# Developers **URL:** https://community.homey.app/c/developers/10.md?page=22 [Latest](https://community.homey.app/latest.md) · [Categories](https://community.homey.app/categories.md) · [Tags](https://community.homey.app/tags.md) **Page:** 23 --- ## [Custom capability Enum dynamic values](https://community.homey.app/t/custom-capability-enum-dynamic-values/21609)
**Author:** [@MaxvandeLaar](https://community.homey.app/u/MaxvandeLaar)\ **Replies:** 4\ **Last updated:** [February 9, 2022, 7:50pm UTC](https://community.homey.app/t/custom-capability-enum-dynamic-values/21609 "2022-02-09T19:50:55Z")
Hello everyone, I am developing an app where the user can select/set the TV channel by picking it from a list. I figured the list should be a custom capability of type enum, however, it requires me to set the values in … --- ## [Group flows](https://community.homey.app/t/group-flows/60003)
**Author:** [@sejapir](https://community.homey.app/u/sejapir)\ **Replies:** 3\ **Last updated:** [February 9, 2022, 7:30pm UTC](https://community.homey.app/t/group-flows/60003 "2022-02-09T19:30:45Z")
Hi. I really would like to be able to create groups for flows. With this feature it would be much easier to navigate through the flows. Then I could have: One group per zone or groups for various functions. Br /Ja… --- ## [Best TCP based protocol for ESP8266 based devices (WebSockets, UDP, MQTT, HTTP REST)](https://community.homey.app/t/best-tcp-based-protocol-for-esp8266-based-devices-websockets-udp-mqtt-http-rest/59023)
**Author:** [@Chris\_Peters](https://community.homey.app/u/Chris_Peters)\ **Replies:** 7\ **Last updated:** [February 9, 2022, 3:34pm UTC](https://community.homey.app/t/best-tcp-based-protocol-for-esp8266-based-devices-websockets-udp-mqtt-http-rest/59023 "2022-02-09T15:34:09Z")
Hi, I have a couple of ESP8266 based thermostats and valve controllers that I have connected to Homey. I am currently using UDP for data sharing between these devices, HTTP for communication to a web front end and to Ho… --- ## [Versioning whan adding a new capability](https://community.homey.app/t/versioning-whan-adding-a-new-capability/46636)
**Author:** [@BufferOverflow](https://community.homey.app/u/BufferOverflow)\ **Replies:** 7\ **Last updated:** [February 9, 2022, 12:11pm UTC](https://community.homey.app/t/versioning-whan-adding-a-new-capability/46636 "2022-02-09T12:11:37Z")
Hi, What is the best way to add a new capability to an app device when it comes to versioning? My initial testing shows that adding a capability does not break the current device or flows. But the code with result in … --- ## [Getting started on Merten app](https://community.homey.app/t/getting-started-on-merten-app/34809)
**Author:** [@Bierk](https://community.homey.app/u/Bierk)\ **Replies:** 14\ **Last updated:** [February 7, 2022, 10:06am UTC](https://community.homey.app/t/getting-started-on-merten-app/34809 "2022-02-07T10:06:41Z")
Hi, It might be a little ambitious, but I’m trying to build my first App. I would lik eto create an app that supports Merten Connect devices. I have set up a project. But when running the entering the CLI command… --- ## [\[SDK3\] How do I determine the 433 mHz signal of a device](https://community.homey.app/t/sdk3-how-do-i-determine-the-433-mhz-signal-of-a-device/59731)
**Author:** [@Timyboy12345](https://community.homey.app/u/Timyboy12345)\ **Replies:** 3\ **Last updated:** [February 4, 2022, 6:52pm UTC](https://community.homey.app/t/sdk3-how-do-i-determine-the-433-mhz-signal-of-a-device/59731 "2022-02-04T18:52:11Z")
I have a Byron BY doorbell, but sadly found that the developer that once created an app for these devices never published his app and did not update the app (which I totally understand, since keeping apps up to date is a… --- ## [SVG Capability Icons have an unwanted white background](https://community.homey.app/t/svg-capability-icons-have-an-unwanted-white-background/59535)
**Author:** [@Timyboy12345](https://community.homey.app/u/Timyboy12345)\ **Replies:** 5\ **Last updated:** [February 2, 2022, 9:38pm UTC](https://community.homey.app/t/svg-capability-icons-have-an-unwanted-white-background/59535 "2022-02-02T21:38:35Z")
I just got my Homey, and have started building my first app (an app that connects Miele devices to my Homey). I’ve added quite a few custom capabilities, but found that the SVG icons I uploaded (retrieved from http://fea… --- ## [\[SDK3\] Listing devices on settings page](https://community.homey.app/t/sdk3-listing-devices-on-settings-page/59623)
