emqx/MQTTX

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A Powerful and All-in-One MQTT 5.0 client toolbox for Desktop, CLI and WebSocket.

Stars: 5.1k
Forks: 548
Open beginner issues: 0
Indexed issues: 106

Dominant language: TypeScript
License: Apache-2.0
Last GitHub push: Aug 17, 2026
Latest indexed: Sep 15, 2026
Contributing guide: Contributing guide
Code of conduct: Code of conduct
Beginner labels: help wanted
PR merge metrics: No merged PRs in 30d

Open All

106 open issues indexed

Support batch deletion of connections Open

desktop enhancement

emqx/MQTTX#470 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 15, 2026
[Feature] Manually adjust the left and right layout width Open

desktop feature web

emqx/MQTTX#505 · 1 comment · 1 reaction · 1 assignee · Indexed Sep 15, 2026
[Feature] “Pub” list Open

desktop feature

emqx/MQTTX#532 · 2 comments · 4 reactions · 1 assignee · Indexed Sep 15, 2026
[Feature] Auto subscribe on connect Open

desktop feature

emqx/MQTTX#537 · 1 comment · 1 reaction · 1 assignee · Indexed Sep 15, 2026
[Help] Topics Restored by Clean Session Open

help wanted

emqx/MQTTX#549 · 2 comments · 0 reactions · 1 assignee · Indexed Sep 15, 2026
[Feature] Publish Snippets Open

CLI desktop feature

emqx/MQTTX#584 · 3 comments · 0 reactions · 1 assignee · Indexed Sep 15, 2026
[Feature] Hope the script function will support the ability to repost messages to specified topics based on the messages received Open

feature

emqx/MQTTX#601 · 3 comments · 0 reactions · 1 assignee · Indexed Sep 15, 2026
[Feature] Script function improvement Open

desktop discussion feature

emqx/MQTTX#635 · 3 comments · 1 reaction · 1 assignee · Indexed Sep 15, 2026
[Feature] Specifying a local port Open

feature

emqx/MQTTX#663 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 15, 2026
[Proxy Setting] Allow users to specify proxy settings to connect to MB Open

CLI desktop feature web

emqx/MQTTX#706 · 3 comments · 5 reactions · 1 assignee · Indexed Sep 15, 2026
What do you think about using MQTTX? Open

CLI desktop discussion web

emqx/MQTTX#771 · 23 comments · 13 reactions · 1 assignee · Indexed Sep 15, 2026
[Feature] Provide publish function in script editor Open

feature

emqx/MQTTX#776 · 1 comment · 4 reactions · 1 assignee · Indexed Sep 15, 2026
[Feature] Add encoding cp1251? Open

CLI desktop feature

emqx/MQTTX#781 · 1 comment · 0 reactions · 1 assignee · Indexed Sep 15, 2026
[Feature] Independent payload and topic per connection Open

desktop discussion feature

emqx/MQTTX#886 · 4 comments · 0 reactions · 1 assignee · Indexed Sep 15, 2026
[Bug] Empty user names cannot establish TLS connections Open

bug desktop

emqx/MQTTX#890 · 1 comment · 0 reactions · 1 assignee · Indexed Sep 15, 2026
[Feature] TLS-PSK connection options Open

feature

emqx/MQTTX#915 · 2 comments · 0 reactions · 1 assignee · Indexed Sep 15, 2026
[Feature] Using different scripts in Pub Sub Open

desktop feature

emqx/MQTTX#921 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 15, 2026
when to support connection base quic protocol? Open

CLI desktop feature web

emqx/MQTTX#976 · 1 comment · 0 reactions · 1 assignee · Indexed Sep 15, 2026
[Feature] Support for Decoding Sparkplug-B Payload Open

desktop feature

emqx/MQTTX#996 · 5 comments · 2 reactions · 1 assignee · Indexed Sep 15, 2026
[Bug] Message published as plain text instead of base64 Open

desktop discussion enhancement feature

emqx/MQTTX#1042 · 7 comments · 0 reactions · 1 assignee · Indexed Sep 15, 2026
[Bug] SubAck does not return reasonCode，but the subscription is successful Open

bug desktop

emqx/MQTTX#1063 · 2 comments · 0 reactions · 1 assignee · Indexed Sep 15, 2026
[BUG] Looking for MQTTX to log messages for longer duration Open

bug desktop

emqx/MQTTX#1075 · 2 comments · 1 reaction · 1 assignee · Indexed Sep 15, 2026
[Feature] User Experience Enhancement 1. support input box message timing 2. automatically get the current topic window auto-fill topic information Open

desktop discussion enhancement

emqx/MQTTX#1086 · 3 comments · 0 reactions · 1 assignee · Indexed Sep 15, 2026
[Feature] Optimization of window issues on software Open

bug desktop enhancement

emqx/MQTTX#1167 · 1 comment · 0 reactions · 1 assignee · Indexed Sep 15, 2026
[Feature] Add MQTT X in Debian repository Open

discussion feature help wanted

emqx/MQTTX#1169 · 3 comments · 0 reactions · 1 assignee · Indexed Sep 15, 2026
[Bug] Exceptions occur when messages are sent periodically Open

bug desktop

emqx/MQTTX#1178 · 2 comments · 0 reactions · 2 assignees · Indexed Sep 15, 2026
Subscription aliases don't seem to work correctly Open

bug desktop

emqx/MQTTX#1181 · 2 comments · 0 reactions · 1 assignee · Indexed Sep 15, 2026
Are there plans to support other data formats Open

