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First widely used online community system where users could share messages and files online. It laid the groundwork for social interaction on computers. Ward Christensen and Randy Suess launched the first BBS in Chicago. -
One of the first internet forums where people could post messages in categories, shaping early online discussions. This distributed discussion system was created by Tom Truscott and Jim Ellis at Duke University. -
Launched as Quantum Link, it grew into one of the first mainstream internet services with chat rooms and instant messaging. -
One of the earliest social networking sites, introducing the concept of "friends lists" that influenced later platforms, which was invented by Jonathan Abrams. -
Popularized customizable profiles and music sharing, shaping early internet culture. Tom Anderson and Chris Dewolfe were the inventors of this platform. -
Facebook was originally created for Harvard students, but it expanded worldwide and became the most influential social network platform. Mark Zuckerberg and his friends were the ones to create this platform. -
Launched by former PayPal employees, YouTube transformed video sharing and online entertainment, paving the way for creators and influencers. -
Introduced Microblogging with 140-character posts, changing how news and real-time events spread. Twitter then changed and became "X" in 2022. -
Proposed by Chris Messina, hashtags became a way to follow trends and organize topics. -
Changed user interaction and became central to engagement-driven algorithms. -
Photo-sharing launched on iOS, later becoming central to influencer culture and visual storytelling. -
Social media platforms like Twitter and Facebook were used to organize demonstrations. -
Released publicly with its disappearing photo messages feature, popular with younger audiences. -
ALS fundraising challenge goes viral, showing social media's power for activism. -
Added temporary posts that disappear after 24 hours, inspired by Snapchat. -
TikTok was initially known as Musical.ly, but it merged into TikTok in 2018. ByteDance launched TikTok internationally, becoming a leading short-form video platform. -
Musks $44 billion purchase reshaped Twitters future, sparking debates on free speech.