# Latest

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

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

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## [How to add/update nodes to the Flow Library](https://discourse.nodered.org/t/how-to-add-update-nodes-to-the-flow-library/25294)

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**Author:** [@knolleary](https://discourse.nodered.org/u/knolleary)\
**Replies:** 3\
**Last updated:** [26 April 2020 22:12 UTC](https://discourse.nodered.org/t/how-to-add-update-nodes-to-the-flow-library/25294 "2020-04-26T22:12:23Z")

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The Flow Library will no longer automatically detect updates to modules on npm. (see this post for the background). Adding a new node to the library If you have a new node to add to the library, click on the + button at…

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## [How to share code or flow json](https://discourse.nodered.org/t/how-to-share-code-or-flow-json/506)

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**Author:** [@knolleary](https://discourse.nodered.org/u/knolleary)\
**Replies:** 5\
**Last updated:** [23 June 2020 18:21 UTC](https://discourse.nodered.org/t/how-to-share-code-or-flow-json/506 "2020-06-23T18:21:44Z")

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To share code samples or flow json in this forum, you need to take care to format it properly so that it is displayed correctly. The easiest way to do that is to click the 'Preformatted Text' button in the toolbar: T…

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## [Welcome to the Node-RED Forum!](https://discourse.nodered.org/t/welcome-to-the-node-red-forum/8)

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**Author:** [@system](https://discourse.nodered.org/u/system)\
**Replies:** 0\
**Last updated:** [24 April 2018 15:23 UTC](https://discourse.nodered.org/t/welcome-to-the-node-red-forum/8 "2018-04-24T15:23:34Z")

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Welcome to the Node-RED community forum. This is the main place to discuss the project, ask questions, share ideas and anything else Node-RED related. Everyone is welcome here, we just ask you to follow a few simple rule…

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## [Feature Request: Add "Random delay after last message" mode to Delay node](https://discourse.nodered.org/t/feature-request-add-random-delay-after-last-message-mode-to-delay-node/101982)

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**Author:** [@feixm1](https://discourse.nodered.org/u/feixm1)\
**Replies:** 6\
**Last updated:** [23 October 2026 16:13 UTC](https://discourse.nodered.org/t/feature-request-add-random-delay-after-last-message-mode-to-delay-node/101982 "2026-10-23T16:13:24Z")

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Feature Request: Add "Random delay after last message" mode to Delay node What is this idea about Currently, the Delay node's Rate Limit mode operates with rigid, fixed intervals. For example, if the rate is set to 1 mes…

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## [Installing and Upgrading Node-RED help needed](https://discourse.nodered.org/t/installing-and-upgrading-node-red-help-needed/101836)

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**Author:** [@eddee54455](https://discourse.nodered.org/u/eddee54455)\
**Replies:** 48\
**Last updated:** [23 October 2026 09:59 UTC](https://discourse.nodered.org/t/installing-and-upgrading-node-red-help-needed/101836 "2026-10-23T09:59:43Z")

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Hi Y'all! I am trying to update my node red installation using the script - Runs no problem....BUT.... I would like to install a later version of nodejs, hence me "poking the bear"... The install script installs nodej…

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## [Node Red Testing Environment](https://discourse.nodered.org/t/node-red-testing-environment/101975)

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**Author:** [@dimza300](https://discourse.nodered.org/u/dimza300)\
**Replies:** 2\
**Last updated:** [23 October 2026 09:40 UTC](https://discourse.nodered.org/t/node-red-testing-environment/101975 "2026-10-23T09:40:48Z")

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Hey team! Could we implement a pre-commit or dry-run testing feature before deploying in Node-RED (similar to n8n's test workflow execution)? This would allow us to test our changes safely without disturbing other active…

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## [Search selection](https://discourse.nodered.org/t/search-selection/101961)

