Here are the top 200 Meetup Groups according to Meetup.com

Name City Country Focus Members Contact Name
🔥 SQL NYC, The NoSQL & NewSQL Database Big Data Meetup New YorkUSData Enthusiasts 24981Eric David Benari
Tech in Motion Events: San Francisco San FranciscoUSTechnologists 13329Mandy Ivy
Tech in Motion: New York City New YorkUSTechnologists 12132Mandy Ivy
Tech in Motion: Boston BostonUSTechnologists 10983Mandy Walker
New York Software Engineers (NYSE) New YorkUSSoftware Engineers 9000Michael Latulippe
Tech in Motion: Silicon Valley San JoseUSTechnologists 8936Mandy
106 Miles Palo AltoUS106ers 8857Adam
Tech in Motion: Chicago ChicagoUSTechnologists 8622Mandy Walker
Tech in Motion: Los Angeles Los AngelesUSTechnologists 8008Mandy
Bay Area Software Engineers (BASE) San FranciscoUSSoftware Engineers 7638Michael Latulippe
WordPress NYC Meetup Group New YorkUSWordPress Fanatics 7602WordPress
PHP London LondonGBPHP users 7556Johanna Cherry
Tech in Motion: Philadelphia PhiladelphiaUSTechnologists 7510Mandy
New York MongoDB User Group New YorkUSMembers 6546MongoDB
NYLUG - New York Linux Users Group New YorkUSMembers 6423Brian Gupta
PHPSP São PauloBRMembers 5628Hussani Oliveira
The Vancouver Web Design Meetup Group VancouverCAVancouver Web Design Meetup 5258Darrell Hadden
Aprende a Programar con BIT BogotáCONuevos Programadores 5225Cesar
I am Happy Project - Ni Dilli, Indian Ni DilliINHappy People 5098I am Happy Project
Skookum Tech Talks CharlotteUSMembers 4936Don Post
Chicago Women Developers ChicagoUSAmazing People 4693Melissa Pierce
Women Who Code Boston BostonUSCoders 4674Women Who Code
Find a Tech Job LondonGBCareer Networkers 4645Samantha hepburn
WordPress Orlando OrlandoUSWordPressers 4612WordPress
New York Web Performance Group New YorkUSweb speeders 4586Sergey Chernyshev
Dev Japan TokyoJPmembers 4514Caven Cade Mitchell
WordPress Sydney SydneyAUWordPress Enthusiasts 4445WordPress
Berlin Hack and Tell BerlinDEHackers 4442Keith Corwin
WordPress DC WashingtonUSWP Enthusiasts 4077WordPress
Delhi MongoDB User Group DelhiINMembers 4002MongoDB
Boston PHP BostonUSMembers 3867Matt Murphy
Melbourne Web Developers MelbourneAUDevs 3810Emma
KeepCoding MadridESKeepCoders 3805Keep Coding
AWS Seattle | Official Events SeattleUSMembers 3779Ross Barich
Matters - Paris Veille Technos Meetup ParisFRLearners 3771Matters
Web Engineering Düsseldorf DüsseldorfDEEngineers 3736Andy Grunwald
WordPress Barcelona BarcelonaESWordPressers 3686WordPress
Community Hack Night Los AngelesUSMembers 3675Dubie
Women Who Code Boulder/Denver DenverUSWomen Who Code Members 3644Women Who Code
Boston Software Engineers BostonUSSoftware Engineers 3532Michael Latulippe
Code Oregon PortlandUSStudents 3522Jenny W
IT w Warszawie WarsawPLMembers 3475Jadex
Sydney Developer Drinkups SydneyAUDevelopers 3461Jess Telford
İstanbul PHP User Group (moved to kommunity.com/istanbulphp) IstanbulTRPHPers 3438Emir Karşıyakalı
MTL + ECOMMERCE MontréalCAEcommerce Professionals 3421Ambroise Debret
Full-Stack Engineering New YorkUSFull-stack Engineers 3413Michael Boufford
Memphis Technology User Groups MemphisUSTechies 3348Bryan Robinson
San Francisco WordPress Meetup San FranciscoUSWordPress Enthusiasts 3206Zach Berke
NYC Tech Debates New YorkUSDebaters 3187Zachary Schneider
Pixels and Pints CalgaryCASquares 3177Tony Grimes
Boston WordPress CambridgeUSWordPress Fans 3174Tom Beach
San Francisco MongoDB User Group San FranciscoUSMongoDB Fans 3164MongoDB
BogoDev BogotáCOProgramadores 3041@ElkinGaravito
Tech in Motion: Dallas DallasUSTechnologists 3008Mandy Walker
Dev Paraná MaringáBRDesenvolvedores 2951Fernando Fabricio dos Santos
Technology Meetup (India) PuneINMembers 2898Technology Meetup (India)!
