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 24463Eric David Benari
Tech in Motion Events: San Francisco San FranciscoUSTechnologists 13195Mandy Ivy
Tech in Motion: New York City New YorkUSTechnologists 12027Mandy Ivy
Tech in Motion: Boston BostonUSTechnologists 10879Mandy Walker
New York Software Engineers (NYSE) New YorkUSSoftware Engineers 9005Michael Latulippe
Tech in Motion: Silicon Valley San JoseUSTechnologists 8793Mandy
106 Miles Palo AltoUS106ers 8779Adam
Tech in Motion: Chicago ChicagoUSTechnologists 8506Mandy Walker
Tech in Motion: Los Angeles Los AngelesUSTechnologists 7833Mandy
Bay Area Software Engineers (BASE) San FranciscoUSSoftware Engineers 7650Michael Latulippe
WordPress NYC Meetup Group New YorkUSWordPress Fanatics 7524WordPress
PHP London LondonGBPHP users 7495Johanna Cherry
Tech in Motion: Philadelphia PhiladelphiaUSTechnologists 7429Mandy
New York MongoDB User Group New YorkUSMembers 6532MongoDB
NYLUG - New York Linux Users Group New YorkUSMembers 6392Brian Gupta
PHPSP São PauloBRMembers 5542Hussani Oliveira
The Vancouver Web Design Meetup Group VancouverCAVancouver Web Design Meetup 5159Darrell Hadden
I am Happy Project - Ni Dilli, Indian Ni DilliINHappy People 5095I am Happy Project
¿Por qué aprender a Programar? BogotáCONuevos Programadores 5069Cesar
Skookum Tech Talks CharlotteUSMembers 4799Don Post
Find a Tech Job LondonGBCareer Networkers 4651Samantha hepburn
Chicago Women Developers ChicagoUSAmazing People 4603Melissa Pierce
New York Web Performance Group New YorkUSweb speeders 4549Sergey Chernyshev
WordPress Orlando OrlandoUSWordPressers 4540WordPress
Women Who Code Boston BostonUSCoders 4459Women Who Code
Berlin Hack and Tell BerlinDEHackers 4392Keith Corwin
WordPress Sydney SydneyAUWordPress Enthusiasts 4336WordPress
Dev Japan TokyoJPmembers 4327Caven Cade Mitchell
WordPress DC WashingtonUSWP Enthusiasts 4040WordPress
Boston PHP BostonUSMembers 3869Matt Murphy
Delhi MongoDB User Group DelhiINMembers 3821MongoDB
Melbourne Web Developers MelbourneAUDevs 3804Emma
Matters - Paris Veille Technos Meetup ParisFRLearners 3782Matters
AWS Seattle | Official Events SeattleUSMembers 3777Ross Barich
KeepCoding MadridESKeepCoders 3606Keep Coding
WordPress Barcelona BarcelonaESWordPressers 3585WordPress
Community Hack Night Los AngelesUSMembers 3556Dubie
Boston Software Engineers BostonUSSoftware Engineers 3532Michael Latulippe
Web Engineering Düsseldorf DüsseldorfDEEngineers 3514Andy Grunwald
Code Oregon PortlandUSStudents 3461Jenny W
Women Who Code Boulder/Denver DenverUSWomen Who Code Members 3440Women Who Code
Full-Stack Engineering New YorkUSFull-stack Engineers 3429Michael Boufford
İstanbul PHP User Group IstanbulTRPHPers 3423Emir Karşıyakalı
MTL + ECOMMERCE MontréalCAEcommerce Professionals 3397Ambroise Debret
IT w Warszawie WarsawPLMembers 3356Jadex
Sydney Developer Drinkups SydneyAUDevelopers 3339Jess Telford
Memphis Technology User Groups MemphisUSTechies 3232Bryan Robinson
San Francisco WordPress Meetup San FranciscoUSWordPress Enthusiasts 3182Zach Berke
San Francisco MongoDB User Group San FranciscoUSMongoDB Fans 3167MongoDB
Boston WordPress CambridgeUSWordPress Fans 3146Tom Beach