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**Author:** [@gregorius](https://discourse.nodered.org/u/gregorius)\
**Replies:** 4\
**Last updated:** [23 October 2026 07:43 UTC](https://discourse.nodered.org/t/search-selection/101961 "2026-10-23T07:43:07Z")

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Hi There, is this possible? searching for something within a selection. Use case is that I want to search for something but only in a limited set of nodes, not the entire flow. Checking the dropdown: I guess th…

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## [SVG element, dynamic color change - Need help](https://discourse.nodered.org/t/svg-element-dynamic-color-change-need-help/101955)

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**Author:** [@Toeton](https://discourse.nodered.org/u/Toeton)\
**Replies:** 4\
**Last updated:** [23 October 2026 06:38 UTC](https://discourse.nodered.org/t/svg-element-dynamic-color-change-need-help/101955 "2026-10-23T06:38:04Z")

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Node-red 5.0.8 Flowfuse dashboard 1.33.0 node.js 22.15.0 I would appreciate help in configuring @hotnipi "Yet another gauge aka 'Plums'" gauge, to dynamically change the value text color, linked to the value. The gaug…

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## [🎉 Node-RED 5.0.9 and 4.1.17 released](https://discourse.nodered.org/t/node-red-5-0-9-and-4-1-17-released/101978)

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**Author:** [@knolleary](https://discourse.nodered.org/u/knolleary)\
**Replies:** 1\
**Last updated:** [22 October 2026 12:22 UTC](https://discourse.nodered.org/t/node-red-5-0-9-and-4-1-17-released/101978 "2026-10-22T12:22:32Z")

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Node-RED 5.0.9 brings a long list of fixes from the community, as well as a couple new features in the Explorer sidebar. The Explorer sidebar now shows the change/error badges for each node and flow: You can also reord…

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## [Install script question](https://discourse.nodered.org/t/install-script-question/101979)

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**Author:** [@gerry](https://discourse.nodered.org/u/gerry)\
**Replies:** 1\
**Last updated:** [22 October 2026 11:32 UTC](https://discourse.nodered.org/t/install-script-question/101979 "2026-10-22T11:32:15Z")

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I have been forcing the node version 24 by using the --node24 option at the end of the script. What version of node is installed by default now? Thanks

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## [Advantech ADAM-6717 AI1 channel enable reverts after power cycle (A1.01 B027)](https://discourse.nodered.org/t/advantech-adam-6717-ai1-channel-enable-reverts-after-power-cycle-a1-01-b027/101973)

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**Author:** [@vneville3](https://discourse.nodered.org/u/vneville3)\
**Replies:** 0\
**Last updated:** [22 October 2026 06:52 UTC](https://discourse.nodered.org/t/advantech-adam-6717-ai1-channel-enable-reverts-after-power-cycle-a1-01-b027/101973 "2026-10-22T06:52:45Z")

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Has anyone seen this cold-boot persistence issue on an Advantech ADAM-6717 with integrated Node-RED? Firmware: A1.01 B027. Web portal: V4.1.3. Two 4–20 mA analog sensors are connected to AI0 and AI1. AI0 remains enable…

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## [HTML in body of mail](https://discourse.nodered.org/t/html-in-body-of-mail/99946)

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**Author:** [@smanjunath211](https://discourse.nodered.org/u/smanjunath211)\
**Replies:** 9\
**Last updated:** [22 October 2026 07:31 UTC](https://discourse.nodered.org/t/html-in-body-of-mail/99946 "2026-10-22T07:31:55Z")

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This may not be much, however since i took so much time to get it done and accomplished what i wanted, posting it here, for someone who may be interested. I already had a flow where a temperature report is sent on a dai…

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## [Odd behaviour or error with Safari 27 on Mac](https://discourse.nodered.org/t/odd-behaviour-or-error-with-safari-27-on-mac/101788)

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**Author:** [@SteveD](https://discourse.nodered.org/u/SteveD)\
**Replies:** 14\
**Last updated:** [22 October 2026 00:01 UTC](https://discourse.nodered.org/t/odd-behaviour-or-error-with-safari-27-on-mac/101788 "2026-10-22T00:01:51Z")

