mise vs RVM

mise is a free, MIT-licensed open-source tool for managing development runtimes, command-line tools, environment variables, and project tasks from a configuration file. It runs on Linux, macOS, and Windows and lists a registry of more than 1,000 tools. Projects can pin tool versions and share those choices with teams and continuous-integration systems. Configuration can load variables from dotenv files, secrets, and shell commands. Tasks can define build, test, lint, and other commands with dependencies and arguments, with task graphs, affected-build handling, and remote caching listed. The bootstrap command can declare packages, dotfiles, repositories, and services for machine setup. Shell hooks cover bash, zsh, fish, nushell, PowerShell, and other shells. Documentation describes GitHub Actions, GitLab CI, and Xcode Cloud use. Community plugins are listed for Emacs, IntelliJ, Neovim, and VSCode, with support depending on editor, extension, and language. Security controls include trust settings, safe and paranoid modes, checksums, signatures, provenance, and artifact attestations.

RVM is a command-line tool for installing and managing Ruby versions and gem sets. It can create a self-contained environment for each project, with a selected Ruby version and the gems that project needs. Named gemsets organize gems across Ruby versions, and a shared cache stores one on-disk copy of each downloaded gem. RVM can run test suites, rake tasks, benchmarks, and gem commands against multiple Ruby versions at the same time, supporting consistent setups across development, CI, QA, staging, and production. Its commands cover installing, selecting, upgrading, reinstalling, uninstalling, and removing Ruby versions. Documented integrations include Bundler, Capistrano, Chef, Jenkins, Heroku, and Passenger. RVM supports most UNIX-like systems and Windows through Cygwin or Bash on Ubuntu on Windows. Basic installation needs Bash, curl, gpg2, and GNU tools; git is needed for head Ruby versions. It documents single-user, multi-user, and mixed-mode installs, and recommends single-user mode for an isolated home-directory setup. RVM is free and maintained by community volunteers.