Uptime kuma. We DO NOT accept all types … Introduction.

• Uptime kuma. 💻 Operating System and Arch.

  Uptime kuma Uptime Kuma Demo. Install Uptime Kuma on Ubuntu 22. To debug this, go into your container's bash via. Eine The task is to monitor in Uptime Kuma the status of Mikrotik and the map of its TheDude networks. In order to make Uptime Kuma work via HTTPS, it’s mandatory to activate WebSocket. A Fancy Self-Hosted Monitoring Tool. in Uptime Kuma we should create a New Monitor, select the PUSH type, and get a unique push URL, define the waiting interval, for example, 60 seconds, and the “polarity” (Flip the status upside down. 3. If you cannot find the information you need, feel free to ask: GitHub Issues; Subreddit (r/UptimeKuma) My Reddit account: u/louislamlam You can mention me if you ask a question on the subreddit. If you encounter issues by using this container, make sure to check out the Common Docker issues article. Vorraussetzung Docker mit Docker Compose [ Uptime Kuma ] [ 1. JS, PM2, and Apache. Chrome 113. Contribute to meichthys/uptime_kuma development by creating an account on GitHub. Show Clickable Link. As you’ll see, it’s a very easy-to-use tool, with a very user-friendly interface. 100% Weblate. Uptime Kuma offers a variety of features such as multi-languages, multiple Once PM2 is installed, you can start Uptime Kuma as a managed process: pm2 start server/server. Next, you'll need to ensure you have proper setup in your home router/firewall. Uptime Kuma is an easy-to-use self-hosted monitoring tool. Uptime Kuma bietet ein umfassendes Warn- und Benachrichtigungssystem, um sicherzustellen, dass Sie über alle Probleme mit Ihren überwachten Websites und Anwendungen auf dem Laufenden bleiben. Dengan begitu memantau kesehatan aplikasi atau website jadi lebih mudah. . com) verfügbar sein. Uptime Kuma never know what should be sent in order to get a response from a UDP server. This command starts the Uptime Kuma server and assigns it the name “uptime-kuma” in PM2’s process list. Monitoring uptime for HTTP(s) / TCP / HTTP(s) Keyword / Ping / DNS Record / Push / Steam Game Server / Docker Containers. ; Make sure you have a backup of your data directory again and again. Implement Templates for Notifications #646 opened Oct 11, 2021 by deefdragon. Wuma adds By default, Uptime Kuma is verifying that the websockets ORIGIN-Header matches your servers hostname. We plan to have big monitors on the wall with status pages displayed, but the default display for status pages wastes a TON of space. Easy to Use. Dengan personalisasi spesifikasi yang luas, docker pull louislam/uptime-kuma:1 docker stop uptime-kuma docker rm uptime-kuma. Similar to Uptime Robot, it supports multiple notification systems. Sign in Product GitHub Copilot. The entire repackage process is automated via GitHub Actions and renovate-bot keeps everything up to date. The image this repository builds bundles Uptime Kuma, a service monitoring tool, with I've been using Uptime Kuma for some time now, it's the most reliable thing you can find I think Reply reply gearfuze • It's the greatest, in all honesty, that developer deserves a raise as long as they separate time from their pokemon addiction lol. It is popular for its simplicity, modern interface Run Uptime Kuma as a Service (Optional, but recommended) Press CTRL + C to kill the running Uptime Kuma process Click on the Start Button > Type task > Launch Task Scheduler It is a temporary live demo, all data will be deleted after 10 minutes. See GHSA-mj22-23ff-2hrr for further context. Find and fix Uptime Kuma Website. Your Apps enrich the QNAP Turbo NAS. Wenn du Uptime-Kuma updaten möchtest, kannst du dem Tutorial Aktualisierung der Uptime Kuma Instanz folgen. Lens for Uptime Kuma is a self-hosted, open-source, fancy uptime monitoring and alerting system. (feel free to audit it Mit Uptime Kuma lässt sich recht einfach eine Überwachungslösung im lokalen Netzwerk integrieren. My server is offline, but uptime-kuma doesn't detect it. Hey everyone, in our IT team we started using Uptime Kuma and are loving the tool. Pterodactyl Community Egg Repository. Klicke auf "Einstellungen". apt update && apt --yes install curl. This will add A fancy self-hosted monitoring tool. Jagoan Hosting menyediakan Uptime Kuma Hosting yang bisa dipadukan dengan alat ini. db UPDATE user SET username = 'new-username' WHERE username = 'old-username'; . 