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My Mac updated to Safari 27 today and now I get an annoying behaviour. When I first open the NodeRED editor in a fresh Safari I can't navigate away from the first tab. Whenever I click another tab it displays the new tab…

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## [A core-node HIGHWAY SMS API example: disabled import, dry run and explicit response handling](https://discourse.nodered.org/t/a-core-node-highway-sms-api-example-disabled-import-dry-run-and-explicit-response-handling/101966)

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**Author:** [@kanta-dev81](https://discourse.nodered.org/u/kanta-dev81)\
**Replies:** 0\
**Last updated:** [21 October 2026 18:52 UTC](https://discourse.nodered.org/t/a-core-node-highway-sms-api-example-disabled-import-dry-run-and-explicit-response-handling/101966 "2026-10-21T18:52:29Z")

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Disclosure: I am involved with FoxBox. This is an example from our project, shared so that people integrating an SMS appliance can inspect the request path and its limitations. It is not a Node-RED endorsement or a produ…

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## [Express 5 for Node-RED: a branch with an Express 4 compatibility layer for nodes](https://discourse.nodered.org/t/express-5-for-node-red-a-branch-with-an-express-4-compatibility-layer-for-nodes/101918)

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**Author:** [@ryanmurdoc](https://discourse.nodered.org/u/ryanmurdoc)\
**Replies:** 9\
**Last updated:** [21 October 2026 13:20 UTC](https://discourse.nodered.org/t/express-5-for-node-red-a-branch-with-an-express-4-compatibility-layer-for-nodes/101918 "2026-10-21T13:20:45Z")

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Hi all, Picking up from the (now closed) thread "Is the new express library (version 5) usable with NodeRED?" and issue #5097. In #5097 knolleary said the ideal would be "a compatibility mode available that would allow…

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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:** 29\
**Last updated:** [21 October 2026 10:40 UTC](https://discourse.nodered.org/t/formalising-reusable-functions-with-autocompletion-parameter-hints-click-through-navigation/101645 "2026-10-21T10:40:22Z")

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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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## [LLM calls in Node-RED through an OpenAI-compatible gateway, with a bounded retry + fallback model (flow included)](https://discourse.nodered.org/t/llm-calls-in-node-red-through-an-openai-compatible-gateway-with-a-bounded-retry-fallback-model-flow-included/101953)

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**Author:** [@apigoto](https://discourse.nodered.org/u/apigoto)\
**Replies:** 2\
**Last updated:** [21 October 2026 02:36 UTC](https://discourse.nodered.org/t/llm-calls-in-node-red-through-an-openai-compatible-gateway-with-a-bounded-retry-fallback-model-flow-included/101953 "2026-10-21T02:36:32Z")

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I work on the APIGOTO team, and APIGOTO is independent of OpenAI, Anthropic and Google. It's an OpenAI-compatible API gateway. The flow below works the same against OpenAI itself or any compatible endpoint. I wanted LLM…

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## [Modifying/tweaking downloaded nodes from library](https://discourse.nodered.org/t/modifying-tweaking-downloaded-nodes-from-library/101945)

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**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\
**Replies:** 13\
**Last updated:** [21 October 2026 00:12 UTC](https://discourse.nodered.org/t/modifying-tweaking-downloaded-nodes-from-library/101945 "2026-10-21T00:12:47Z")

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Folks, I am using the node-red-contrib-samsung-tv-control node - which is way out of support. There are a few things I would like to change if possible. 1 - the token. Able to be sent in the message as msg.token 2 -…

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## [Experimental libgpiod GPIO nodes for Node-RED on Raspberry Pi Zero 2 W / Debian Trixie](https://discourse.nodered.org/t/experimental-libgpiod-gpio-nodes-for-node-red-on-raspberry-pi-zero-2-w-debian-trixie/101745)