SoCal Node.js Los AngelesUSNoders 2851David
The Vancouver WordPress Meetup Group VancouverCAWordPress Enthusiasts 2847WordPress
life michael tel aviv Tel Aviv-YafoILMembers 2817Haim Michael
New York PHP Meetup New YorkUSNYC PHP Members 2793Hans Zaunere
Achievers Tech Talks TorontoCAMembers 2771Achievers Tech Admin
SF PHP Community San FranciscoUSPHP Developers 2704Andre Marigold
WordPress London LondonGBWordPress Community Members 2690Dan Maby
PHP Rio Rio de JaneiroBRMembros 2655Raphael de Almeida
The Digital Pond LondonGBDigital Ponderers 2644Siji Onabanjo
Seattle Web App Developers Group SeattleUSWeb App Devs 2624Paul Litwin
AmsterdamPHP AmsterdamNLPHPers 2560Rafael Dohms
Sydney Enterprise Agile / Scrum Meetup SydneyAUSydney Agilists 2521Michael Saunders
Stamford Tech Meetup StamfordUSTechies 2510Built In CT
Drupal Bangalore BangaloreINDrupalers 2506hw
Women Who Code LA Culver CityUSCoders 2499Women Who Code
Laravel Nigeria LagosNGDevelopers 2494Neo Ighodaro
Chicago Web Professionals Meetup Group EvanstonUSChicago Web Professionals 2474Jeff McNear
Sydney PHP SydneyAUPHP Developers 2467Szasza Palmer
OpenTech ParisFRhuman bots 2467Cyril PIERRE de GEYER
Native App Club — Training, Certifications, Freelancing BangaloreINApp Developers 2448Avi
Dallas PHP DallasUSPHP Developers 2418Chris Cornutt
LAPHP: The Los Angeles PHP Developers Group Santa MonicaUSPHP Developers 2412Oleg Baranovsky
Code till Dawn Saint LouisUSCoders 2396Nicholas Diaz
Women Who Code East Bay OaklandUSCoders 2371Women Who Code
Women Who Code Manila ManilaPHAwesome Women Coders 2367Women Who Code
Philadelphia WordPress Meetup Group PhiladelphiaUSWordPress Enthusiasts 2343WordPress
Madrid MongoDB User Group MadridESMembers 2328MongoDB
London Web Performance Group LondonGBWeb Speeders 2309London Webperf
Ciklum Ukraine/Belarus knowledge sharing community KyivUAIT geeks 2305Julia
AFSY SfPots ParisFRSymfony Users 2287Jonathan Jalouzot
Mentorship Saturdays PortlandUSMembers 2277Bradley Kouchi
Azure Community Singapore (ACS) SingaporeSGAzure Community Members 2269Riza Marhaban
PHPMad MadridESphper@ 2224Daniel González
ThinkPHP Kharkiv KharkivUAMembers 2216NIX Solutions ltd
Drupal NYC New YorkUSDrupalers 2182Ho-Ling Poon
Uszanowanko Programowanko GliwicePLDoges 2176Marcin Mazurek
Learn to Code | Thinkful Houston HoustonUSMembers 2154Ivy Rueb
Denver Hack Nite DenverUSHacks 2151Josh Robinson
DC PHP Developer's Community WashingtonUSDC PHPers 2147Sandy Smith
The Austin Linux Meetup AustinUSLinux Enthusiasts 2145Darren Carpenter
Austin PHP Meetup AustinUSPHP Developers 2121Logan Lindquist
WordPress Stockholm StockholmSEWordPressers 2070WordPress
GTA PHP User Group TorontoCACoders 2056Vic Metcalfe
Paris MongoDB User Group ParisFRMembers 2037MongoDB
Laravel Philippines ManilaPHArtisans 2032Alfie Besin
San José, Costa Rica WordPress Meetup San JoseCRWordPress Users 2032WordPress
DomCode UtrechtNLCoders 2020Lucas van Lierop
BackEnd/DevOps PH MakatiPHEngineers 2004Thomas Laughlin