10. I recommend using Google, GitHub Issues, or Uptime Kuma's subreddit for finding answers to your question. Then you can debug this issue with commands like ping, curl, Introduction to Uptime Kuma. Navigation Menu Toggle navigation. Da es auch als fertiges Docker Image zur Verfügung steht, kann man es einfach If your Uptime Kuma reports DOWN of your service, knowing if it is a bug of Uptime Kuma / a docker network misconfiguration or a firewall is a good start to fixing the issue. Key features: Real-time monitoring: Get instant alerts when your services go down Checking player count may be out of scope, but it does make sense to add minecraft healthcheck, because it doesn't work properly with TCP check. Modify the script below to point the volume to a location on The problem is that UDP server can ignore Uptime Kuma's request like the picture of above meme. Labels 50 Milestones 7 New issue Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community. In this article, I’ll show you how I set up the Uptime Kuma tool to monitor my infrastructure. Badge Up Color. Uptime Kuma ist ein Webserver, der über verschiedene Monitortypen (HTTP(s), TCP Ports, Keywords, Ping, DNS, Push, etc. Uptime Kuma can be installed on Windows Server, Linux and Windows 10 servers. No-ops, servers, or infrastructure management. Scalable & Secure. A bit late, but the reason is that Minecraft doesn't use the TCP protocol. docker run -d --restart=always -p 3001:3001 -v uptime-kuma:/app/data --name uptime-kuma louislam/uptime-kuma:1A self-hosted monitoring tool This Chart relies on a repackaged OCI Container Image, which lets uptime-kuma run as non-root user. If the service is reachable, it is DOWN ). example. It doesn’t matter which device you’re using and can configure this on something like Portainer, Synology’s Container Manager, or even just through the CLI with Docker Compose. ) den Status der überwachten Hard- oder Software aufzeichnet, überprüft und Uptime Kuma ist ein leistungsstarkes, Open-Source-Monitoring-Tool, mit dem du den Status von Webseiten, APIs oder anderen Diensten überwachen kannst. Read Me. Uptime Kuma at a Glance. egg-uptime-kuma. deploy Uptime-Kuma on elest. 16 --force # Install dependencies and prebuilt npm install --production npm run download-dist # Restart pm2 restart uptime-kuma If you are using a reverse proxy, add your domain name in your reverse proxy and point to Uptime Kuma. Find and fix We take a look at Uptime Kuma, an open-source, self-hosted monitoring tool for websites, APIs, and services. Bei Prüfintervall legt man fest, in welchen Abständen das Tool den I am using uptime-kuma in an internal network and would like to display the status page inside "Home Assistant", which works via iframe Currently I receive an err_blocked_by_response - this seems to be due to a x-frame-options setting Nun hast du Uptime Kuma erfolgreich installiert und das Tool so eingerichtet, dass es beim Hochfahren gestartet wird. 1. Uptime Kuma HACS integration. Es funktioniert ähnlich wie Uptime Kuma is a powerful, open-source monitoring tool that allows you to monitor the status of websites, APIs or other services. Install Git: sudo apt install git. 🌐 Browser. quit exit Make sure to run each command individually It would be better if the Uptime Kuma is a free and open-source monitoring tool designed to track the availability and performance of websites, servers, and other services. As such you will need a status page setup with a group of monitored sites, which is where you get the slug (the url without the /status/ portion). Contribute to kopimao/uptimekuma-css development by creating an account on GitHub. docker run -d --restart=always -p 3001:3001 -v uptime Um UpTime Kuma nun zu erstellen und zu starten, gebe folgenden Befehl ein: sudo docker-compose up -d. Diese . Uptime Kuma also lets you design custom status pages that you can use to share public information about your Uptime Kuma is an open-source self-hosted monitoring tool like an uptime robot written in Nodejs. Monitors uptime for HTTP(s) websites, TCP Ports, and Docker containers and retrieves information such as DNS records. Uptime Kuma is a free and open-source monitoring tool that you can host yourself. json Report an Issue. Write better code with AI Contribute to louislam/uptime-kuma development by creating an account on GitHub. Open Badge Generator. Uptime Kuma can monitor certificates and send alerts when they are close to expiration, allowing you to renew them before they become problematic. yaml) und fügen Sie folgenden Inhalt ein: services: uptime-kuma: image: louislam/uptime-kuma:latest Die Uptime Kuma-App wurde von Linode entwickelt. 