우연히 검색하다보니까 오픈소스 종류가 엄청 많네요^^

Blog
wordpress / dotclear / b2evolution / textpattern / htmly / flatpress

CMS
joomla / open realestate / concrete cms / modx / e107 /drupal / cms made simple / php fusion / composr / zikula / websitebaker / silverstripe / processwire / grav / redaxscript / october cms / microweber / imoress cms / wonder cms / phpw cms / pluxml / typo3 / pimcore / kopage / mahara / fork / jamroom / kirby / croogo / pluck / zenario / cmsimple / schlix cms / genix cms / tikiwiki

Forum
php bb / smf / my bb / vanilla / pun bb / bb press / xmb / elk arte / fud forum / mini bb / mylittle forum

Gallery
piwigo / coppermine / zenphoto / tinyweb gallery / lychee / chevereto free / 4images / i galerie

wiki
doku wiki / pm wiki / media wiki

SNS
ph7 builder / opensource social network / etano / humhub / una / hubzilla / elgg4

광고관리

osclass classifieds

달력

booked / luxcal

메일
roundcube / phplist / webmail lite / rainloop webmail / postfix admin

여론조사
lime survey / matomo / open web analytics

project 관리
feng office / rukovoditel / qdpm / mantis bug / snipe it / kan board / so planning / zentao / php collab / admidio / web collab / bugs

쇼핑몰
abante cart / whmcs / opencart / zen cart / magento / loaded commerce / lite cart / thirty bees / invoice ninja / cube cart / open source point of sale / cs cart store / blesta / shopware / seo toaster / the lia / client exec / peel shopping / magento

ERP , groupware
dollbarr / v tiger / a kaunting / yeti force / suite crm / front accounting / orange hrm / espo crm / e groupware / group office / tine / jorani

help desk , chat
os ticket / hesk / mibew messenger / live helper chat / vision helpdesk / faveo helpdesk / helpdesk z / open support / php my faq / help dezk

frame work
laravel / code igniter / yii / cake php / symfony / ul kit / user spice / smarty / html purifier / web asyst / prado

e-learning
moodie / chamilo / rosario sis / tc exam / gibbon / omeka / ilias

RSS

fresh RSS / simple pie

파일관리

extplorer / monsta ftp / seed dms

그외에도
seo panel / slims / open journal / yo urls / mautic / question2answer / spip / glpi / web trees / wallabag / agora project / blab! ax / domain mod / commentics / kimal / fusio / tasty igniter /  openmonograph press / humo genealogy / unmark