

eclipse-paho/paho.mqtt.python#824 · 1 comment · Opened Mar 8, 2024
Undefined CallbackAPIVersion Open

Status: Available Status: More info needed

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

eclipse-paho/paho.mqtt.python#822 · 4 comments · 2 reactions · Opened Mar 1, 2024
due to select() paho-mqtt is unable to connect if more than 1024 file handle are used Open

Status: Available Type: Enhancement

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

eclipse-paho/paho.mqtt.python#819 · 7 comments · 1 reaction · Opened Feb 27, 2024
Connect with MQTTv5 by default Open

Status: Available Type: Enhancement

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

eclipse-paho/paho.mqtt.python#816 · 5 comments · 1 reaction · Opened Feb 21, 2024
paho-mqtt-2.0.0 client issue Open

Status: Available

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

eclipse-paho/paho.mqtt.python#814 · 20 comments · 3 reactions · Opened Feb 12, 2024
PINGREQ still going out even when QoS 1 publishes are happening within keep alive period Open

Status: Available

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

eclipse-paho/paho.mqtt.python#813 · 4 comments · Opened Feb 9, 2024
Inconsistent documentation Open

Status: Available

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

eclipse-paho/paho.mqtt.python#810 · 1 comment · Opened Feb 3, 2024
Defaults for tls={'ca_certs': ...} Open

Status: Available Type: Enhancement

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

eclipse-paho/paho.mqtt.python#798 · 8 comments · Opened Jan 8, 2024

eclipse-paho/paho.mqtt.python

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