**Author:** [@Maikel](https://community.homey.app/u/Maikel)\ **Replies:** 1\ **Last updated:** [February 2, 2022, 5:21pm UTC](https://community.homey.app/t/sdk3-listing-devices-on-settings-page/59623 "2022-02-02T17:21:09Z")
I am developing a custom app and currently I’m working on the settings page. The settings page needs to show a list of all devices for the current app. The settings page makes a call to retrieve the list: Homey.api("GE… --- ## [Stored in a global token](https://community.homey.app/t/stored-in-a-global-token/57981)
**Author:** [@Jens\_De\_Smet](https://community.homey.app/u/Jens_De_Smet)\ **Replies:** 12\ **Last updated:** [January 9, 2022, 10:30am UTC](https://community.homey.app/t/stored-in-a-global-token/57981 "2022-01-09T10:30:42Z")
I want two input fields to be subtracted from each other and then stored in a global token. this must be in a dan card. --- ## [Update Variable](https://community.homey.app/t/update-variable/57574)
**Author:** [@Jens\_De\_Smet](https://community.homey.app/u/Jens_De_Smet)\ **Replies:** 5\ **Last updated:** [January 5, 2022, 7:00am UTC](https://community.homey.app/t/update-variable/57574 "2022-01-05T07:00:59Z")
I’m looking for a way to update a variable using a token. See this example: This is what I want, to get the operation of the flow to calculate this and then update. --- ## [Set Variable](https://community.homey.app/t/set-variable/57830)
**Author:** [@Jens\_De\_Smet](https://community.homey.app/u/Jens_De_Smet)\ **Replies:** 17\ **Last updated:** [January 7, 2022, 8:34am UTC](https://community.homey.app/t/set-variable/57830 "2022-01-07T08:34:54Z")
I am looking for how to set an existing variable in a then card that the variable becomes the content of a text arg. --- ## [Token flow card](https://community.homey.app/t/token-flow-card/57887)
**Author:** [@Jens\_De\_Smet](https://community.homey.app/u/Jens_De_Smet)\ **Replies:** 8\ **Last updated:** [January 7, 2022, 8:34am UTC](https://community.homey.app/t/token-flow-card/57887 "2022-01-07T08:34:14Z")
Ik zit vast met het local tokens, heb al deze informatie gelezen en geprobeerd maar geraak er geen wijs uit. Ik wil dat twee input field van elkaar afgetrokken worden en dan opgeslagen in een local token. dit moet in… --- ## [Home Cloud or Local with Custom Andriod App](https://community.homey.app/t/home-cloud-or-local-with-custom-andriod-app/57806)
**Author:** [@Aman\_Gupta](https://community.homey.app/u/Aman_Gupta)\ **Replies:** 0\ **Last updated:** [January 4, 2022, 7:32pm UTC](https://community.homey.app/t/home-cloud-or-local-with-custom-andriod-app/57806 "2022-01-04T19:32:45Z")
Hi I am looking to automate the house for a customer of mine which runs a 5 bed multi let hotel. He has many properties like this. I should be able to choose the hardware from the ecosystem , connect is using gateway an… --- ## [Highlighted Flow cards](https://community.homey.app/t/highlighted-flow-cards/57560)
**Author:** [@Jens\_De\_Smet](https://community.homey.app/u/Jens_De_Smet)\ **Replies:** 11\ **Last updated:** [January 1, 2022, 7:08pm UTC](https://community.homey.app/t/highlighted-flow-cards/57560 "2022-01-01T19:08:02Z")
Best, I’m looking for a way to organize a large list of flows into categories. I know this is possible by highlighting certain flows, but it’s only possible to get 2 different levels highlighted or not. My intention i… --- ## [Why could not connect to Homey (ws://172.17.0.1:30000)?](https://community.homey.app/t/why-could-not-connect-to-homey-ws-172-17-0-1-30000/57535)
**Author:** [@circle\_extrra](https://community.homey.app/u/circle_extrra)\ **Replies:** 2\ **Last updated:** [December 31, 2021, 12:15pm UTC](https://community.homey.app/t/why-could-not-connect-to-homey-ws-172-17-0-1-30000/57535 "2021-12-31T12:15:05Z")
I’ve created, validated and published my app by homey cli. In ‘Developer Tools’, the app’s state is ‘Processing failed’. When I try ‘homey app run’, got error as below: industrial-table hook@win10-pc05:/mnt/d/code/hom… --- ## [Set Philips hue to color mode with homey script](https://community.homey.app/t/set-philips-hue-to-color-mode-with-homey-script/57429)
