Minecraft server.properties Editörü

Folder name for the world. The server creates it on first start if missing.

Seed for the world generator. Empty = random.

World preset. Vanilla values: minecraft:normal, minecraft:flat, minecraft:large_biomes, minecraft:amplified, minecraft:single_biome_surface.

JSON string customizing the generator. Empty {} keeps defaults.

Whether structures (villages, fortresses, etc.) generate.

World border maximum radius (blocks). Vanilla cap is 29,999,984.

Radius (blocks) of spawn area where non-ops can't break/place blocks. 0 disables.

Hardcore mode — death sets the player to spectator.

Default gamemode for new players.

Force every player back to the default gamemode on join.

World difficulty.

Allow player-versus-player damage.

Allow non-creative flight (mods, mounts). Required for fly-style minigame plugins.

Whether players can enter the Nether.

Whether hostile mobs spawn.

Whether command blocks function.

Permission level used by /function (1=trusted, 4=op).

Default permission level granted by /op.

Minutes of idle before a player is auto-kicked. 0 disables.

Pause world ticking after the server has been empty for this many seconds. 0 disables.

Bind IP. Empty = listen on all interfaces.

TCP port the Java server listens on.

Maximum simultaneous players.

Authenticate against Mojang. Turn OFF only for offline/cracked LAN servers.

Compress packets larger than this many bytes. -1 disables, 0 compresses everything.

Max packets/sec per connection. 0 = no limit.

Use Linux-only epoll transport for better packet throughput.

Kick players whose Mojang-side ISP doesn't match the connecting IP.

Chunks rendered around each player. Single biggest RAM/CPU lever.

Chunks where mobs / TNT / redstone tick. Often kept ≤ view-distance.

Multiplies the default entity tracking range, percent.

ms a single tick may run before the watchdog kills the server. -1 disables.

Cap on chained block updates per tick. Prevents update-storm crashes.

fsync every chunk write. Safer; on slow disks this can cause TPS drops.

Compression algorithm for region files. lz4 trades disk for CPU.

Message shown in the multiplayer server list. Supports legacy § color codes.

Hide the player list from the server-list ping.

Respond to server-list pings. Off = server appears offline in client lists.

URL of a resource pack offered to clients. Empty = none.

UUID of the resource pack. Required when resource-pack is set.

SHA-1 hash of the resource pack zip. Strongly recommended.

Disconnect players that decline the pack.

Custom message shown to clients in the pack prompt.

Comma-separated datapacks enabled on world creation.

Comma-separated datapacks disabled on world creation.

Restrict who can join to whitelisted accounts.

Kick currently-connected players who aren't whitelisted.

Only allow accounts with signed Mojang chat keys.

Forward console output to ops in-game.

Forward RCON commands to ops in-game.

Log player IPs in server logs. Disable for privacy/GDPR.

URL to a Mojang-spec text filter API. Most servers leave empty.

Allow incoming /transfer connections from other servers.

URL shown to players in the bug-report screen.

Enable the RCON protocol for remote console.

RCON password. Required when enable-rcon=true.

TCP port for RCON.

Enable the GameSpy4 query protocol.

UDP port for query.

Expose server metrics via JMX (use with caution on public hosts).