Iron Spring Software produces the Iron Spring PL/I compiler,
the leading cross-platform PL/I compiler
supporting both Linux and OS/2.
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Recent News
3 April 2021: Iron Spring PL/I compiler version 0.9.10d
is now available.
This version includes more support for UNSIGNED data including the
SIGNED and UNSIGNED builtins, and corrected operation of comparisons
involving SIGNED and UNSIGNED data.
Structure declarations with factored level numbers are now parsed correctly.
For other fixes and modifications see the
Programming Guide or the README file
for your system.
See the "Download" page for information.