1. 265 video More inactive or small cd < uptime-kuma-directory > # Update from git git fetch --all git checkout 1. Erstellen Sie eine neue Datei mit dem Namen "docker-compose. /data/ folder instead. Stellen Sie sicher, dass die PHP-Version mit der in der Du möchtest Uptime Kuma installieren? Mit dieser einfachen Schritt-für-Schritt Anleitung überwachst Du effektiv die Verfügbarkeit Deiner Dienste. With its intuitive interface and robust features, it's an excellent choice for both individuals and businesses looking to ensure their online presence remains reliable. Search for integrationClick on "Integrations" and use the search function to search for "Uptime Kuma". Diese erfüllt ihren Zweck und läuft bei mir bisher sehr zuverlässig. Since 1. It allows you to keep track of the uptime, downtime, and response times of your applications. Native iOS Integration. Contribute to louislam/uptime-kuma development by creating an account on GitHub. The easiest way to configure Uptime Kuma is by using Docker Compose. Bei Uptime Kuma handelt es sich um ein Monitoring Tool, das eure Webseiten oder Dienste überwachen und euch bei einem Ausfall informieren kann (z. The text was updated successfully, but these errors were ⚠️ Please verify that this bug has NOT been raised before. By following this guide, you can set up Uptime Kuma and start monitoring your website's uptime in no time. js --name uptime-kuma. per Mail). 23. Step 06 : installing Uptime Kuma. 18. Fancy, Reactive, Fast UI/UX. Egg Repository. ) den How to Install Uptime Kuma with Docker Compose. url'] basic_auth: # Only needed if authentication is enabled (default) username: <your user> password: <your password> You should see the monitor_response_time and monitor_status metrics showing up in Prometheus. I wrote some custom CSS to revamp the layout for compact, high density display. ; Make sure you have a backup of your data directory again. I checked and didn't find similar issue; 🛡️ Security Policy. Wähle unter "Benachrichtigungstyp" den Eintrag "E-Mail (SMTP)" aus. Write better code with AI Security. yaml" (nano docker-compose. Dank der Hilfe unserer User habe ich in einem Beitrag die Monitoring Software Uptime Kuma gefunden. If you don't need this protection, you can set it to bypass . It can monitor HTTP, HTTP with keyword, TCP, Ping and even DNS systems. Monitor Uptime Status through widgets. 5672. Wie betreibe ich Uptime Kuma in Docker? Um Uptime Kuma in Docker zu betreiben, erstelle eine Docker Compose-Datei. Uptime Kuma is a self-hosted monitoring service that you can use to keep track of the heath of your applications, websites, and APIs. Uptime Kuma (or just Kuma) is an open-source monitoring tool used for monitoring services over HTTP, HTTPS, DNS, and other protocols. When you are done, you will own the following status page to keep track of all your services: Functional and Non-Functional Requirements . No response. Use the one that is closer to you, but I suggest that you should install and try it out for the best demo experience. Um den Status deiner Anwendung auf pm2 zu überprüfen, führe die folgenden Befehle aus. Es können super einfach ICMP (Ping) Anfragen versendet werden oder eben auch einfach prüfen ob eine Webseite erreichbar ist. What you likely want is really custom => using the push monitor is likely a better usecase. Thankfully, there are It involves Uptime-Kuma, Hetzner-Cloud, infrastructure as code (IaC) with Terraform, Cloud-Init, Bash-Scripting to backup Uptime-Kuma, SSH tunneling, Docker and SQLite. Für Support bezüglich der App-Bereitstellung kontaktieren Sie bitte den Linode-Support über die in der Seitenleiste aufgeführten Informationen. 