v4.1

• Added RISC-V unicorn emulator support (https://github.com/petabyt/unicorn/tree/tci-emscripten)
• Added limited PowerPC support
• Added option to toggle extensions and 32/64bit for RISC-V
• Added option to switch between 16/32/64 for x86
• Automatic light theme
• Fixed many keystone bugs (https://github.com/petabyt/keystone2/commits/master/)

Try it out: https://ret.futo.org/
Try the bleeding-edge build: https://ret-testing.futo.org/
To host it yourself, extract ret.zip to your web server.