Ngspice
From verison 44, ngspice is compatible with OSDI v0.4, so it might be interesting to use it. However it is not yet available on package managers, so we have to build it.
Getting dependencies
sudo apt install autoconf libtool automake libxaw7-dev libreadline-dev
Downloading the sources
git clone https://github.com/imr/ngspice
cd ngspice
git switch pre-master-44
Compiling
./autogen.sh
mkdir release && cd release
../configure --with-x --enable-cider --enable-predictor
make 2>&1 | tee make.log
Installing
sudo make install
Cleaning workspace
You can now delete the ngspice folder located in tools_sources