proto is a pluggable next-generation version manager for multiple programming languages. A unified toolchain.
Cost / License
- Free
- Open Source (MIT)
Platforms
- Mac
- Windows
- Linux


proto is a pluggable next-generation version manager for multiple programming languages. A unified toolchain.


Creates your backup quickly and easily to an external hard drive, optical media or the cloud.




Manage requirements efficiently to reduce your development costs and speed time to market.

Need to try out old versions of macOS for your software? Want to try a script or piece of software without breaking your Mac?




rbenv is a version manager tool for the Ruby programming language on Unix-like systems. It is useful for switching between multiple Ruby versions on the same machine and for ensuring that each project you are working on always runs on the correct Ruby version.