A full programming language and environment extending the features of the venerable HP calculator programmable calculators. With XRPN you can accomplish a wide range of modern programming tasks as well as running existing HP-41 FOCAL programs directly. XRPN gives modern life to tens of thousands of old HP calculator programs and opens the possibilities to many, many more. New in 2.7: Complete HP-41 RAW import/export with 100% decode success - convert HP-41 programs to XRPN and back with full support for 165+ opcodes including ALL math functions (SIN, COS, LOG, etc.), flow control, and numbers.

Required Ruby Version

>= 0

Authors

Geir Isene

Versions

  1. 2.8

    1. source

      1. 2.8 source May 30, 2026 (50.5 KB)
  2. 2.7

    1. source

      1. 2.7 source October 22, 2025 (50 KB)
  3. 2.6

    1. source

      1. 2.6 source October 21, 2025 (43.5 KB)
  4. 2.5

    1. source

      1. 2.5 source July 05, 2025 (38 KB)
  5. 2.4

    1. source

      1. 2.4 source January 30, 2025 (36.5 KB)
Show all versions (47 total)

Pushed by

isene

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