GDB, the GNU Project debugger, allows you to see what is going on `inside' another program while it executes -- or what another program was doing at the moment it crashed.
GDB is the #4 ranked solution in top Debugging solutions. PeerSpot users give GDB an average rating of 8.0 out of 10. GDB is most commonly compared to GNU DDD:
GDB vs GNU DDD.
GDB mindshare
As of July 2025, the mindshare of GDB in the Debugging category
stands at 9.2%, down from 12.8% compared to the previous year, according to calculations based on PeerSpot user engagement data.