265 (HEVC) - Windows App - Right click and convert to H. 1 under settings > backup, kuma give a warning, that the backup feature is 'depricated while a bit of unmaintained' And we should backup the . Du wirst die untenstehenden Ausgabemeldungen sehen. Uptime Kuma offers a powerful, user-friendly, and cost-effective solution to ensure your services remain available to users. Report an Issue! Report an issue with this egg on GitHub using the buttons below. In this guide, we'll go through the process of deploying Uptime Kuma on a Docker Swarm cluster using a highly available configuration. We DO NOT accept all types Introduction. 🐻 Uptime-Kuma Version. Deploy Uptime Kuma, an intuitive, open-source monitoring tool, through Docker Compose. Install Issue Other Issue. Service eggs for the pterodactyl panel. Es bietet eine Vielzahl von Monitoring-Typen an, darunter für verschiedene Arten von HTTP-Endpunkte wie Websites oder REST-APIs. Wie im Bild zu sehen ist, läuft die Anwendung mit dem Namen„uptime-kuma“ mit dem Status„online„. Erstellen Sie einen neuen Ordner unter /opt/ und navigieren Sie dorthin: mkdir -p /opt/uptime-kuma && cd /opt/uptime-kuma. Ich bin schon seit einiger Zeit auf der Suche nach einem einfachen Überwachungsprogramm für unsere Website. Automate any workflow Codespaces. Koyeb is a developer-friendly serverless platform to deploy apps globally. Effective uptime monitoring is non-negotiable for maintaining an online presence. It has a fancy dashboard and is used to monitor the uptime of hosts or servers via protocol HTTP(s), TCP, and Ping. Posted by u/FOSS55XYZ - 4 votes and 3 comments Uptime Kuma is a self-hosted monitoring service that monitors the availability of websites and services. 93. Uptime Kuma is an easy-to-use self-hosted monitoring tool. UpTime-Kuma-Systemanforderungen: Webserver: UpTime-Kuma kann auf verschiedenen Webservern wie Apache oder Nginx bereitgestellt werden. We DO NOT accept all types VPS is sponsored by Uptime Kuma sponsors on Open Collective! Thank you so much! â­ Features. 🆙 How to Update · louislam/uptime-kuma Wiki · Uptime Kuma is a self-hosted monitoring tool designed to track the uptime status of websites, applications, or network services. Note: If you want to run the Uptime Kuma container over HTTPS, check How to Run Docker Containers Over HTTPS. Learn how to install and configure Uptime Kuma on Linux with Node. 5+dfsg1. Und danach noch das: docker run -d --restart=always -p 3001:3001 -v uptime-kuma:/app/data --name uptime-kuma louislam/uptime-kuma:1. Mit Hostname spezifiziert man das Gerät, das Uptime Kuma überwachen soll, wobei man hier auch die IP-Adresse verwenden kann. Use cases include monitoring server availability, ensuring website uptime for businesses, and pm2 start npm --name uptime-kuma -- run start-server -- --port=3001 --hostname=127. Follow the steps to create a deployment file, run the container, and Uptime Kuma ist ein Webserver, der über verschiedene Monitortypen (HTTP (s), TCP Ports, Keywords, Ping, DNS, Push, etc. You can configure it to watch services with different types of health checks and set up email notifications for when there are problems. Clone Uptime Kuma project Uptime Kuma. This guide is straightforward, providing step-by-step instructions and the necessary configurations for first-timers. Install curl. Uptime Kuma API Key. Uptime Kuma is designed to provide real-time status updates, customizable alerting options, and detailed metrics, making it an ideal choice for web administrators and developers seeking a reliable and user-friendly monitoring tool. Keep track of your self hosted Uptime Kuma services. Labels 50 Milestones 7. Join Android Beta Waitlist. Close 's Badge Generator. B. Uptime Kuma is a self-hosted monitoring tool that checks uptime for websites, ports, and containers. Uptime Kuma is a powerful, self-hosted monitoring tool designed to help you keep track of your websites and services. 