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SPECIFICTION
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Ferrix vs openmux

Ferrix

github.com

openmux

github.com

Side by side

FigureFerrixopenmux
Price from—Free
Free plan—Yes
Free trial——
Open source——
macOSYesYes
LinuxYesYes
Self-hosted—Yes
Plans published01
Spec score · Terminal Multiplexers7.6 (#14)8.2 (#5)
ConfigurationFerrix uses TOML configuration and supports hot reload and customizable keybindings.Configuration changes for layout, theme, and keybindings hot-reload while openmux is running.
InstallationThe README says to install from source or Cargo for now and marks the Homebrew tap and crates.io installation as coming soon.The project documents installation via curl, npm, Bun, source build, and GitHub release binaries.
Intended usersThe README recommends Ferrix for users seeking remote access, session snapshots, observability, and modern security features.The README presents openmux as a terminal multiplexer and compares its behavior and architecture with tmux and Zellij.
LicenseFerrix is dual-licensed under MIT or Apache-2.0.The repository identifies the software as MIT licensed.
ProductFerrix is a Rust terminal multiplexer inspired by GNU Screen and tmux.openmux is a terminal multiplexer with a master-stack layout, described as Zellij-style.
SecurityThe README lists TLS 1.3, bcrypt password hashing, configurable rate limiting, role-based permissions, and read-only session locking.The repository page shows zero security advisories.

Plans

Ferrix

No plans published.

Ferrix pricing →

openmux

  • openmuxFree

openmux pricing →

In their own words

Ferrix

Ferrix has no write-up on Specifiction yet; its figures are above.

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openmux

openmux is a terminal multiplexer for Linux and macOS, with vertical, horizontal, and stacked pane layouts and nine workspaces. Each workspace can keep its own pane arrangement. Vim-style hjkl navigation and a Ctrl+b prefix provide two ways to control panes. Sessions preserve workspace layouts and pane working directories; users can detach while a background shim keeps running, then reattach from another client. The project also offers an aggregate PTY browser for filtering and previewing terminals by process, directory, or Git branch. Terminal features include mouse tracking, scrollback, pane zoom, and Kitty graphics support for image rendering, pixel sizing, and SSH-aware offloading. Its CLI handles session and pane operations such as creating sessions, splitting panes, sending text, capturing output, and listing sessions as JSON. Configuration changes for layout, theme, and keybindings hot-reload while openmux is running. The MIT-licensed project is listed at free. Installation options include a curl script, npm, Bun, source build, or prebuilt binaries for macOS Apple Silicon and Linux x64 or arm64.

Visit github.com