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**Author:** [@devifast](https://discourse.nodered.org/u/devifast)\
**Replies:** 4\
**Last updated:** [20 October 2026 21:30 UTC](https://discourse.nodered.org/t/experimental-libgpiod-gpio-nodes-for-node-red-on-raspberry-pi-zero-2-w-debian-trixie/101745 "2026-10-20T21:30:13Z")

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Experimental libgpiod GPIO nodes for Node-RED on Raspberry Pi Zero 2 W / Debian Trixie Before anything else, I want to make the intention of this project very clear. This is not a criticism of node-red-node-pi-gpio, it…

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## [Node.linkcall(target, message, options) is really great!](https://discourse.nodered.org/t/node-linkcall-target-message-options-is-really-great/101916)

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**Author:** [@foreversun69](https://discourse.nodered.org/u/foreversun69)\
**Replies:** 5\
**Last updated:** [20 October 2026 13:35 UTC](https://discourse.nodered.org/t/node-linkcall-target-message-options-is-really-great/101916 "2026-10-20T13:35:43Z")

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It's really great. Thanks for implementing that.

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## [Node-red-contrib-fanuc-focas does not reconnect](https://discourse.nodered.org/t/node-red-contrib-fanuc-focas-does-not-reconnect/101944)

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**Author:** [@amirulerfn](https://discourse.nodered.org/u/amirulerfn)\
**Replies:** 2\
**Last updated:** [20 October 2026 07:09 UTC](https://discourse.nodered.org/t/node-red-contrib-fanuc-focas-does-not-reconnect/101944 "2026-10-20T07:09:16Z")

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Title: node-red-contrib-fanuc-focas 0.0.2 – does not reconnect after CNC power-cycle, only a Node-RED restart fixes it Hi all, I'm using node-red-contrib-fanuc-focas 0.0.2 to read FANUC CNCs over FOCAS2 (polling every …

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## [Using SmithTek 3DM Canvas for a home automation project](https://discourse.nodered.org/t/using-smithtek-3dm-canvas-for-a-home-automation-project/101865)

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**Author:** [@dynamicdave](https://discourse.nodered.org/u/dynamicdave)\
**Replies:** 10\
**Last updated:** [20 October 2026 01:48 UTC](https://discourse.nodered.org/t/using-smithtek-3dm-canvas-for-a-home-automation-project/101865 "2026-10-20T01:48:22Z")

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Although SmithTek 3DM SCADA Canvas is primarily aimed at creating dashboards for industrial applications such as process control, it can also be used very effectively for home-based projects where a flexible and/or creat…

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## [Worldmap won't prevent user to pan / zoom / show user menu etc](https://discourse.nodered.org/t/worldmap-wont-prevent-user-to-pan-zoom-show-user-menu-etc/101856)

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**Author:** [@vongomben](https://discourse.nodered.org/u/vongomben)\
**Replies:** 3\
**Last updated:** [19 October 2026 21:46 UTC](https://discourse.nodered.org/t/worldmap-wont-prevent-user-to-pan-zoom-show-user-menu-etc/101856 "2026-10-19T21:46:36Z")

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I installed worldmap but fail to diable user's UI. I can still do anything (as a user with this diabled)

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## [Misleading error message after restart?](https://discourse.nodered.org/t/misleading-error-message-after-restart/101915)

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**Author:** [@TotallyInformation](https://discourse.nodered.org/u/TotallyInformation)\
**Replies:** 7\
**Last updated:** [19 October 2026 13:04 UTC](https://discourse.nodered.org/t/misleading-error-message-after-restart/101915 "2026-10-19T13:04:35Z")

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The above is after several restarts and even Editor page reloads - the display shows that the user called "read" is logged in but not only should they not be but it appears that they actually are not.

