# Latest

**URL:** https://discourse.nodered.org/latest.md?no_subcategories=false&page=2

[Latest](https://discourse.nodered.org/latest.md) · [Categories](https://discourse.nodered.org/categories.md) · [Tags](https://discourse.nodered.org/tags.md)

**Page:** 3

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## [Javascript Not Running in ui\_template](https://discourse.nodered.org/t/javascript-not-running-in-ui-template/101712)

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**Author:** [@TrickyZXR](https://discourse.nodered.org/u/TrickyZXR)\
**Replies:** 16\
**Last updated:** [2 September 2026 12:51 UTC](https://discourse.nodered.org/t/javascript-not-running-in-ui-template/101712 "2026-09-02T12:51:48Z")

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I have a function to scan a dir in .node-red dir on rpi and give me a list of images in that dir. if (!msg.payload) return msg; // Split into lines let lines = msg.payload.split("\\\\n").filter(x =\> x.trim() !== ""); // B…

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## [TTS-Ultimate can now use Homepods and DLNA speakers, beside Sonos](https://discourse.nodered.org/t/tts-ultimate-can-now-use-homepods-and-dlna-speakers-beside-sonos/101718)

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**Author:** [@Supergiovane](https://discourse.nodered.org/u/Supergiovane)\
**Replies:** 0\
**Last updated:** [2 September 2026 06:06 UTC](https://discourse.nodered.org/t/tts-ultimate-can-now-use-homepods-and-dlna-speakers-beside-sonos/101718 "2026-09-02T06:06:20Z")

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TTS-Ultimate can now use HomePods, Airplay 2 and DLNA speakers, beside Sonos. SHAKE it out!

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## [Node-red palette manager not updating](https://discourse.nodered.org/t/node-red-palette-manager-not-updating/101708)

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**Author:** [@lee\_evo](https://discourse.nodered.org/u/lee_evo)\
**Replies:** 9\
**Last updated:** [1 September 2026 13:50 UTC](https://discourse.nodered.org/t/node-red-palette-manager-not-updating/101708 "2026-09-01T13:50:17Z")

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I'm unsure if the problem is local to me as I can't see any other posts reporting it. I've not seen palette manager update the catalogue for over 2days, on inspection the last catalogue was 2026-08-29T17:25:36.898Z. an…

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## [Custom autheitication. sharing data with variable in settings.json](https://discourse.nodered.org/t/custom-autheitication-sharing-data-with-variable-in-settings-json/101700)

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**Author:** [@svefro](https://discourse.nodered.org/u/svefro)\
**Replies:** 3\
**Last updated:** [1 September 2026 07:56 UTC](https://discourse.nodered.org/t/custom-autheitication-sharing-data-with-variable-in-settings-json/101700 "2026-09-01T07:56:10Z")

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I have made a custom authentication middleware in settings.js that handles session and users for all my http nodes. Currently i store data in a global in settings.js global\['my\_auth\_data'\] this is loaded on each reques…

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## [Raspberry Pi missing nodes after update](https://discourse.nodered.org/t/raspberry-pi-missing-nodes-after-update/101706)

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**Author:** [@TrickyZXR](https://discourse.nodered.org/u/TrickyZXR)\
**Replies:** 6\
**Last updated:** [31 August 2026 19:58 UTC](https://discourse.nodered.org/t/raspberry-pi-missing-nodes-after-update/101706 "2026-08-31T19:58:27Z")

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Hi, I updated from the dashboard v4 installed on my rpi, as it said there were updates and when it restarted it says: Flows stopped due to missing node types. ui-base ui-theme ui-page ui-group ui-text ui-switch ui-tem…

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## [Html node not working on string](https://discourse.nodered.org/t/html-node-not-working-on-string/101705)

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**Author:** [@bakman2](https://discourse.nodered.org/u/bakman2)\
**Replies:** 5\
**Last updated:** [31 August 2026 10:30 UTC](https://discourse.nodered.org/t/html-node-not-working-on-string/101705 "2026-08-31T10:30:37Z")

