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Iron Spring Software produces the Iron Spring PL/I compiler, the leading cross-platform PL/I compiler supporting both Linux and OS/2.

Recent News

26 May, 2025: Iron Spring PL/I compiler version 1.4.0 released
The major change in this release is support for array expressions. See the programming guide for restrictions. A new listing option, -ln, has been added to show statement nesting within procedures/blocks and DO-Groups. Other usability enhancements and fixes are included.
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