osc52 is an open-source command-line tool that enables users to copy input from stdin or command arguments directly to the system clipboard using the OSC 52 terminal escape sequence. It works seamlessly over SSH and within tmux sessions, making clipboard operations accessible in remote and multiplexed terminal environments. Ideal for developers and power users who frequently work in terminal-based workflows.
osc52 sits in PulseGate's CLI tools & terminal category. It focuses on copying text to the system clipboard from the terminal, even over SSH or within tmux sessions. It is built as an open-source project for developers and terminal users. osc52 is open source under the MIT license. osc52 is available on the command line.
It is developed by yeyi0003, and the product first shipped in 2026. Key capabilities include clipboard integration, OSC 52 support, and SSH compatibility.
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