**Author:** [@Christo1](https://community.homey.app/u/Christo1)\ **Replies:** 0\ **Last updated:** [December 29, 2021, 8:51pm UTC](https://community.homey.app/t/set-philips-hue-to-color-mode-with-homey-script/57429 "2021-12-29T20:51:15Z")
Hello, I am trying to set my Philips Hue bulb to color mode. I check the status of my device with… log(device.capabilitiesObj.light\_mode); When I am not in color mode, I get the following (which is fine): { value: … --- ## [Retrieve parameter in homey script](https://community.homey.app/t/retrieve-parameter-in-homey-script/57419)
**Author:** [@Christo1](https://community.homey.app/u/Christo1)\ **Replies:** 2\ **Last updated:** [December 29, 2021, 8:44pm UTC](https://community.homey.app/t/retrieve-parameter-in-homey-script/57419 "2021-12-29T20:44:48Z")
Hello, I just discovered Homey Script, it’s super useful! From a Flow, it is possible to call a script with a parameter. Do you know how to retrieve this parameter from the script that has been called? Thanks in adva… --- ## [BLE bonding](https://community.homey.app/t/ble-bonding/57350)
**Author:** [@Gueston](https://community.homey.app/u/Gueston)\ **Replies:** 1\ **Last updated:** [December 28, 2021, 6:25pm UTC](https://community.homey.app/t/ble-bonding/57350 "2021-12-28T18:25:50Z")
Hi, We want to make a homey app for our device which uses BLE. Our device requires bonding, which it requests. For example with a smartphone this works. Now I have 2 questions: Does homey support bonding? Can homey ha… --- ## ["Athom login" Need to be fixed ;)](https://community.homey.app/t/athom-login-need-to-be-fixed/3330)
**Author:** [@ChrisG](https://community.homey.app/u/ChrisG)\ **Replies:** 23\ **Last updated:** [December 22, 2018, 9:51pm UTC](https://community.homey.app/t/athom-login-need-to-be-fixed/3330 "2018-12-22T21:51:13Z")
Not again !:roll\_eyes:! With the new (athom-cli) version (v2.1.41) you can’t login in anymore. (See below). At the end I get the error message in the browser: Something went wrong! With the version (v2.1.40) everythin… --- ## ["garagedoor" class and capability "garagedoor\_closed"](https://community.homey.app/t/garagedoor-class-and-capability-garagedoor-closed/56968)
**Author:** [@Toffe](https://community.homey.app/u/Toffe)\ **Replies:** 0\ **Last updated:** [December 21, 2021, 1:48pm UTC](https://community.homey.app/t/garagedoor-class-and-capability-garagedoor-closed/56968 "2021-12-21T13:48:39Z")
Hi I’m converting my app to use garagedoor and garagdoor\_closed. I’ve made the change and it seems pretty good. The only thing I am missing is that when I publish the cards for the flow “garagedoor\_closed” is not visibl… --- ## [How to use homey to gather internet-connected devices?](https://community.homey.app/t/how-to-use-homey-to-gather-internet-connected-devices/56940)
**Author:** [@Hook\_Chen](https://community.homey.app/u/Hook_Chen)\ **Replies:** 0\ **Last updated:** [December 21, 2021, 7:16am UTC](https://community.homey.app/t/how-to-use-homey-to-gather-internet-connected-devices/56940 "2021-12-21T07:16:53Z")
From the article https://homey.app/en-us/wiki/smart-home/, the simplest way to use homey is gathering internet-connected devices. So, how to develop, In such case, still need to create the APP? --- ## [Connecting to bluetooth lock using code - TUYA](https://community.homey.app/t/connecting-to-bluetooth-lock-using-code-tuya/56910)
**Author:** [@d\_d](https://community.homey.app/u/d_d)\ **Replies:** 3\ **Last updated:** [December 21, 2021, 6:29am UTC](https://community.homey.app/t/connecting-to-bluetooth-lock-using-code-tuya/56910 "2021-12-21T06:29:36Z")
Hi, I’m trying to implement the Tuya API in my app. I’ve tried to question the docs, but can’t find an efficient way to do it. So here’s my problem. If I wanted send signals from my personal app to the bluetooth lock, … --- ## [Setting capability value for enums](https://community.homey.app/t/setting-capability-value-for-enums/56779)
**Author:** [@azzlack](https://community.homey.app/u/azzlack)\ **Replies:** 3\ **Last updated:** [December 18, 2021, 11:16am UTC](https://community.homey.app/t/setting-capability-value-for-enums/56779 "2021-12-18T11:16:57Z")
I’m trying to set a capability value for a custom enum capability in my app, but I get a Error: invalid\_capability at Remote Process error every time. Is there a specific way to do this for enums? climate\_mode.json { … --- ## [What is the best way to regularly poll an API for device state?](https://community.homey.app/t/what-is-the-best-way-to-regularly-poll-an-api-for-device-state/56665)