Austin Developer Community AustinUSProgrammers & Developers 1993George Pazdral
The San Antonio Web Development Group San AntonioUSDevelopers 1976Jason Straughan
Junior Developers Singapore SingaporeSGMembers 1971Michael Cheng
Jeddah Entrepreneurship Meetup مجموعة ريادة الأعمال جدة JiddahSAProfessional 1959Jamal Yacoub
Melbourne PHP Users Group MelbourneAUPHPMelbers 1939Tom Corrigan
AtlantaPHP Meetup Group AtlantaUSPHP Developers 1920Chris Spruck
WroclawIT WroclawPLMembers 1916Patka
Tech 'n' Drinks MünchenDEMitglieder 1909Katharina vdV
Webworker NRW DüsseldorfDEWebworker 1896Christian Schaefer
Hacker News Chicago Meetup ChicagoUSHackers 1884Eric L
Berlin Startup Culture (BSC) BerlinDEMembers 1877George Papa
PHPMG Belo HorizonteBRProgrammers 1863Pedro Chaves
Hack Mosaic New YorkUSHackers 1856Kyle Wanamaker
WordPress Buenos Aires Buenos AiresARWordPresseros 1842WordPress
Minneapolis - St. Paul WordPress User Group MinneapolisUSWordPress Enthusiasts 1837WordPress
PHP Baires Buenos AiresARphperos 1821Christopher Chancé
Bot Builder Meetup - Bangalore BangaloreINTechies/Founders 1819Malay Warankar
Startup Club Moscow MoscowRUFoundersDevelopers 1819Slava Belykh
Comunidad de PHP México CityMXPHPeros 1812Pronuer (Claudio M.G.)
Developers.nl Meetup RotterdamNLDevelopers, software programmers 1804Developers.nl B.V.
Montana Programmers BozemanUSMontana Programmers 1802Wes
Austin Coders & Hackers by The Tech^map AustinUSCoders & Hackers 1793Johan Borge
London Magento Users Group LondonGBMagento Users 1790Lee Bolding
The Singapore PHP User Group Meetup SingaporeSGPHP Community Member 1789Sushma Vyas
Refactor::Chicago ChicagoUSProfessionals 1788Ryan Cowan
Kharkiv WordPress KharkivUAMembers 1782Yevhen Kotelnytskyi
Schönherz Bázis - IT és villamosmérnök meetup BudapestHUInformatikus és villamosmérnök 1781Varga Ferenc
Open Source Hong Kong Hong KongHKMembers 1777Sammy Fung
The Seattle Ruby on Rails Developers Meetup Group SeattleUSRailers 1769Bill Harding
Drupal France et Francophonie ParisFRDrupaliens 1766Artusamak
PHPSrbija BelgradeRSDevelopers 1764PHP Srbija
Women Who Code Santiago SantiagoCLProgramadoras 1759Women Who Code
Mobile Developers Group RiyadhSAMembers 1748Dr. Hamad
PHP Quebec MontréalCAPHPers 1735Eric Hogue
Bangalore Web Performance Group BangaloreINNinza 1707Neeraj
Tech nights in Medellín MedellínCOMembers 1683Sebastian Miranda
Jeddah Software Developers JiddahSADevelopers 1677Aaron Q. Johnson
Sacramento WordPress Meetup SacramentoUSWordPress Users 1663WordPress
Freelance Talks : Les Apéros Freelances & Tips ParisFRFreelances 1663FreelanceRepublik
106 Miles - Southern California Edition Los AngelesUS106ers 1648Adam
Bangalore PHP Users BangaloreINMembers 1611Chakrapani R
HTML5, Angular Js , Bootstrap, CSS MeetUp PuneINngPune 1596Mahesh D
WordPress Lisboa LisbonPTMembers 1579WordPress
Grand Circus Detroit: Coding Bootcamps DetroitUSGrand Circus Family 1577Grand Circus
laravel.istanbul IstanbulTRLaravelci 1577Uğur Arıcı
Dayton Web Developers DaytonUSDevelopers 1575Nathan
