FirmWire
FirmWire: A free, open-source choice for dynamic baseband analysis, fuzzing, and debugging on Linux. Ranked #25 of 72 in Reverse Engineering Tools by our editors (6.2/10); pricing: Free plan; best for baseband firmware emulation and fuzzing.
At a glance
- Editor score6.2 / 10
- PricingFree plan
- Best forBaseband firmware emulation and fuzzing
- Free planYes
- Paid fromFree
- Facts checked20 Sep 2026
Where it wins
- Full-system emulation for selected MediaTek and Samsung Shannon images
- AFL++ fuzzing with persistent mode and crash replay
- Strong tooling integrations, including GDB, QEMU, PANDA, and avatar2
Where it doesn't
- Supports Linux rather than multiple operating systems
- Architecture support is limited to ARM and MIPS little-endian
- Firmware coverage is limited to a documented subset of images
Our verdict on FirmWire
FirmWire is an open-source full-system emulation platform for analyzing smartphone baseband firmware. It is aimed at firmware researchers and vulnerability analysts who need dynamic analysis, fuzzing, debugging, root-cause analysis, interactive exploration, and runtime task injection without relying solely on physical hardware. The project supports selected MediaTek and Samsung Shannon firmware images, with automatic firmware recognition, unpacking, and loader selection to help prepare supported images for analysis.
Its strongest workflow combines emulation with AFL++-based fuzzing, persistent mode, and crash replay. Researchers can inspect execution through GDB breakpoints and memory inspection, control emulated execution interactively through IPython or Jupyter, and inject compiled C modules and tasks at runtime. Execution snapshots and restoration support repeatable investigation, while pattern-based symbol and memory-table resolution addresses firmware-analysis needs. These capabilities give FirmWire a focused dynamic-analysis profile rather than a general-purpose reverse-engineering scope.
The surrounding ecosystem is a significant part of the product's fit. Integrations include Docker, Ghidra, GDB, IPython/Jupyter, AFL++, QEMU, PANDA, and avatar2, supporting workflows that connect emulation, debugging, fuzzing, and analysis. FirmWire is free and open source, but its practical audience is defined by its technical boundaries: Linux support, ARM and MIPS little-endian architectures, and a documented subset of MediaTek and Samsung Shannon images. Choose it for supported baseband research and fuzzing workflows; choose an alternative when broader firmware coverage, other architectures, or non-Linux support is required.
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FirmWire pricing
FirmWire fact sheet
| Free plan | Yes |
|---|---|
| Paid from | Free |
| Decompiler | Not verified |
| Firmware analysis | Yes |
| Analysis mode | Dynamic |
| Plugin API | Yes |
| Supported platforms | Linux |
| Supported architectures | ARM and MIPS little-endian |
| Deployment | Self-hosted |
| Platforms | Linux |
| Support | Docs |
| Built for | Solo, Small business, Enterprise (editorial estimate) |
| Integrations | 8 integrations: Docker, Ghidra, GDB, IPython/Jupyter, AFL++, QEMU … |
| Pricing | Free plan |
| Website | github.com |
| Facts checked | 20 Sep 2026 |
FirmWire integrations
FirmWire lists 8 integrations on its own site.
- Docker
- Ghidra
- GDB
- IPython/Jupyter
- AFL++
- QEMU
- PANDA
- avatar2
Alternatives to FirmWire
- GhidraA broad, free toolkit for native-code and bytecode reverse engineering.9.4
- IDA ProA comprehensive native reverse-engineering suite with substantial annual licensing costs.9.2
- ImHexA desktop binary inspection workbench with editing, patterns, comparison, and disassembly.8.7
See all FirmWire alternatives →
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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
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