NYC Tech Debates New YorkUSDebaters 3068Zachary Schneider
BogoDev BogotáCOProgramadores 3048@ElkinGaravito
Pixels and Pints CalgaryCASquares 3047Tony Grimes
Tech in Motion: Dallas DallasUSTechnologists 2852Mandy Walker
SoCal Node.js Los AngelesUSNoders 2840David Aktary
The Vancouver WordPress Meetup Group VancouverCAWordPress Enthusiasts 2807WordPress
Achievers Tech Talks TorontoCAMembers 2744Achievers Tech Admin
New York PHP Meetup New YorkUSNYC PHP Members 2712Hans Zaunere
SF PHP Community San FranciscoUSPHP Developers 2692Andre Marigold
Dev Paraná MaringáBRDesenvolvedores 2676Fernando Fabricio dos Santos
WordPress London LondonGBWordPress Community Members 2665Dan Maby
life michael tel aviv Tel Aviv-YafoILMembers 2661Haim Michael
The Digital Pond LondonGBDigital Ponderers 2654Siji Onabanjo
PHP Rio Rio de JaneiroBRMembros 2584Raphael de Almeida
Sydney Enterprise Agile / Scrum Meetup SydneyAUSydney Agilists 2503Michael Saunders
Laravel Nigeria LagosNGDevelopers 2492Neo Ighodaro
Stamford Tech Meetup StamfordUSTechies 2477Built In CT
AmsterdamPHP AmsterdamNLPHPers 2474Rafael Dohms
OpenTech ParisFRhuman bots 2470Cyril PIERRE de GEYER
Seattle Web App Developers Group SeattleUSWeb App Devs 2468Paul Litwin
Drupal Bangalore BangaloreINDrupalers 2458hw
Technology Meetup (India) PuneINMembers 2458Technology Meetup (India)!
Women Who Code LA Culver CityUSCoders 2441Women Who Code
Chicago Web Professionals Meetup Group EvanstonUSChicago Web Professionals 2439Jeff McNear
Sydney PHP SydneyAUPHP Developers 2422Ollie Brennan
Native App Club — Training, Certifications, Freelancing BangaloreINApp Developers 2412Avi
LAPHP: The Los Angeles PHP Developers Group Santa MonicaUSPHP Developers 2411Oleg Baranovsky
Dallas PHP DallasUSPHP Developers 2408Chris Cornutt
Women Who Code East Bay OaklandUSCoders 2326Women Who Code
London Web Performance Group LondonGBWeb Speeders 2310Perry Dyball
Boston Data Science Career #ODSC BostonUSProfessionals 2305Sheamus
Philadelphia WordPress Meetup Group PhiladelphiaUSWordPress Enthusiasts 2296WordPress
Madrid MongoDB User Group MadridESMembers 2291MongoDB
Code till Dawn Saint LouisUSCoders 2273Nicholas Diaz
Mentorship Saturdays PortlandUSMembers 2246Bradley Kouchi
Women Who Code Manila ManilaPHAwesome Women Coders 2237Women Who Code
AFSY SfPots ParisFRSymfony Users 2235Jonathan Jalouzot
Ciklum Ukraine/Belarus knowledge sharing community KyivUAIT geeks 2221Julia
ThinkPHP Kharkiv KharkivUAMembers 2210NIX Solutions ltd
PHPMad MadridESphper@ 2186Daniel González
DC PHP Developer's Community WashingtonUSDC PHPers 2135Sandy Smith
Azure Community Singapore (ACS) SingaporeSGAzure Community Members 2132Riza Marhaban
The Austin Linux Meetup AustinUSLinux Enthusiasts 2126Darren Carpenter
Denver Hack Nite DenverUSHacks 2116Josh Robinson
Austin PHP Meetup AustinUSPHP Developers 2114Logan Lindquist
Drupal NYC New YorkUSDrupalers 2084Ben Jeavons
Uszanowanko Programowanko GliwicePLDoges 2044Marcin Mazurek
GTA PHP User Group TorontoCACoders 2040Vic Metcalfe
Paris MongoDB User Group ParisFRMembers 2034MongoDB
WordPress Stockholm StockholmSEWordPressers 2029WordPress