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Does the html node require more than just a string in msg.payload or does the template node encode the content ? (ie. it looks like html but actually uses an encoded string?) inject node \> template node (as plain text) \>…

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## [Tuya-based sensors - is there a way to avoid the costly cloud API signup?](https://discourse.nodered.org/t/tuya-based-sensors-is-there-a-way-to-avoid-the-costly-cloud-api-signup/101666)

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**Author:** [@TotallyInformation](https://discourse.nodered.org/u/TotallyInformation)\
**Replies:** 12\
**Last updated:** [29 August 2026 15:05 UTC](https://discourse.nodered.org/t/tuya-based-sensors-is-there-a-way-to-avoid-the-costly-cloud-api-signup/101666 "2026-08-29T15:05:26Z")

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I swear that I'm never buying anything with the word "Tuya" on the pack ever again!! I purchased a couple of sensors to remotely monitor my Mum's old house while it was empty - we had to wait far too long for probate an…

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## [Node-RED as a platform for complex web applications?](https://discourse.nodered.org/t/node-red-as-a-platform-for-complex-web-applications/101697)

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**Author:** [@Meloman](https://discourse.nodered.org/u/Meloman)\
**Replies:** 3\
**Last updated:** [29 August 2026 14:47 UTC](https://discourse.nodered.org/t/node-red-as-a-platform-for-complex-web-applications/101697 "2026-08-29T14:47:22Z")

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A few years ago there was a discussion here about using Node-RED as a CMS. I think the more interesting question is slightly different: is Node-RED a good platform for building process-driven web applications? I've be…

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## [Protect Node Red from anywhere](https://discourse.nodered.org/t/protect-node-red-from-anywhere/101694)

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**Author:** [@devifast](https://discourse.nodered.org/u/devifast)\
**Replies:** 2\
**Last updated:** [29 August 2026 14:25 UTC](https://discourse.nodered.org/t/protect-node-red-from-anywhere/101694 "2026-08-29T14:25:52Z")

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Node-RED Security Variants Discussed and Tested Context The goal is to protect a Node-RED installation exposed through a router, while keeping the setup simple and understandable. The following four variants were discus…

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## [Migrate/copy dashboard 2.0 to another device](https://discourse.nodered.org/t/migrate-copy-dashboard-2-0-to-another-device/101681)

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**Author:** [@Surefire01](https://discourse.nodered.org/u/Surefire01)\
**Replies:** 10\
**Last updated:** [29 August 2026 09:12 UTC](https://discourse.nodered.org/t/migrate-copy-dashboard-2-0-to-another-device/101681 "2026-08-29T09:12:13Z")

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Hi Chaps. To keep things running, I'm currently migrating my Node Red installation from my Raspberry Pi to a Linux Mint machine (an old Dell laptop) so that I can install the latest operating system release on the Pi. I…

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## [Project Nodes vs. MQTT](https://discourse.nodered.org/t/project-nodes-vs-mqtt/101698)

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**Author:** [@kenm](https://discourse.nodered.org/u/kenm)\
**Replies:** 2\
**Last updated:** [28 August 2026 21:23 UTC](https://discourse.nodered.org/t/project-nodes-vs-mqtt/101698 "2026-08-28T21:23:09Z")

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Currently testing a proof-of-concept with FlowFuse Community Edition and I see that Project Nodes are not supported without an Enterprise license. My first thought was to just use MQTT messaging between instances. Besid…

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## [Getting Node-RED 5 in FlowFuse Community Edition](https://discourse.nodered.org/t/getting-node-red-5-in-flowfuse-community-edition/101685)

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**Author:** [@kenm](https://discourse.nodered.org/u/kenm)\
**Replies:** 7\
**Last updated:** [28 August 2026 15:19 UTC](https://discourse.nodered.org/t/getting-node-red-5-in-flowfuse-community-edition/101685 "2026-08-28T15:19:30Z")

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I've just started playing around with FlowFuse CE and I noticed that it is still running Node-RED 4.1.13. Is there some way to get 5.0.4? I tried the recommended upgrade instructions by downloading the latest docker com…

