Minecraft server tools
The small calculations you keep redoing, one page each. Free and without an account; most run entirely in your browser. Some have a Pro version, open to Premium.
Server tester
Check that a server answers: coloured MOTD, version, players and latency, and the exact reason when it doesn't.
Going live, troubleshootingPro version PremiumBest time slot
When are the players of your game mode online? Measured attendance hour by hour, and the best time for an event.
Events, openings, announcementsPro version PremiumListing audit
A score out of 100 for a server listing, and what it lacks to convince a player seeing it for the first time.
Before opening, before a campaignPro version PremiumResources & budget
Memory, CPU, disk and bandwidth for your player count and content, the right kind of hosting and a monthly budget.
Choosing a hostStartup flags & RAM
The launch command with Aikar's flags, the right amount of memory, and ready-to-download start.sh and start.bat scripts.
Paper, Fabric, Forge, Velocityserver.properties generator
Every option explained, presets, import of your own file, and warnings for dangerous settings.
Vanilla, Paper, Fabric, ForgeAnti-lag configuration
server.properties, bukkit.yml, spigot.yml, Paper, Purpur, Pufferfish and Velocity tuned for your server, every value explained.
Paper, Purpur, Spigot, Fabric, ForgePro version PremiumYAML validator
Paste a plugin's config.yml: tabs, indentation and quotes checked, every error explained with its line.
Plugin configsGeyser / Bedrock setup
Welcome console and mobile players: where to install Geyser and Floodgate, which UDP port to open, and the config.
Java ↔ Bedrock crossplayMOTD generator
Design your server's message of the day with colours and see it exactly as players will.
server.properties, plugins, proxy/tellraw, /title, /bossbar generator
Coloured, clickable messages with hover text, as a ready-to-paste command: 1.21.5+ or older format.
Announcements, command blocks, datapacksGradient text
Text with a two- to four-colour gradient, as &#RRGGBB, MiniMessage, Spigot &x, JSON or legacy colours.
Chat, ranks, announcements, hologramsServer name generator
Name ideas for your game mode and style, easy to say and type, flagging names already listed on CubeVote.
Launching a serverServer rules generator
Ten clear rules adapted to your game mode and a sanctions grid, ready for Discord, /rules and your spawn.
Community, moderationRank tag generator
Draw your ranks in pixel art (staff, players, donors) with gradients and shadows, plus the LuckPerms prefix.
Ranks, prefixes, Discord rolesPro version PremiumUsername ↔ UUID
A player's official and offline UUIDs, or the username behind a UUID. Bulk lookup and CSV for Premium members.
Ranks, bans, online-mode migrationPro version PremiumCircles and spheres
Circles, ellipses, spheres, domes and cylinders, filled or hollow: every layer's plan and the block count.
Builders, spawns, arenasNether ↔ Overworld coordinates
Convert coordinates both ways and plan a portal network that doesn't cross-link.
Survival, portal networksMissing a tool?
This page is meant to grow with the needs of listed servers. Tell us what you recalculate too often: it's the best candidate for the next tool.