Austin Developer Community AustinUSProgrammers & Developers 1984George Pazdral
The San Antonio Web Development Group San AntonioUSDevelopers 1976Jason Straughan
DomCode UtrechtNLCoders 1971Lucas van Lierop
Learn to Code | Thinkful Houston HoustonUSMembers 1964Ivy Rueb
Melbourne PHP Users Group MelbourneAUPHPMelbers 1941Tom Corrigan
Jeddah Entrepreneurship Meetup مجموعة ريادة الأعمال جدة JiddahSAProfessional 1940Jamal Yacoub
San José, Costa Rica WordPress Meetup San JoseCRWordPress Users 1923WordPress
BackEnd/DevOps PH MakatiPHEngineers 1921Thomas Laughlin
AtlantaPHP Meetup Group AtlantaUSPHP Developers 1919Chris Spruck
Laravel Philippines ManilaPHArtisans 1901Alfie Besin
Hacker News Chicago Meetup ChicagoUSHackers 1888Eric L
WroclawIT WroclawPLMembers 1869Patka
Hack Mosaic New YorkUSHackers 1864Kyle Wanamaker
Berlin Startup Culture (BSC) BerlinDEMembers 1864George Papa
Webworker NRW DüsseldorfDEWebworker 1857Christian Schaefer
Bot Builder Meetup - Bangalore BangaloreINTechies/Founders 1822Malay Warankar
Minneapolis - St. Paul WordPress User Group MinneapolisUSWordPress Enthusiasts 1820WordPress
Comunidad de PHP México CityMXPHPeros 1812Pronuer (Claudio M.G.)
WordPress Buenos Aires Buenos AiresARWordPresseros 1808WordPress
Austin Coders & Hackers by The Tech^map AustinUSCoders & Hackers 1793Johan Borge
Montana Programmers BozemanUSMontana Programmers 1790Wes
London Magento Users Group LondonGBMagento Users 1787Lee Bolding
PHPMG Belo HorizonteBRProgrammers 1787Pedro Chaves
The Seattle Ruby on Rails Developers Meetup Group SeattleUSRailers 1774Bill Harding
Kharkiv WordPress KharkivUAMembers 1770Yevhen Kotelnytskyi
Refactor::Chicago ChicagoUSProfessionals 1766Ryan Cowan
The Singapore PHP User Group Meetup SingaporeSGPHP Community Member 1765Sushma Vyas
Tech 'n' Drinks MünchenDEMitglieder 1765Katharina vdV
Drupal France et Francophonie ParisFRDrupaliens 1755Artusamak
Mobile Developers Group RiyadhSAMembers 1753Dr. Hamad
PHPSrbija BelgradeRSDevelopers 1738PHP Srbija
Developers.nl Meetup RotterdamNLDevelopers, software programmers 1737Developers.nl B.V.
Schönherz Bázis - IT és villamosmérnök meetup BudapestHUInformatikus és villamosmérnök 1730Varga Ferenc
Open Source Hong Kong Hong KongHKMembers 1727Sammy Fung
FoundersDevelopers Meet Up MoscowRUFoundersDevelopers 1714Slava Belykh
Junior Developers Singapore SingaporeSGMembers 1697Michael Cheng
PHP Quebec MontréalCAPHPers 1690Eric Hogue
Tech nights in Medellín MedellínCOMembers 1676Sebastian Miranda
Freelance Talks : Les Apéros Freelances & Tips ParisFRFreelances 1658FreelanceRepublik
106 Miles - Southern California Edition Los AngelesUS106ers 1647Adam
Bangalore Web Performance Group BangaloreINNinza 1644Neeraj
Sacramento WordPress Meetup SacramentoUSWordPress Users 1632WordPress
Bangalore PHP Users BangaloreINMembers 1616Chakrapani R
Jeddah Software Developers JiddahSADevelopers 1598Aaron Q. Johnson
HTML5, Angular Js , Bootstrap, CSS MeetUp PuneINngPune 1592Mahesh D
Seattle PHP User Group SeattleUSPHP Developers 1584Tessa Mero
Silicon Valley Peninsula MongoDB User Group Palo AltoUSMongoDB Fans 1572MongoDB
Grand Circus Detroit: Coding Bootcamps DetroitUSGrand Circus Family 1548Grand Circus