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## [Uibrouter.iife.min.js Unable to load Grafana Graph (same IP, different Port)](https://discourse.nodered.org/t/uibrouter-iife-min-js-unable-to-load-grafana-graph-same-ip-different-port/101688)

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**Author:** [@mudwalker](https://discourse.nodered.org/u/mudwalker)\
**Replies:** 4\
**Last updated:** [28 August 2026 09:23 UTC](https://discourse.nodered.org/t/uibrouter-iife-min-js-unable-to-load-grafana-graph-same-ip-different-port/101688 "2026-08-28T09:23:51Z")

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I am trying to display a couple of Grafana graphs in a UIBUILDER webpage. I can load the graphs into a Browser if I put the link into the address bar, but they won't load in the webpage. The error in the browser shows: …

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## [Node-RED Flow X-Ray – a small tool for inspecting large flows](https://discourse.nodered.org/t/node-red-flow-x-ray-a-small-tool-for-inspecting-large-flows/101676)

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**Author:** [@CincellaAiazzi](https://discourse.nodered.org/u/CincellaAiazzi)\
**Replies:** 9\
**Last updated:** [27 August 2026 16:01 UTC](https://discourse.nodered.org/t/node-red-flow-x-ray-a-small-tool-for-inspecting-large-flows/101676 "2026-08-27T16:01:26Z")

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Over time my Node-RED project has grown quite a bit, and I often found myself spending more time than I wanted answering simple questions such as: Where is this flow variable read or written? Where is this topic/st…

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## [Api for day ahead price + forecast](https://discourse.nodered.org/t/api-for-day-ahead-price-forecast/101390)

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**Author:** [@BackupBaTTerY](https://discourse.nodered.org/u/BackupBaTTerY)\
**Replies:** 1\
**Last updated:** [26 August 2026 07:10 UTC](https://discourse.nodered.org/t/api-for-day-ahead-price-forecast/101390 "2026-08-26T07:10:48Z")

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Hi everyone, I am looking for a few Node-RED users who would like to test a new electricity price and CO2 forecast API in a real setup. I did not build a custom Node-RED node for this first step on purpose. Instead, I …

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## [Node-red-contrib-cron-plus example fail](https://discourse.nodered.org/t/node-red-contrib-cron-plus-example-fail/101673)

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**Author:** [@Bobo](https://discourse.nodered.org/u/Bobo)\
**Replies:** 4\
**Last updated:** [23 August 2026 12:07 UTC](https://discourse.nodered.org/t/node-red-contrib-cron-plus-example-fail/101673 "2026-08-23T12:07:31Z")

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Using the latest NR and cronplus node, I thought I would take cronplus out for a spin using the "using dates" example. When I hit inject I get this error msg: {"\_\_enc\_\_":true,"type":"error","data":{"name":"TypeError","m…

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## [\[ANNOUNCE\] node-red-contrib-toyota — Toyota Connected Services nodes](https://discourse.nodered.org/t/announce-node-red-contrib-toyota-toyota-connected-services-nodes/101671)

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**Author:** [@fmarzocca](https://discourse.nodered.org/u/fmarzocca)\
**Replies:** 0\
**Last updated:** [22 August 2026 18:23 UTC](https://discourse.nodered.org/t/announce-node-red-contrib-toyota-toyota-connected-services-nodes/101671 "2026-08-22T18:23:04Z")

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Hi everyone, I've just published node-red-contrib-toyota, a new set of Node-RED nodes for Toyota Connected Services. The project started as a personal integration for my Toyota and has now reached the point where I tho…

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## [Daily deterministic card selector using Node-RED, CSV and flow context](https://discourse.nodered.org/t/daily-deterministic-card-selector-using-node-red-csv-and-flow-context/101669)

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**Author:** [@gokimedia](https://discourse.nodered.org/u/gokimedia)\
**Replies:** 0\
**Last updated:** [22 August 2026 06:10 UTC](https://discourse.nodered.org/t/daily-deterministic-card-selector-using-node-red-csv-and-flow-context/101669 "2026-08-22T06:10:23Z")

