ZNC Multi-Connect and CertFP

Connect to multiple networks by specifying network name in username in username/networkname format.

/server add networkname IP/port -ssl -username=username/networkname -password=x -autoconnect
/set irc.server.snoonet.ssl_fingerprint xxxx
/set irc.server.libera.ssl_cert "${weechat_config_dir}/ssl/client.pem"

Set irc.server.libera.ssl_fingerprint to verify with fingerprint only if your server has a self-signed certificate.

Look and Feel

Separate Server Buffers

/set irc.look.server_buffer independent

IRC Smart Filter

/filter add irc_smart * irc_smart_filter *

XDG Directories

Table of default directories and paths.

VariableDefault valueFallback value
weechat_config_dir$XDG_CONFIG_HOME/weechat$HOME/.config/weechat if $XDG_CONFIG_HOME is not defined or empty
weechat_data_dir$XDG_DATA_HOME/weechat$HOME/.local/share/weechat if $XDG_DATA_HOME is not defined or empty
weechat_cache_dir$XDG_CACHE_HOME/weechat$HOME/.cache/weechat if $XDG_CACHE_HOME is not defined or empty
weechat_runtime_dir$XDG_RUNTIME_DIR/weechatsame as cache directory if $XDG_RUNTIME_DIR is not defined or empty
OptionDefault value
fifo.file.path${weechat_runtime_dir}/weechat_fifo_${info:pid}
logger.file.path${weechat_data_dir}/logs
relay.network.ssl_cert_key${weechat_config_dir}/ssl/relay.pem
script.scripts.path${weechat_cache_dir}/script
weechat.plugin.path${weechat_data_dir}/plugins
xfer.file.download_path${weechat_data_dir}/xfer

https://github.com/weechat/weechat/blob/b614a5c5db243ad64f0ab32e4e68d221e57878b7/ReleaseNotes.adoc#v3.2_xdg_directories