Lazarus-main.zip May 2026

Since you downloaded the (the zip) rather than an installer, you must "make" the IDE.

: Do not extract it to C:\Program Files on Windows, as restricted permissions can break the build process. Use a path like C:\Lazarus\ or your home directory instead. Install Free Pascal Compiler (FPC) :

Lazarus is the IDE, but it requires the Free Pascal Compiler to actually build programs. Lazarus-main.zip

: Running from a zip allows you to have multiple versions of Lazarus on the same machine without them interfering with each other.

: Keep the installation path free of spaces (e.g., use C:\Development\Lazarus instead of C:\My Projects\Lazarus ) to avoid confusing older build tools. Since you downloaded the (the zip) rather than

Once the build completes, look for the lazarus.exe (Windows) or lazarus (Linux/macOS) executable in the root folder. Why use "main.zip" instead of an installer?

: You get access to the newest components and bug fixes before they reach a stable release. Install Free Pascal Compiler (FPC) : Lazarus is

Ensure FPC is installed and added to your system's PATH variable so Lazarus can find it. :