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README
Welcome to tmux! tmux is a terminal multiplexer: it enables a number of terminals to be created, accessed, and controlled from a single screen. tmux may be detached from a screen and continue running in the background, then later reattached. This release runs on OpenBSD, FreeBSD, NetBSD, Linux, macOS and Solaris. Dependencies tmux depends on libevent 2.x, available from this page. It also depends on ncurses, available from this page. To build tmux, a C compiler (for example gcc or clang), make, pkg-config and a suitable yacc (yacc or bison) are needed. Installation Binary packages Some platforms provide binary packages for tmux, although these are sometimes out of date. Examples are listed on this page. From release tarball To build and install tmux from a release tarball, use: ~~~bash ./configure && make sudo make install ~~~ tmux can use the utempter library to update utmp(5), if it is installed - run configure with --enable-utempter to enable this. For more detailed instructions on building and installing tmux, see this page. From version control To get and build the latest from version control - note that this requires autoconf, automake and pkg-config: ~~~bash git clone https://github.com/tmux/tmux.git cd tmux sh autogen.sh ./configure && make ~~~ Contributing Bug reports, feature suggestions and especially code contributions are most welcome. Please send by email to: [email protected] Or open a GitHub issue or pull request. Please read this document before opening an issue. There is a list of suggestions for contributions. Please feel free to ask on the mailing list if you're thinking of working on something or need further information. Documentation For documentation on using tmux, see the tmux.1 manpage. View it from the source tree with: ~~~bash nroff -mdoc tmux.1|less ~~~ A small example configuration is in example_tmux.conf. And a bash(1) completion file at: https://github.com/scop/bash-completion/blob/main/completions-core/tmux.bash For debugging, run tmux with -v or -vv to generate server and client log files in the current directory. Support The tmux mailing list for general discussion and bug reports is: https://groups.google.com/forum/!forum/tmux-users Subscribe by sending an email to: [email protected] Merchandise tmux merchandise is available from Commit Goods - purchases help support the tmux project.
Top issues
#55843.8 questions and comments48 comments · 2026-09-09#5609Pre-PR: new-window -O / new-session -O for setting window/session options immediately upon creation15 comments · 2026-09-17#4187Don't send SIGWINCH when moving between zoomed panes with "select-pane -Z"15 comments · 2024-10-14#4808Contributing to tmux!10 comments · 2026-01-11#5719Mouse input is held while a popup opened from a key binding is open, then replayed after it closes6 comments · 2026-10-10#54063.9 & 4.0 Roadmap6 comments · 2026-07-17#5693Proposal: restart-server, replacing the server process without losing panes5 comments · 2026-10-06#5814`target-window` special tokens `@` and `{current}` not recognized4 comments · 2026-10-28
Discussions
#5855YaTerm: a cross-platform terminal with tmux control mode (tmux -CC) support0 comments · 2026-11-06#5831Feasibility of maintaining a compatibilty matrix0 comments · 2026-11-02#5826control_check_subs_timer NULL session crash in 3.4-3.7: is this the right minimal fix for distro backports?0 comments · 2026-10-31#5798Style of session switcher preview panel1 comments · 2026-10-23#5790Can we re-open something for https://github.com/tmux/tmux/issues/4541?2 comments · 2026-10-22#5700Keep a "sidebar pane" visible while zooming another pane2 comments · 2026-10-07#5596Possible option to hide a session?2 comments · 2026-09-13#5590Get up-to-date pane size when pipeing the pane?0 comments · 2026-09-11
Latest release
tmux 3.8 3.8 2026-09-09For a list of changes please read the CHANGES file; for release notes please see this issue