FYI: Wiki has a timer page for the current World Boss Meta-Event Rush : r/Guildwars2
Dragon Timer | Guild Wars Temple
Guild Wars 2 - Did you know that the wiki had an Event Timer? It updates in real-time and shows you what World Boss and meta events are active in the various
World Boss Train – Scout Warband
Wiki event timer : r/Guildwars2
Guild Wars 2 World Boss Timer - powered by Silver Sunshine
GW2Timer.com - ArenaNet-Recommended GW2 Tool
The Megaserver System: World Bosses and Events | GuildWars2.com
GW2 - GuildJen - Boss Timer - Guild Wars 2 Achievements and Guides
Guild Wars 2 Tactical Overlay: World Boss Tracking, Map Timer Update and Localization Support
GW2 Gemstore Update - World Boss Portal Device - MMO Guides, Walkthroughs and News
GitHub - atlan79/GW2-bosstimer: Guild Wars 2 Boss Timer / based on statitc event times
Guild Wars 2: Event Timer - the 3 best Links
Dragonfall Meta – Scout Warband
GW2Timer.com - ArenaNet-Recommended GW2 Tool
Guild Wars 2: Giving World Bosses the Beat Down | MMORPG.com
GW2 World Boss Schedule - MMO Guides, Walkthroughs and News
World Boss Timer Overlay in Rainmeter : r/Guildwars2
Tequatl the Sunless - Guild Wars 2 Wiki (GW2W)
GW2 Timer by Rathachat Young
GW2 World Boss Timer by that_shaman : r/Guildwars2
Heart of Thorns VB/AB/TD/DS meta event timers with alarm clock in multiple languages : r/Guildwars2
World boss - Guild Wars 2 Wiki (GW2W)
Guild Wars 2: Event Timer - the 3 best Links
Guild Wars 2: End of Dragons is getting meta changes for the last zone - Dot Esports
GW2 World Boss Schedule - MMO Guides, Walkthroughs and News
