Best OllyDbg Alternatives in 2026
Updated
20 apps from debuggers ranked against OllyDbg on the same published basis.
- 1OllyDbg vs LLDB
- 2OllyDbg vs IDA Pro
- 3OllyDbg vs FlowStorm
- 4OllyDbg vs GDB
- 5OllyDbg vs RenderDoc
- 6OllyDbg vs dnSpyEx
- 7OllyDbg vs Delve
- 8OllyDbg vs TRACE32
- 9OllyDbg vs Xdebug
- 10OllyDbg vs Black Magic Debug
- 11OllyDbg vs Erlang Debugger
- 12OllyDbg vs OpenOCD
- 13OllyDbg vs Perl Debugger
- 14OllyDbg vs PonyDebugger
- 15OllyDbg vs pyOCD
- 16OllyDbg vs rr
- 17OllyDbg vs CUDA-GDB
- 18OllyDbg vs FLEX
- 19OllyDbg vs UDE Universal Debug Engine
- 20OllyDbg vs WinDbg
OllyDbg alternatives compared
| # | App | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | LLDB | 6.8 | Free plan | Free | Android, iOS, Linux, Mac, Windows |
| 2 | IDA Pro | 6.6 | Free plan | $91.58/mo | Linux, Mac, Windows |
| 3 | FlowStorm | 6.5 | Free plan | Free | Linux, Mac, self-hosted, Windows |
| 4 | GDB | 6.5 | Free plan | Free | Linux, Mac, Windows |
| 5 | RenderDoc | 6.5 | Free plan | Free | Android, Linux, Windows |
| 6 | dnSpyEx | 6.4 | Free plan | Free | Linux, Windows |
| 7 | Delve | 5.6 | No | — | API, Linux, Mac, self-hosted, Windows |
| 8 | TRACE32 | 5.6 | No | — | Linux, Mac, Windows |
| 9 | Xdebug | 5.6 | No | £16.67/mo | Linux, Mac, self-hosted, Web, Windows |
| 10 | Black Magic Debug | 5.3 | No | — | Windows, Mac, Linux |
| 11 | Erlang Debugger | 5.3 | No | — | Windows, Mac, Linux |
| 12 | OpenOCD | 5.3 | Free plan | Free | Linux, Mac, self-hosted, Windows |
| 13 | Perl Debugger | 5.3 | No | — | Linux, Mac, Windows |
| 14 | PonyDebugger | 5.3 | No | — | Web, Mac, iOS |
| 15 | pyOCD | 5.3 | No | — | Windows, Mac, Linux |
| 16 | rr | 5.3 | No | — | Linux |
| 17 | CUDA-GDB | 5.2 | No | — | Linux |
| 18 | FLEX | 5.2 | No | — | iOS |
| 19 | UDE Universal Debug Engine | 5.2 | No | — | Windows |
| 20 | WinDbg | 5.2 | No | — | Windows |
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Questions about OllyDbg alternatives
What is the best alternative to OllyDbg?
LLDB, number 1 in debuggers with a score of 6.8 out of 10. The others here: IDA Pro, FlowStorm, GDB and 16 more.
What is the best free alternative to OllyDbg?
LLDB is the best-ranked alternative with a free plan. 7 of the 20 alternatives here publish a free plan on their own pricing pages.
How are these alternatives ranked?
Ranked free-and-open first: a usable free tier and open-source code, then the platforms it runs on and its documentation.