Seattle PHP User Group SeattleUSPHP Developers 1573Tessa Mero
Saigon Developer Group Thanh Pho Ho Chi MinhVNMembers 1571Hung Vo
Silicon Valley Peninsula MongoDB User Group Palo AltoUSMongoDB Fans 1570MongoDB
TCNewTech Traverse CityUSTC Technology Enthusiasts 1570Russell Schindler
Developers Day powered by kariera.gr AthensGRFellows 1562kariera.gr
Microsoft Developers UAE Meetup DubaiAEMicrosoft Developers 1556Jen Stammers
DC Web Design, Development, Tech, and Media Authority WashingtonUSWeb Heads 1551Startup Central
NewHaven.IO New HavenUSTech Minded People 1548Tom Reznick
Drupal Developer Network (Singapore) SingaporeSGDrupalists 1543SJ
PHP Colombia BogotáCOphperos 1538f3l
CodeHub Bristol BristolGBMembers 1530Katja Durrani
Women Who Code Tokyo TokyoJPCoders 1528Women Who Code
LA Startups Los AngelesUSEntrepredoers 1524Paul
EPAM Tech Talks | Open meetups KyivUATeams 1522EPAM Ukraine
New York City Web Development Community New YorkUSWeb Developers 1521Milan
Kanpur WordPress Meetup KanpurINWordPress Enthusiasts 1519WordPress
Docker Copenhagen CopenhagenDKDockers 1508Moby Dock
PHP Mexico México CityMXDevs 1508David Flores
Indore Web & Mobile Developers Meetup IndoreINWeb Magicians 1502Vinesh Sandoria
NYC CSS/UX New YorkUSCreative stylists 1495Mehboob Alam*
WordPress Cairo CairoEGCairo WordPressers 1472WordPress
Culture × Technology BangaloreINInnovator 1465Yoko Kobayashi
YulDev MontréalCADev 1463Daniel LeBlanc
Frankfurt Developers FrankfurtDECoders 1461Pavlos Giannakis
Tokyo WordPress Meetup TokyoJPWordPress ユーザー 1452WordPress
Vienna WordPress Meetup ViennaATPeople 1450WordPress
APIs & IPAs (API Discovery) San FranciscoUSDevs 1448Marc Cuva
Ladies of Code Paris ParisFRLadies of Code 1444Angie Maguire
Nerd Interface ChicagoUSNerds 1442Gregg Walrod
Kolamba Cloud Meetup ColomboLKCloud Fanatics 1428WSO2
Cape Town PHP Group Cape TownZADevelopers 1427Liam Norman
WordPress Paris ParisFRwapuu 1422WordPress
Meetups@Hackerrank BangaloreINMembers 1410Anil Gulecha
Nashville PHP NashvilleUSPHP Developers 1405Ben Ramsey
PHP Meetup NairobiKEPHPers 1403Chencha Jacob
Golang SkyNet Global . (Golang Global) SeoulKRGeeks 1401Eric Kim Hoik
Tiempo Development. Technology Meetup in Guadalajara. GuadalajaraMXDevelopers and Testers 1390Tiempo Development
Codeup San AntonioUSMembers 1381Codeup
Charleston Technology Group CharlestonUSTechnologists 1371Adam Romer
TechTalk with Capgemini WroclawPLMembers 1369Agata Wabnic
Code Review FrankfurtDECode Padawans 1362Sascha Wildgrube
SFDUG - San Francisco Drupal Users group San FranciscoUSDrupal users 1355John Faber
NYC Tech Recruiters New YorkUSMembers 1348Rebecca Sealfon
DC Area Drupal Meetup Group WashingtonUSDrupalers 1346Karl Kaufmann
OC Tech Startup IrvineUSMembers 1342Shervin Talieh
BackEndBr São PauloBRMembros 1332Matheus Hernandes
Delhi Hackathon Meetup DelhiINMembers 1324Vignesh Ramesh
San Diego PHP San DiegoUSSDPHP Members 1306John Congdon
TECH EXETER ExeterGBMembers 1297Kris Sum
010PHP RotterdamNLCoders 1296Roberto Gardenier