Steel bars, struck with brass.
Real orchestra bells, one recording per bar, from the C above middle C to the very top. Brass mallets rather than plastic, which is where the hard bright ping comes from, and the bars ring on long after the strike.

Real orchestra bells: steel bars struck with brass, bright as glass.
No MIDI keyboard? Play with your computer keys: bottom rows are the lower octave, top rows the higher one. Hold Shift to sustain. ← → octave, ↑ ↓ semitone.
Glockenspiel online
Real orchestra bells, one recording per bar, from the C above middle C to the very top. Brass mallets rather than plastic, which is where the hard bright ping comes from, and the bars ring on long after the strike.
A glockenspiel lives high above middle C, so a connected controller lands you straight in its range. On letter keys, the arrow keys move you up to it.
Nothing to install and no account to make. Every sound is played on your own device and stays there.