There are 2 repositories under pidgin-plugins topic.
Pidgin/libpurple plugin for WhatsApp Web.
Pidgin libpurple bridge to signald.
HTTP File Upload plugin for libpurple (XMPP Protocol)
Windows Toast Notification Plugin for Pidgin
Pidgin/libpurple plugin for signal using libsignal-service-java (and parts of signal-cli).
A pidgin/libpurple plugin for the F-List roleplaying webchat
Pidgin plugin for windows 8 toast notifications
ZNC Helper uses message timestamp from a ZNC Bouncer and sets them within Pidgin so that replayed messages will be displayed with the correct timestamp.
Pidgin plugin adding macOS shell integration
This plugin saves the order of chats and IMs and restores it the next time you open a conversation.
Join Microsoft Lync Conference via invite link on Linux
This plugin allows you to sort your buddy list more flexible than Pidgin does.
Avoid duplicated chat history on some XMPP servers.
Pidgin Birthday Reminder reminds you of your buddies birthdays. Birthdays can be set by hand or be automatically filled-in for ICQ, MSN and XMPP protocols.
Protects account passwords by a master password.
Plugin that allows to use zx2c4 pass to store passwords
Pidgin/libpurple plugin that displays incoming messages on a Logitech G15 LCD screen
Plugin to remove the highlight flag from system messages.
Use CMake to build Pidgin 2 (libpurple 2) protocol plug-ins in a way that does not suck.
https://sourceforge.net/projects/pidgin-autoansw/ with build files for Windows
Pidgin plugin that sluggishly changes the status from Away to Available when you use the keyboard/mouse.
A libpurple protocol plugin allowing for the sending of SMS messages via the VOIP.ms RESTful API.
Pidgin plugin to show received messages as native Windows 8 toast notifications
A simple libpurple plugin for encoding sent messages through base64-rot13