Category:Instant messaging

• Instant messaging (software)
• List of defunct instant messaging platforms (software)

*

• Secure instant messaging (software)

A

• AIM Fight (software)
• AIM Pages (software)
• Apache Wave (software)
• Arabic chat alphabet (software)

B

• Backchannel (software)
• BBM (software)
• BlackBerry Messenger (software)
• BlueLine Grid (company)

C

• Chat log (software)
• Chatbot (computing)
• Code Shikara (computing)
• Contact list (software)
• Conversable (company)
• Conversational commerce (finance)

F

• Federated presence (software)
• File sharing (computing)

G

• GMX Multi Messenger (software)
• Grouptime (company)

H

• Haptik (software)
• HipChat (software)

I

• IConnectHere (software)
• IMUnified (software)
• IMUnited (software)

J

• JID (Jabber) (software)
• JioChat (software)
• Jongla (software)

K

• Kik Messenger (software)
• Kune (software)

L

• LivePerson (computing)

M

• Mattermost (software)
• MessageMe (company)
• Messaging apps (software)
• Microsoft Messaging (software)

N

• Net2Phone (company)
• Novell Vibe (software)
• Nudge (instant messaging) (software)

O

• Off-the-Record Messaging (software)
• Ogo (handheld device) (engineering)
• OMEMO (computing)

P

• Plug.dj (software)
• Presence information (software)
• Presentity (software)

S

• SHAPE Services (company)
• SipXecs (software)
• SmarterChild (software)
• Snapchat (software)
• Snow (app) (software)
• Spark (XMPP client) (software)
• Status message (instant messaging) (software)
• StICQ (software)
• Streamup (computing)
• Stride (software)

T

• Teamwire (former Grouptime) (company)
• Tinychat (software)
• TokBox (company)

U

• U-Report (organization)
• Ubique (company)
• UddeIM (software)

V

• Vault 7 (computing)
• VzRoom (software)

W

• Watcher (presence) (software)
• Wickr Foundation (organization)

X

• XMPP Standards Foundation (organization)

Y

• Yalochat (company)

Z

• Zimbra (software)