TRURL

TRURL is a class library for Object Pascal supporting the creation of virtual calculators with reverse Polish notation (RPN). It comes with demo projects and several ready-to-use calculators for macOS, Linux and Windows.

TRURL is an acronym for "TRURL is a Reusable Universal RPN Library".

TRURL B on macOS

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TRURL G with source code

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TRURL A on macOS

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TRURL G on macOS

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TRURL G on Windows

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Segmitator demo

External links

All software is available with a BSD license from http://trurl.sf.net.

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From the Free Pascal wiki, page "TRURL", as the Internet Archive kept it on 2026-01-07, last changed on 2025-10-21. Copyright stays with the author who wrote it, according to the old wiki's Licensing page. If you have concerns about this material, message the admin.