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Hi everyone, I wanted a small daily automation where restarting or manually triggering the flow would not change the result for that day. Using Math.random() made testing inconsistent, so I replaced it with a determinis…

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## [Formalising reusable functions with autocompletion, parameter hints, click-through-navigation](https://discourse.nodered.org/t/formalising-reusable-functions-with-autocompletion-parameter-hints-click-through-navigation/101645)

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**Author:** [@Steve-Mcl](https://discourse.nodered.org/u/Steve-Mcl)\
**Replies:** 27\
**Last updated:** [21 August 2026 17:01 UTC](https://discourse.nodered.org/t/formalising-reusable-functions-with-autocompletion-parameter-hints-click-through-navigation/101645 "2026-08-21T17:01:11Z")

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Anticipating the pushback: some folk will argue this detracts from Visual Flow based Programming - and to a degree, that's a valid point. But there's already a common pattern, often suggested, of storing functions in con…

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## [A Strange Anomaly With Column Widths Dashboard 2.0](https://discourse.nodered.org/t/a-strange-anomaly-with-column-widths-dashboard-2-0/99261)

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**Author:** [@Buckskin](https://discourse.nodered.org/u/Buckskin)\
**Replies:** 10\
**Last updated:** [21 August 2026 16:48 UTC](https://discourse.nodered.org/t/a-strange-anomaly-with-column-widths-dashboard-2-0/99261 "2026-08-21T16:48:36Z")

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I have noticed that column widths are not all the same on a page. See image below. The Group of 4 columns has wider columns than the Group having 2 columns. Does anyone have an answer as to why this is and is there a way…

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## [Dashboard 2 fails to install and crashes Node Red](https://discourse.nodered.org/t/dashboard-2-fails-to-install-and-crashes-node-red/101660)

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**Author:** [@PdeJ](https://discourse.nodered.org/u/PdeJ)\
**Replies:** 11\
**Last updated:** [21 August 2026 10:35 UTC](https://discourse.nodered.org/t/dashboard-2-fails-to-install-and-crashes-node-red/101660 "2026-08-21T10:35:05Z")

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When setting up Node Red on a Raspberry Pi Zero 2w which has just been updated with 64bit Debian GNU/Linux 13 (trixie), @flowfuse/node-red-dashboard 1.30.2 now fails to install and crashes the Rasperry Pi which loses c…

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## [Comparing switch / change nodes](https://discourse.nodered.org/t/comparing-switch-change-nodes/101665)

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**Author:** [@gregorius](https://discourse.nodered.org/u/gregorius)\
**Replies:** 0\
**Last updated:** [21 August 2026 09:07 UTC](https://discourse.nodered.org/t/comparing-switch-change-nodes/101665 "2026-08-21T09:07:55Z")

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Hi There, I've just extended the scratchpad package with the ability to compare switch and change nodes. The use case here is that I have multiple switch or change nodes that might or might not be the same and can or…

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## [Would a deterministic approval and verification layer add value to Node-RED smart-home flows?](https://discourse.nodered.org/t/would-a-deterministic-approval-and-verification-layer-add-value-to-node-red-smart-home-flows/101656)

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**Author:** [@spatialos\_core](https://discourse.nodered.org/u/spatialos_core)\
**Replies:** 2\
**Last updated:** [21 August 2026 02:07 UTC](https://discourse.nodered.org/t/would-a-deterministic-approval-and-verification-layer-add-value-to-node-red-smart-home-flows/101656 "2026-08-21T02:07:16Z")

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I am researching a Node-RED adapter for Spatial OS, a platform-neutral policy layer that keeps natural-language intent separate from physical device execution. The core builds a spatial graph, compiles requested outcome…

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## [Node-red to LibreCalc](https://discourse.nodered.org/t/node-red-to-librecalc/101636)

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**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\
**Replies:** 20\
**Last updated:** [20 August 2026 08:22 UTC](https://discourse.nodered.org/t/node-red-to-librecalc/101636 "2026-08-20T08:22:05Z")

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(Looking for help) Folks, new project for me. LOGISTICS There is a spreadsheet with assets and all that stuff. For one person it is ok to use as is, but the list is growing and for one person to handle it is becoming …

