If you are curious and courageous, and run #Debian testing or unstable, you might like to try the latest snapshot of #Gajim by @gajim. It features message replies and message reactions.
Expect bugs! This is not a release version, but a snapshot. It's called "experimental" for a reason.
echo "deb https://deb.debian.org/debian/ experimental main" | sudo tee /etc/apt/sources.list.d/experimental.list