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## [\*\*Feature request: “Select all / Deselect all” buttons in the flow import dialog\*\*](https://discourse.nodered.org/t/feature-request-select-all-deselect-all-buttons-in-the-flow-import-dialog/101929)

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**Author:** [@gnome2012](https://discourse.nodered.org/u/gnome2012)\
**Replies:** 1\
**Last updated:** [19 October 2026 09:31 UTC](https://discourse.nodered.org/t/feature-request-select-all-deselect-all-buttons-in-the-flow-import-dialog/101929 "2026-10-19T09:31:50Z")

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Hi everyone, I would like to bring up a small usability improvement that I originally suggested in November 2023. Creating regular backups of our flows is good practice. However, those backups are useful for more than …

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## [Onboarding Node-RED into Auto Manufacturing domain](https://discourse.nodered.org/t/onboarding-node-red-into-auto-manufacturing-domain/101883)

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**Author:** [@Gopal](https://discourse.nodered.org/u/Gopal)\
**Replies:** 4\
**Last updated:** [19 October 2026 07:16 UTC](https://discourse.nodered.org/t/onboarding-node-red-into-auto-manufacturing-domain/101883 "2026-10-19T07:16:41Z")

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Planning for the OT/IT integrations. Collaboration team support is needed for further discussion.

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## [Node-red hmi on debian](https://discourse.nodered.org/t/node-red-hmi-on-debian/101515)

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**Author:** [@Aaqu](https://discourse.nodered.org/u/Aaqu)\
**Replies:** 1\
**Last updated:** [18 October 2026 20:47 UTC](https://discourse.nodered.org/t/node-red-hmi-on-debian/101515 "2026-10-18T20:47:23Z")

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My new side project, testing an HMI concept. It runs on Debian, uses Chromium as the browser, and Node-RED for offline operation. It also includes a built-in database with a database manager.

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## [Fromcubes-react changes](https://discourse.nodered.org/t/fromcubes-react-changes/101937)

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**Author:** [@Aaqu](https://discourse.nodered.org/u/Aaqu)\
**Replies:** 0\
**Last updated:** [18 October 2026 17:03 UTC](https://discourse.nodered.org/t/fromcubes-react-changes/101937 "2026-10-18T17:03:37Z")

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Continuing the discussion from React with tailwindcss for node-red?: Thanks to @TotallyInformation for taking the time to explain his concerns about Tailwind. Based on his suggestions, I split package into a separate pl…

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## [Mqtt Werte in Ui-Builder anzeigen](https://discourse.nodered.org/t/mqtt-werte-in-ui-builder-anzeigen/101902)

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**Author:** [@trimborg](https://discourse.nodered.org/u/trimborg)\
**Replies:** 23\
**Last updated:** [17 October 2026 17:36 UTC](https://discourse.nodered.org/t/mqtt-werte-in-ui-builder-anzeigen/101902 "2026-10-17T17:36:22Z")

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Hallo zusammen, da ich noch ein absoluter Anfänger bin. Möchte ich in diesem Forum um Rat fragen. Ich verwende einen ESP32 Modul mit einem BME688 Sensor von Bosch, welcher die Werte per MQTT an einen Raspberry CM5 lief…

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## [Flow: website screenshots and PDFs with core nodes only (no Chromium on the box)](https://discourse.nodered.org/t/flow-website-screenshots-and-pdfs-with-core-nodes-only-no-chromium-on-the-box/101926)

<div class="topic-metadata">

**Author:** [@curlshot](https://discourse.nodered.org/u/curlshot)\
**Replies:** 2\
**Last updated:** [17 October 2026 11:07 UTC](https://discourse.nodered.org/t/flow-website-screenshots-and-pdfs-with-core-nodes-only-no-chromium-on-the-box/101926 "2026-10-17T11:07:07Z")

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I needed screenshots of a few web pages from Node-RED (a weekly snapshot of some status pages and a dashboard image for a Telegram bot), so here is the small flow I ended up with. It only uses core nodes: inject, functio…

[Next page](https://discourse.nodered.org/latest.md?no_subcategories=false&page=1)