It is not possible to install the nodes in Node Red on Raspbian Buster.

[Antonio-SeGa]

make: *** [buffertools.target.mk:107: Release/obj.target/buffertools/buffertools.o] Error 1 make: Leaving directory '/home/pi/.node-red/node_modules/buffertools/build' gyp ERR! build error gyp ERR! stack Error: make failed with exit code: 2 gyp ERR! stack at ChildProcess.onExit (/usr/lib/node_modules/npm/node_modules/node-gyp/lib/build.js:194:23) gyp ERR! stack at ChildProcess.emit (events.js:314:20) gyp ERR! stack at Process.ChildProcess._handle.onexit (internal/child_process.js:276:12) gyp ERR! System Linux 5.10.103-v7+ gyp ERR! command "/usr/bin/node" "/usr/lib/node_modules/npm/node_modules/node-gyp/bin/node-gyp.js" "rebuild" gyp ERR! cwd /home/pi/.node-red/node_modules/buffertools gyp ERR! node -v v12.22.12 gyp ERR! node-gyp -v v5.1.0 gyp ERR! not ok npm ERR! code ELIFECYCLE npm ERR! errno 1 npm ERR! buffertools@2.1.6 install: node-gyp rebuild npm ERR! Exit status 1 npm ERR! npm ERR! Failed at the buffertools@2.1.6 install script. npm ERR! This is probably not a problem with npm. There is likely additional logging output above.

npm ERR! A complete log of this run can be found in: npm ERR! /root/.npm/_logs/2022-07-01T23_06_56_482Z-debug.log

[s-light]

similar problem for me.

i think it is a node-version mismatch/problem..