Tigress

Input—per 1M tokens

Output—per 1M tokens

Context—tokens

WeightsClosed

About

Tigress is ranked #28 of 33 in code obfuscation software on Inferse. It runs on Android, Linux, macOS, Windows. A free trial is offered.

Compared on code obfuscation software

Free plan: Notigress.wtf
Supported targets: C99 source; Linux, Darwin, Android, Windows; Intel and ARM; WebAssembly; GCC, Clang, Emscripten, and cltigress.wtf
Anti-tamper controls: Yestigress.wtf
Control-flow obfuscation: Yestigress.wtf
String encryption: Yestigress.wtf
Deployment model: self_hostedtigress.wtf
Build integration: clitigress.wtf

Facts

Purpose: Tigress is a diversifying obfuscator for C designed to defend against static and dynamic reverse engineering.tigress.wtf · 4 Oct 2026
How it works: It transforms C source code into new C source code according to sequences of command-line transformations and options.tigress.wtf · 4 Oct 2026
Output variety: A single input program can produce multiple different output programs.tigress.wtf · 4 Oct 2026
Targeting: The site lists Linux, Darwin, Android, and Windows, plus Intel, Arm, and WebAssembly targets and 32- and 64-bit output.tigress.wtf · 4 Oct 2026
Nonprofit use: Tigress is free to use for non-profit organizations.tigress.wtf · 4 Oct 2026
Commercial licensing: Commercial use in a for-profit organization requires a license from the University of Arizona; users can try Tigress for any length of time before deployment.tigress.wtf · 4 Oct 2026
Source availability: The source is not generally open source; the maker says it may be shared with researchers at universities or research labs on request.tigress.wtf · 4 Oct 2026
Research audience: The maker encourages reverse-engineering researchers to attack Tigress-generated code and software-protection researchers to compare techniques against its transformations.tigress.wtf · 4 Oct 2026
Student use: The maker presents Tigress as a tool for students to learn code obfuscation and create reverse-engineering challenges.tigress.wtf · 4 Oct 2026
Commercial support: The maker offers consulting and invites users to contact them about unsupported features or target platforms.tigress.wtf · 4 Oct 2026
Known limitation: The issues page lists Tigress as slow on huge programs.tigress.wtf · 4 Oct 2026
Security guidance: The maker says users should conduct a detailed security analysis before using software-protection techniques, including assessing protected assets, performance budget, and adversary capabilities.tigress.wtf · 4 Oct 2026