**Author:** [@sbrattla](https://community.homey.app/u/sbrattla)\ **Replies:** 6\ **Last updated:** [December 16, 2021, 8:41am UTC](https://community.homey.app/t/what-is-the-best-way-to-regularly-poll-an-api-for-device-state/56665 "2021-12-16T08:41:56Z")
I’m all new to Homey Bridge, but I’ve started work on an app which will be able to control some of my thermostats. These thermostats can be controlled through a REST API. I regularly need to poll state from that API to… --- ## [Will there soon be an app for Develco Products Smart relay 16A DIN](https://community.homey.app/t/will-there-soon-be-an-app-for-develco-products-smart-relay-16a-din/53418)
**Author:** [@JorgenBj](https://community.homey.app/u/JorgenBj)\ **Replies:** 3\ **Last updated:** [December 14, 2021, 11:41am UTC](https://community.homey.app/t/will-there-soon-be-an-app-for-develco-products-smart-relay-16a-din/53418 "2021-12-14T11:41:05Z")
Hi. I see that there are a lot of devices under Develco Products, but not directly to this Smart relay 16A DIN. I can connect it to Homey, but only as an on/off switch. If it has been possibile, I want to get out the … --- ## [\[Unsupported\] Homey v2 REST API](https://community.homey.app/t/unsupported-homey-v2-rest-api/7268)
**Author:** [@lesterchan](https://community.homey.app/u/lesterchan)\ **Replies:** 80\ **Last updated:** [December 11, 2021, 8:34am UTC](https://community.homey.app/t/unsupported-homey-v2-rest-api/7268 "2021-12-11T08:34:53Z")
I am not sure whether this topic is allowed. But I thought I share my findings for the v2 API. I have personal use cases for directly calling the API through iOS shortcuts. In v2, the on and off REST API path has change… --- ## [Any bridge between smartthings and homey?](https://community.homey.app/t/any-bridge-between-smartthings-and-homey/41342)
**Author:** [@mattrix](https://community.homey.app/u/mattrix)\ **Replies:** 5\ **Last updated:** [December 5, 2021, 6:33pm UTC](https://community.homey.app/t/any-bridge-between-smartthings-and-homey/41342 "2021-12-05T18:33:51Z")
Hello, Just wondering if there is any way to bring smartthings compatible devices to homey ? OR Homey compatible devices to smartthings ? --- ## [Detect a flow has run](https://community.homey.app/t/detect-a-flow-has-run/55337)
**Author:** [@HenkWillem](https://community.homey.app/u/HenkWillem)\ **Replies:** 4\ **Last updated:** [November 24, 2021, 1:22pm UTC](https://community.homey.app/t/detect-a-flow-has-run/55337 "2021-11-24T13:22:33Z")
Hi All, In order to push messages from Homey towards my local Monitoring Database I want to able to detect a flow has run, and then push the flow-name towards an API. Currently I am solving this by adding a “Change Var… --- ## [Homey list -\> stripped.split is not a function](https://community.homey.app/t/homey-list-stripped-split-is-not-a-function/55315)
**Author:** [@szuperp](https://community.homey.app/u/szuperp)\ **Replies:** 11\ **Last updated:** [November 24, 2021, 10:34am UTC](https://community.homey.app/t/homey-list-stripped-split-is-not-a-function/55315 "2021-11-24T10:34:41Z")
Hi! I would like to start the developing for Homey… but I am stucked at the begining. I had a node.js, but updated to the latest one. then: npm -g homey homey login homey list : and I got an error message: “stripped… --- ## [Need help with creating an dynamic pairing page](https://community.homey.app/t/need-help-with-creating-an-dynamic-pairing-page/55264)
**Author:** [@Robin\_van\_Kekem](https://community.homey.app/u/Robin_van_Kekem)\ **Replies:** 6\ **Last updated:** [November 23, 2021, 10:37am UTC](https://community.homey.app/t/need-help-with-creating-an-dynamic-pairing-page/55264 "2021-11-23T10:37:55Z")
I’m working adding support for ESPhome devices. Since the ESPhome API doesn’t provide details about sensors (see code below), the users should be able to select the correct corresponding Homey capability manually. I’ve… [Previous page](https://community.homey.app/c/developers/10.md?page=21) [Next page](https://community.homey.app/c/developers/10.md?page=23)