Public servers:
If you want to host your own, here's the server software!
Nightwalkers Minecraft Server 6/15
/v/ - Nonsense 0/32
[LTU] FREEBUILD SERVER [LIETUVA] 3/16
[German only] www.Mine.Dark-Soci 0/29
[DE] cyb0rk.net Minecraft Server 0/32
Perlin Freebuild (24/7) 0/16
[Stigern] Flatgrass #2 0/20
Nut up or Shut up 1/16
[Stigern] Flatgrass #1 0/20
BB|Italian's Lounge 0/15
TCWS Flat Grass 0/16
Awesome Free Build! 0/16
Plains of Algaria 0/16
WoM: Main Server [antigrief] 4/64
alarmblue.org - 24/7! 0/20
Cine's German Server 0/16
Monkey Mines [TOL] 1/16
Ormcraft - #1 Build 0/32
Bolt's Pub 0/16
Ezekeil's Server 0/15
The is0lated server 4/24
HelpLarge Minecraft 1/20
Nuthen's Flatgrass! 0/15
MinecraftManiacs [24/7] (malcon2 1/20
[FH][FortexHotel.Com][Exploratio 0/15
YJL Minecraft Server 0/32
D3 Server! [Physics/Antigrief] 2/255
Nudl Minecraft Server 0/32
!!!1963chevy's custom server!!! 4/25
Dysgalts D3 Build server! 2/255
TheOne's New Build Test Server! 0/20
TheOne's Lava theonemcft.com 16/21
Beware of Dragons 0/8
/tg/entoo, private 0/24
Best Server Ever! 0/64
Eergluk's Mountain Build 0/8
Teh Z's Minecraft Zerver 2/16
Super world 0/16
![FR] slash style 0/25
Maxoims Minecraft Server 0/31
Play3r SERVER 1/5
[POLISH] CLOWN_KILLA YEAH 3!! 0/32
Stickmakerman's GIANT Minecraft 0/14
FalleM's Freedomland 0/11
WoM: Snowy River [Daedal] 1/32
Amiculi's Flatgrass 2/24
! [DE] Hoffy19681024x1024x128 1/24
Titan 7/16
Grave Industries NO HACKS Server 1/15
<<<<Crabbensmasher's>>>> Custom 0/255
Andrew's PublicCraft MULTIWORLD 0/32
Minecraft Server 0/16
False Mine 0/16
Swedish playground! 0/32
Gaeel's ephemeral islands 0/16
Waffles Free Build! 3/15
New Venice [liquidjett] 0/16
!PUBLIC GENERATED MAP FOR YOUUUU 12/16
WoM: Seven Seas [SMP] 1/32
Serverman 0/16
Miner Mountain (Huge Guest area! 0/64
Phasmaster's Playtime Arena 2/8
[FR-Drawkilore] WAD - 24/7 ! 0/50
Budda's Server - Opencraft 4/64
Nuthen's Custom Flatgrass! 0/16
Ham Party Server 0/16
!ADW Main Server 0/255
Mess around here :v 0/8
! Unison's Dual-layer Flatgrass 2/64
[TW]Cooltey server 1/16
[TW][905]ET<> WEI<> 25 NEW 1/32
__Dancing Llama__ 0/32
{TW}xeriod099589(2) 3/5
Beebes Superawesome Funserver 0/16
Syndicate Server @ Doctor-game.c 0/32
!Urchland! Caverns 5/12
Victory Server Telesto 2/25
Chariot's Realistic Landscape 0/15
Minecraft Server 0/16
Minecraft Server 0/16
[TW]twbbs's server 0/16
"Amastris" 1/16
RMM D3 server! 0/255
Have Fun at Adventure Mountain! 2/8
InfoTech 2/16
abcdefghijklmnopqrstuvwxyz 4/4
Cyoland 1/3
Tigerhead's Server 0/16
The Archives (Antigrief and cust 2/32
[LTU] LAVA |LIETUVA| 0/24
Minecraft Server 0/16
The Custom is0lated Server 0/24
CFI server (Cliff build) 10/16
TEAM ECHO TEC'S MINECRAFT 0/20
Hyrule 1/15
Cave Build [Twd] [AntiGrief] 4/16
Aelexe's Rockin' Freebuild Serve 5/24
Friends Only 3/16
! Spadge's RPG Custom Server 5/255
There are 196 players playing on 227 servers (128 of them private).