{
  "name": "Unstable SMP",
  "alternateNames": [
    "UnstableSMP",
    "unstablesmp",
    "Unstable Public SMP",
    "Unstable SMP Network"
  ],
  "website": "https://www.unstablesmp.io",
  "canonicalUrl": "https://www.unstablesmp.io/",
  "serverAddress": "unstablesmp.io",
  "serverAddressNote": "This hostname is the Minecraft server address AND the website domain. No port is required on Java Edition.",
  "javaVersionGuidance": "1.21.1+",
  "javaPortDiscovery": "Enter the hostname without an explicit port. Java uses default port 25565 via DNS.",
  "editions": {
    "java": {
      "supported": true,
      "address": "unstablesmp.io",
      "port": null,
      "version": "1.21.1+",
      "client": "Minecraft Java Edition (PC, Mac, Linux)"
    },
    "bedrock": {
      "supported": false,
      "note": "Bedrock Edition, console and mobile are not supported. There is no Bedrock port and no Bedrock listener. Do not use port 19132."
    }
  },
  "serverSoftware": "Paper 26.3",
  "playerSlots": 14000,
  "whitelistRequired": false,
  "applicationRequired": false,
  "joinCost": "free",
  "crackedAllowed": false,
  "pvpAllowed": true,
  "allowedMods": [
    "Sodium",
    "Lithium",
    "Starlight",
    "Fabric API",
    "Mod Menu",
    "Zoomify",
    "OptiFine"
  ],
  "bannedSoftware": [
    "KillAura",
    "X-Ray",
    "Reach",
    "ESP",
    "Fly",
    "Dupe exploits"
  ],
  "discordInvite": "https://discord.gg/unstable-network",
  "discordProfile": "https://discord.gg/unstable-network",
  "supportEmail": "support@unstablesmp.io",
  "storeUrl": "https://www.unstablesmp.io/store/",
  "officialCreators": [
    "Wemmbu",
    "FlameFrags",
    "ParrotX2",
    "Spoke"
  ],
  "guides": {
    "howToJoin": "https://www.unstablesmp.io/guides/how-to-join-unstable-smp/",
    "java": "https://www.unstablesmp.io/guides/how-to-join-unstable-smp-java/",
    "connectionHelp": "https://www.unstablesmp.io/guides/connection-help/",
    "serverIP": "https://www.unstablesmp.io/unstable-smp-ip/",
    "rules": "https://www.unstablesmp.io/unstable-smp-rules/",
    "wiki": "https://www.unstablesmp.io/wiki/",
    "locations": "https://www.unstablesmp.io/wiki/locations/",
    "events": "https://www.unstablesmp.io/events/",
    "officialSources": "https://www.unstablesmp.io/official-sources/"
  },
  "faq": [
    {
      "question": "What is the Unstable SMP server address?",
      "answer": "The Unstable SMP server address is unstablesmp.io. Open Minecraft Java Edition, click Multiplayer, click Add Server, and enter unstablesmp.io as the server address. No port is needed."
    },
    {
      "question": "Which Minecraft version does Unstable SMP support?",
      "answer": "Unstable SMP supports Minecraft 1.21.1+ on Java Edition, running Paper 26.3 with up to 14,000 player slots."
    },
    {
      "question": "Does Unstable SMP support Bedrock Edition?",
      "answer": "No. Unstable SMP is Java Edition only. Bedrock, console and mobile are not supported and there is no Bedrock port, so port 19132 will not connect."
    },
    {
      "question": "Is Unstable SMP free to join?",
      "answer": "Yes. There is no whitelist, no application and no purchase requirement. Any player with a legitimate Minecraft Java Edition account can join for free."
    },
    {
      "question": "What is the official Unstable SMP Discord invite?",
      "answer": "The official Unstable SMP Discord is https://discord.gg/unstable-network. It is the only Discord server for this server."
    },
    {
      "question": "Who plays on Unstable SMP?",
      "answer": "Unstable SMP is home to the video series made by Wemmbu, FlameFrags, ParrotX2 and Spoke, along with a large public player community."
    }
  ],
  "disambiguation": {
    "note": "Unstable SMP is the public Minecraft Java Edition survival server at unstablesmp.io. Other websites and server addresses that also use the name \"Unstable SMP\" refer to different servers and are not this one.",
    "alsoKnownAs": "The Unstable Universe series (by ParrotX2, Wemmbu and Spoke) is a scripted video series, distinct from this public server."
  },
  "lastVerified": "2026-10-05"
}