Storage folder

Storage folder - is the directory where Resilio Connect Agents and Management Console keep their settings, database, debug logs and other information.

WINDOWS

Management Console:

Starting with v2.5.0 it's 
C:\ProgramData\Resilio\Connect Server

For older versions:

If runs as LocalService
C:\Windows\ServiceProfiles\LocalService\AppData\Roaming\resilio-connect-server\

If runs as LocalSystem:
C:\Windows\System32\config\systemprofile\AppData\Roaming\resilio-connect-server\

Agents:

- Installed as Local Service 
C:\Windows\ServiceProfiles\LocalService\AppData\Roaming\Resilio Connect Agent Service

- Installed as Local System
C:\Windows\System32\config\systemprofile\AppData\Roaming\Resilio Connect Agent Service

-Running with current user
C:\Users\username\AppData\Roaming\Resilio Connect Agent Service

-The Management Server (agent that gets installed together with Management Console):
C:\ProgramData\Resilio\Connect Server\agent

OS X

Agents: /Users/username/Library/Application Support/Resilio Connect Agent

LINUX

Management Console:
{resilio-connect-server}

Agents:
- Installed as an app:
./sync in the current directory, from which you launch the agent. 

-Installed from package as service:
/var/lib/resilio-agent or the path where "--log" argument in process points.

-Installed from package and running with current user:
/home/username/.config/resilio-agent or path where "--log" argument in process points.

The Management Server (agent that gets installed together with Management Console):
-{resilio-connect-server}/var/agent

SYNOLOGY

Agents: /usr/local/resilioagent/var

WESTERN DIGITAL

Agents: /mnt/HD/HD_a2/Nas_Prog/ResilioAgent/settings

QNAP

Agents: /share/HDA_DATA/.qpkg/ResilioAgent/storage