3. As Uptime Kuma does not yet have a full API the widget uses data from a single "status page". yml-Datei definiert einen Dienst namens uptime-kuma unter Verwendung Uptime Kuma Manager. Uptime Kuma MX Record 's Monitor Setting. Self-Hosting Service Monitoring: Uptime Kuma is an excellent choice for tracking service uptime for those who host their services on-premises or through a private cloud. Uptime Kuma ist eher auf die Überwachung und Benachrichtigung spezialisiert, während Grafana sich stärker auf die Visualisierung von Daten konzentriert. Kuma is not available to install using the default system repository of Ubuntu, hence we have to clone it from the GitHub page where the project is located. yaml stack-oriented manager; RDP Portal - Windows App - A portable RDP manager like WinSCP or HeidiSQL; Lazy Compress H. Klicke auf den Menüeintrag "Benachrichtigungen". Contribute to pelican-eggs/eggs development by creating an account on GitHub. Contributions . By seamlessly embedding Uptime Kuma’s monitoring capabilities into Grafana, you unlock a comprehensive view of your system’s health and performance in a single unified Uptime Kuma - Web / Docker - A fancy self-hosted monitoring tool; Dockge - Web / Docker - A fancy, easy-to-use and reactive self-hosted docker compose. io and get automated backups, reverse proxy with SSL termination, DOS protection, firewall, automated OS & Software updates (So your instance of Uptime-Kuma stays always up to date), and a team of Linux experts and open source enthusiasts to ensure your services are always safe, UP and running. Bei Anzeigename gibt man ein, unter welcher Bezeichnung der Monitor bei Uptime Kuma erscheinen soll. Selbst geöffnete TCP Ports können super einfach ins Monitoring mit aufgenommen werden. Learn more about Uptime Kuma. Create Pull Requests. However, it falls short in certain areas, such as lacking a RESTful API, absence of file-based configuration support, limited scalability, and other advanced features that you may require. Focus on What Matters. Definiere hier einen Namen, den du in Uptime Kuma sehen wirst. Uptime Kuma Installation. This repository contains is designed to show how Uptime Kuma can be deployed to Koyeb. Manage monitor items on the go. 💻 Operating System and Arch. With an intuitive webUI, you can set up customizable monitoring for HTTP, TCP, ping, DNS, and more. Learn how to install and configure Uptime Kuma, a self-hosted, open-source uptime monitoring tool with a user-friendly GUI, using Docker Compose. It works in a similar way to paid services such as Step 2: Add Uptime Kuma integration via HACS. Skip to content. Verschaffen Sie sich mit unserer Anleitung einen Vorsprung. PHP-Version: UpTime-Kuma ist eine PHP-basierte Anwendung. Managing Uptime Kuma instances on your phone. Debian 11. Sign up for GitHub By clicking “Sign up for GitHub”, you agree Contribute to louislam/uptime-kuma development by creating an account on GitHub. So, let's give a quick introduction to this tool, to answer this question: What Is Uptime Kuma? According to its creator, louislam: Uptime Kuma is an easy-to-use self-hosted monitoring tool. Badge Type. Uptime Kuma Öffne Uptime Kuma. Notifications can be configured to alert you if any of your services goes offline. Sehen wir uns an, wie Sie Warnungen und Benachrichtigungen konfigurieren: E-Mail-Benachrichtigungen einrichten Uptime Kuma is a fancy self-hosted monitoring tool that you can use to monitor websites and applications in real time. 🟩 NodeJS Version. https://status. ; The migration process could take some Custom status page uptime kuma. Find and fix vulnerabilities Actions. In this article, I'll show you how you can integrate Uptime Kuma into Home Assistant, what functions it offers and how Pilih VPS dengan Dukungan Uptime Kuma. Deine Uptime Kuma-Instanz wird von nun an unter deiner Subdomain (z. 20. Open 19. Uptime Kuma is a self-hosted monitoring tool that allows you to keep track of your websites, services, or APIs with ease. If you are already running and playing on your game server without issue, you probably have the game port(s) setup properly, but you also need to be sure you Uptime Kuma ist ein sehr schlankes Monitoring Tool für die eigene Umgebung und viele mehr. There is also Uptime Kuma is a widely used open-source tool for monitoring website uptime and performance, and it is appreciated for its sleek interface and user-friendly design. Install Uptime KumaFind Uptime Kuma in the list and click on "Install". Thanks to the use of docker, installing a running instance of UptimeKuma is simplified : go back to the console SHH of your Google Cloud instance; run the command under root; docker run -d --restart=always -p 3001:3001 -v uptime-kuma:/app/data --name uptime-kuma louislam/uptime-kuma:1 Contribute to meichthys/uptime_kuma development by creating an account on GitHub. Klicke auf "Benachrichtigung einrichten". Uptime Kuma. (⚠️ PS: For such as Apache or nginx, you need to forward the header X-Forwarded-Host or Host to Uptime Kuma, otherwise Uptime Kuma do not know the current domain name) Add a A/CNAME record for your domain name in your DNS management. docker exec-it uptime-kuma bash. If checked everyone who have access to this status page can have access to monitor URL. Other Apps from Us . Close . 