CLI desktop feature web

emqx/MQTTX#1182 · 1 comment · 1 reaction · 1 assignee · Indexed Sep 15, 2026
[Help] The mqtt connection is disconnected Open

bug desktop enhancement

emqx/MQTTX#1184 · 1 comment · 0 reactions · 1 assignee · Indexed Sep 15, 2026
[Feature] Easy testing of different connected devices through different topics and payloads. Topic/Payload predefined Open

desktop enhancement feature

emqx/MQTTX#1185 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 15, 2026
[Feature] Enable a configuration option to compact the MQTT messages area Open

desktop enhancement feature UI/UX

emqx/MQTTX#1186 · 1 comment · 0 reactions · 1 assignee · Indexed Sep 15, 2026
[Feature] $SYS with a special output UI Open

CLI desktop feature web

emqx/MQTTX#1211 · 4 comments · 1 reaction · 1 assignee · Indexed Sep 15, 2026
[Feature] Add the name of the active subscription to the top of the traffic monitoring window Open

desktop feature web

emqx/MQTTX#1231 · 3 comments · 0 reactions · 1 assignee · Indexed Sep 15, 2026
[Bug] Windows Smart App Control blocked instalation Open

bug desktop discussion

emqx/MQTTX#1238 · 2 comments · 0 reactions · 1 assignee · Indexed Sep 15, 2026
[Bug] Data backup does not export collection/group names Open

desktop enhancement feature

emqx/MQTTX#1255 · 2 comments · 0 reactions · 1 assignee · Indexed Sep 15, 2026
Connection dropped and auto-reconnect not working after publish Open

invalid question

emqx/MQTTX#1295 · 10 comments · 0 reactions · 1 assignee · Indexed Sep 15, 2026
[Feature] The script supports backup and recovery and hope to send messages in the script Open

desktop feature

emqx/MQTTX#1309 · 1 comment · 0 reactions · 1 assignee · Indexed Sep 15, 2026
Missing properties length in PUBACK response Open

bug

emqx/MQTTX#1317 · 1 comment · 0 reactions · 1 assignee · Indexed Sep 15, 2026
hashes for release files are missing Open

bug CLI

emqx/MQTTX#1318 · 4 comments · 0 reactions · 1 assignee · Indexed Sep 15, 2026
Investigate the issue of GitHub CI building the CLI. Open

chore CLI

emqx/MQTTX#1363 · 0 comments · 0 reactions · 2 assignees · Indexed Sep 15, 2026
[Feature] MQTTX CLI Supports Logging Open

CLI feature

emqx/MQTTX#1365 · 0 comments · 1 reaction · 1 assignee · Indexed Sep 15, 2026
[Feature] Protobuf Encoding / Decoding per Subscription Open

CLI desktop feature

emqx/MQTTX#1371 · 3 comments · 3 reactions · 1 assignee · Indexed Sep 15, 2026
[Feature] Multiple publishing topics and message grouping Open

desktop feature

emqx/MQTTX#1401 · 1 comment · 0 reactions · 1 assignee · Indexed Sep 15, 2026
[Bug] When sending a message with qos=2, according to the MQTT 3.1.1 protocol, MQTTX should first store the message locally and then proceed with sending. Open

bug desktop discussion

emqx/MQTTX#1404 · 6 comments · 0 reactions · 1 assignee · Indexed Sep 15, 2026
Messages do not appear in the UI due to "SQLITE_ERROR: no such column: c.meta" Open

bug desktop migration Windows

emqx/MQTTX#1405 · 2 comments · 0 reactions · 2 assignees · Indexed Sep 15, 2026
[Bug] After software update on windows, all subscriptions topic are gone Open

bug desktop migration Windows

emqx/MQTTX#1422 · 3 comments · 0 reactions · 2 assignees · Indexed Sep 15, 2026
[Bug] Unable to remove subscription Open

bug desktop

emqx/MQTTX#1427 · 6 comments · 1 reaction · 2 assignees · Indexed Sep 15, 2026
[Bug] Security issue with package `vm2` Open

bug chore desktop enhancement

emqx/MQTTX#1438 · 1 comment · 0 reactions · 1 assignee · Indexed Sep 15, 2026
Export data: No file in directory found Open

bug desktop Linux

emqx/MQTTX#1452 · 5 comments · 0 reactions · 2 assignees · Indexed Sep 15, 2026
[Bug] flatpak update issue Open

bug desktop Linux

emqx/MQTTX#1466 · 4 comments · 1 reaction · 2 assignees · Indexed Sep 15, 2026

emqx/MQTTX

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