The OCLP project is open-source and community-driven. For the most accurate and up-to-date information, always refer to the official documentation.
OCLP does not "hack" the macOS installer file itself permanently. Instead, it works via and Driver Injection : opencore-legacy-patcher
While OCLP supports a wide range of machines, the "experience" varies based on the hardware generation. The OCLP project is open-source and community-driven
OpenCore Legacy Patcher (OCLP) is a game-changing tool that lets you install modern versions of macOS—including macOS Sequoia —on hardware that Apple no longer officially supports. What is OCLP? It’s a sophisticated bootloader utility that "tricks" macOS into thinking it's running on a newer machine. Unlike older patching methods, OCLP works in memory, meaning it doesn't permanently modify your system firmware. Why use it? Native Experience: It enables features like AirPlay to Mac, Universal Control, and Sidecar on older hardware. Security Updates: Stay protected with the latest security patches from Apple that your old OS no longer receives. Performance Boost: Many users find that a clean install of a newer OS (especially with an SSD upgrade) breathes incredible new life into machines over a decade old. Key Considerations Before You Start: 10 sites Download OpenCore Legacy Patcher for Mac | MacUpdate Feb 1, 2026 — Instead, it works via and Driver Injection :