Social — leaderboards.

T

Twitter Super Follows

Twitter's creator monetization product allowing followers to pay for exclusive content

T

Twitter Fleets

Twitter's Stories clone — disappearing tweets that vanished after 24 hours

C

Clubhouse

Audio-only social network with invite-only rooms that became a cultural moment during COVID-19 lockdowns

G

Google Lasso

Google's short-form video app built as a TikTok competitor for Latin America

H

Houseparty

Group video chat app that made video calls feel casual and spontaneous

P

Peach

Playful social app from the founder of Tumblr with unique "magic words" commands

Twitter Moments

Twitter's curated story format aggregating tweets around news events

P

Periscope

Live video streaming platform acquired by Twitter before launch

M

Meerkat

Live mobile streaming app that exploded at SXSW 2015, then was killed by Twitter cutting off its social graph access days later

E

Ello

The "no ads, no data selling" social network that went viral in 2014 when Facebook began enforcing real names for drag performers

Secret

Anonymous sharing app where posts were attributed to "a friend" rather than a username

Y

Yik Yak

Anonymous hyperlocal social app for college campuses

V

Vine

Twitter-owned short-form video platform famous for its 6-second looping videos

S

Spotify Inbox

Spotify's social music-sharing inbox that let users send songs and playlists directly to friends

A

App.net

Paid, ad-free alternative to Twitter built on open APIs

B

Branch

Threaded conversation platform built on top of Twitter for longer discussions

H

Highlight

Location-based social discovery app that notified you when friends-of-friends were nearby

G

Google+

Google's attempt to unify its identity layer across products under a social network

C

Color

Photo-sharing app that raised $41M before launching

P

Path

A beautifully designed private social network limited to 50 friends

A

Apple Ping

Apple's music-focused social network built into iTunes 10

G

Google Buzz

Google's social stream integrated directly into Gmail, auto-connecting users with frequent email contacts

B

Blippy

Social network for sharing purchases — every credit card transaction posted publicly

G

Google Latitude

Location-sharing feature built into Google Maps that let friends track each other in real time

P

Plurk

Microblogging platform with a horizontal timeline UI

P

Posterous

Dead-simple blogging platform that let you publish by sending an email

F

FriendFeed

Social aggregator that combined activity streams from all your networks

B

Bebo

Dominant social network in the UK and Ireland, acquired by AOL for $850M in 2008 — one of the worst tech acquisitions ever

Y

Yahoo 360

Yahoo's social networking and blogging platform, launched to compete with MySpace and Friendster

D

Digg

Community news aggregator where users voted stories to the front page

O

Orkut

Google's first social network, wildly popular in Brazil and India but ignored in the US

M

MySpace

The dominant social network from 2005 to 2008, famous for custom HTML profiles, music discovery, and being the first mainstream social graph

F

Friendster

The first major social network, predating MySpace and Facebook

X

Xanga

Blogging and social network popular with teenagers in the early 2000s