TCNewTech Traverse CityUSTC Technology Enthusiasts 1545Russell Schindler
DC Web Design, Development, Tech, and Media Authority WashingtonUSWeb Heads 1543Startup Central
Dayton Web Developers DaytonUSDevelopers 1540Nathan
WordPress Lisboa LisbonPTMembers 1537WordPress
NewHaven.IO New HavenUSTech Minded People 1536Tom Reznick
Developers Day powered by kariera.gr AthensGRFellows 1532kariera.gr
PHP Colombia BogotáCOphperos 1528f3l
New York City Web Development Community New YorkUSWeb Developers 1526Milan
Microsoft Developers UAE Meetup DubaiAEMicrosoft Developers 1509None
Drupal Developer Network (Singapore) SingaporeSGDrupalists 1508SJ
Saigon Developer Group Thanh Pho Ho Chi MinhVNMembers 1507Hung Vo
NYC CSS/UX New YorkUSCreative stylists 1502Mehboob Alam*
Docker Copenhagen CopenhagenDKDockers 1501Moby Dock
PHP Mexico México CityMXDevs 1493David Flores
PHP Baires Buenos AiresARphperos 1485Christopher Chancé
CodeHub Bristol BristolGBMembers 1484Katja Durrani
LA Startups Los AngelesUSEntrepredoers 1480Paul
Kanpur WordPress Meetup KanpurINWordPress Enthusiasts 1473WordPress
Frankfurt Developers FrankfurtDECoders 1453Pavlos Giannakis
Nerd Interface ChicagoUSNerds 1453Gregg Walrod
Indore Web & Mobile Developers Meetup IndoreINWeb Magicians 1452Vinesh Sandoria
YulDev MontréalCADev 1447Daniel LeBlanc
APIs & IPAs (API Discovery) San FranciscoUSDevs 1447Marc Cuva
Vienna WordPress Meetup ViennaATPeople 1440WordPress
WordPress Cairo CairoEGCairo WordPressers 1427WordPress
Kolamba Cloud Meetup ColomboLKCloud Fanatics 1423WSO2
EPAM Tech Talks | Open meetups KyivUATeams 1422EPAM Ukraine
WordPress Paris ParisFRwapuu 1417WordPress
laravel.istanbul IstanbulTRLaravelci 1413Uğur Arıcı
Nashville PHP NashvilleUSPHP Developers 1402Ben Ramsey
PHP Meetup NairobiKEPHPers 1396Chencha Jacob
Women Who Code Santiago SantiagoCLProgramadoras 1394Women Who Code
Women Who Code Tokyo TokyoJPCoders 1394Women Who Code
Ladies of Code Paris ParisFRLadies of Code 1391Angie Maguire
Go SkyNet Global . . (Golang Global) SeoulKRGeeks 1390Eric Kim Hoik
Tiempo Development. Technology Meetup in Guadalajara. GuadalajaraMXDevelopers and Testers 1390Tiempo Development
Cape Town PHP Group Cape TownZADevelopers 1388Liam Norman
Codeup San AntonioUSMembers 1385Codeup
SFDUG - San Francisco Drupal Users group San FranciscoUSDrupal users 1348John Faber
OC Tech Startup IrvineUSMembers 1346Shervin Talieh
DC Area Drupal Meetup Group WashingtonUSDrupalers 1336Karl Kaufmann
NYC Tech Recruiters New YorkUSMembers 1327Rebecca Sealfon
Delhi Hackathon Meetup DelhiINMembers 1324Vignesh Ramesh
TechTalk with Capgemini WroclawPLMembers 1317Agata Wabnic
Code Review FrankfurtDECode Padawans 1309Sascha Wildgrube
Charleston Technology Group CharlestonUSTechnologists 1299Adam Romer
San Diego PHP San DiegoUSSDPHP Members 1298John Congdon
Full Stack Meetup Budapest BudapestHUMembers 1295Zoltan Szasz
Chicago Drupal Meet Up Group ChicagoUSPeople interested in Drupal 1287Matthew Lechleider
Brisbane Web Tech BrisbaneAUWeb Tech Developers 1282John Christian
Application Security BA Buenos AiresARMembers 1282Joaquin L. Pereyra
The jQuery Boston Meetup Group BostonUSMembers 1272Alessandra Rosenberg