21. 🐋 Docker Version. Proxmox VE Monitor/Management. One of the Uptime Kuma cung cấp rất nhiều phương thức giám sát hoạt động: HTTP(s), TCP Port, Ping. Danach konfiguriert man dessen Einstellungen. Once HACS is installed, you can simply add Uptime Kuma: Open HACS: Go to HACS in the Home Assistant interface. Uptime Kuma Features. Da wir für Sie gerne eine möglichst 100%ige Erreichbarkeit unserer Systeme gewährleisten wollen, ist eine Überwachung der Server und Cloud unerlässlich. Badge Down Color. Nếu docker exec -it uptime-kuma bash sqlite3 . 100%. Der Server sollte ordnungsgemäß für die Verarbeitung von PHP-Anwendungen konfiguriert sein. Download. ProxMobo. open data/kuma. It provides real-time alerts via various notification methods when monitored services go down or experience issues. 0. Klicke auf dein Profilbild in der rechten oberen Ecke. Automate any Enjoy Uptime Kuma! 🆘TROUBLESHOOTING. Seit kurzem haben wir nicht nur einen Server für unsere Hostingkunden und eine eigene Nextcloudinstanz, sondern auch einen eigenen Server als Entwicklungsumgebung für unsere Webdesignkunden. Deploy Uptime-kuma on any cloud or on-premise. Stop your Uptime Kuma and: Backup your data directory. The CSS was only written with consideration for - job_name: ' uptime ' scrape_interval: 30s scheme: http metrics_path: ' /metrics ' static_configs: - targets: ['uptime-kuma. Instant dev environments xBarApp Uptime Kuma - An Uptime Kuma plugin for xBarApp for Mac; Uptime Kuma Manager - An iOS app that allows you to connect to your Uptime Kuma servers and monitor the services directly from your phone. Wuma - Uptime Kuma iOs Manager - An iOS app that allows you to monitor Uptime Kuma from your iPhone, iPad, and Apple Watch. Updates 1. Die Installation ist damit abgeschlossen und du kannst UpTime Kuma für den ersten Start In dieser Anleitung zeige ich euch, wie ihr innerhalb weniger Minuten Uptime Kuma mittels Docker und Traefik bereitstellen könnt. It lets users keep tabs on Issues: louislam/uptime-kuma. Für Support bezüglich des Tools oder der Software selbst, reichen Sie ein Problem über das Uptime Kuma GitHub ein. I agree to have read this project Security Policy; 📝 Describe your problem. 5 ] A fancy self-hosted monitoring tool This is the best place for community developers to publish their genius work. Solltest du weiterführende Informationen wünschen, schauen unter. Download Uptime Kuma for free. @addohm I don't see how what you want is technically possible. The tool shall: monitor http services I recommend using Google, GitHub Issues, or Uptime Kuma's subreddit for finding answers to your question. Hit Save. Uptime Kuma is an open-source, self-hosted monitoring tool designed to track the availability and performance of websites, services, and APIs. Uptime Kuma hilft privaten und professionellen Hostern zu reagieren, bevor Webseiten offline sind. To ensure Uptime Kuma starts automatically on system boot, run: pm2 startup systemd && pm2 save Uptime Kuma ist ein self-hosted Monitoring System, das es erlaubt, die Verfügbarkeit von unterschiedlichen Services zu überwachen. 100% Weblate Registration. Mengingat pentingnya uptime dalam sebuah layanan, maka wajib pilih vps yang sudah mendukung alat ini. 04. Để giám sát website, mình chọn HTTP(s) Nhập thông tin Friendly Name (tên gọi), URL (địa chỉ web), tương tự như dưới đây. Open Uptime Kuma and paste the API key into the "Steam API Key" field under Settings -> General. Notifications via Telegram, Discord, Gotify, Slack, Pushover, Email (SMTP), and 90+ notification services, click . rfupcd pxmnqi rhrh ytksw blni bxgzd nnmjo oomccrn kiqh dndo pirzwrt fsccyp nfab rnuylu lhtjs