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## [Fanuc plc opc-ua](https://discourse.nodered.org/t/fanuc-plc-opc-ua/101628)

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**Author:** [@AlastairLong](https://discourse.nodered.org/u/AlastairLong)\
**Replies:** 2\
**Last updated:** [18 August 2026 10:30 UTC](https://discourse.nodered.org/t/fanuc-plc-opc-ua/101628 "2026-08-18T10:30:37Z")

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I am getting a new machine which is controlled by FANUC PLC. The supplier has also said that the can setup OPC-UA communication so that we can get data from the machine. I have never used OPC-UA before, but from lookin…

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## [Auto selection of HTTP port?](https://discourse.nodered.org/t/auto-selection-of-http-port/101651)

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**Author:** [@TotallyInformation](https://discourse.nodered.org/u/TotallyInformation)\
**Replies:** 14\
**Last updated:** [17 August 2026 17:01 UTC](https://discourse.nodered.org/t/auto-selection-of-http-port/101651 "2026-08-17T17:01:31Z")

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As mentioned in Formalising reusable functions with autocompletion, parameter hints, click-through-navigation - #16 by TotallyInformation One thing that seems to be less than ideal, for anyone wanting to run more than 1…

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## [Should Palette Manager show when a node downloads something from another server?](https://discourse.nodered.org/t/should-palette-manager-show-when-a-node-downloads-something-from-another-server/101638)

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**Author:** [@Aaqu](https://discourse.nodered.org/u/Aaqu)\
**Replies:** 9\
**Last updated:** [16 August 2026 14:26 UTC](https://discourse.nodered.org/t/should-palette-manager-show-when-a-node-downloads-something-from-another-server/101638 "2026-08-16T14:26:39Z")

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I noticed something in the Palette Manager and I wonder if it should be shown to users. When you install a module, Node-RED runs npm install for you. Sometimes a node has a dependency that is downloaded from another we…

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## [Issue with node-red-contrib-modbus](https://discourse.nodered.org/t/issue-with-node-red-contrib-modbus/101637)

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**Author:** [@Switchblade2](https://discourse.nodered.org/u/Switchblade2)\
**Replies:** 2\
**Last updated:** [15 August 2026 07:12 UTC](https://discourse.nodered.org/t/issue-with-node-red-contrib-modbus/101637 "2026-08-15T07:12:38Z")

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I update node.js to v24 and NodeRed to v5.0.4 and after this upgrade my flow with 3 modbus nodes (1 modbus-read and 2 modbus-getter) worked fine. After upgrading the node-red-contrib-modbus from 5.45.2 to 5.60.1 my modb…

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## [Handling large message payloads and memory efficiency in custom Function nodes](https://discourse.nodered.org/t/handling-large-message-payloads-and-memory-efficiency-in-custom-function-nodes/101513)

<div class="topic-metadata">

**Author:** [@ranasab4](https://discourse.nodered.org/u/ranasab4)\
**Replies:** 20\
**Last updated:** [13 August 2026 16:02 UTC](https://discourse.nodered.org/t/handling-large-message-payloads-and-memory-efficiency-in-custom-function-nodes/101513 "2026-08-13T16:02:45Z")

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Hi everyone, I am working on a Node-RED automation flow that processes high-frequency data streams and running into a performance bottleneck within custom JavaScript Function nodes. Current Setup: Node-RED running o…

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## [Modbus server Address assigning issue](https://discourse.nodered.org/t/modbus-server-address-assigning-issue/101478)

<div class="topic-metadata">

**Author:** [@aminulhaq](https://discourse.nodered.org/u/aminulhaq)\
**Replies:** 1\
**Last updated:** [13 August 2026 12:15 UTC](https://discourse.nodered.org/t/modbus-server-address-assigning-issue/101478 "2026-08-13T12:15:38Z")

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Hi i am using node-red-contrib-modbus 5.4 and use modbus server and wientek tk8071ip hmi as modbus tcp/ip the connection is happend perfectly i have set holding register at numeric display on hmi with address 4x01 to 4x0…

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