Catalog · How the catalog works
trurl
TRURL is a suite of desktop calculators with reverse Polish notation (RPN) written in Object Pascal. Additionally, it comes with a free reusable class library (RPN Engine) as a toolbox for creating your own calculator. TRURL is an acronym for "TRURL is a Reusable Universal RPN Library". Class Libraries: • RPN Engine: Full-featured calculation engine for Pascal-based RPN calculators • Segmitator: Library for virtual seven-segment displays Applications: • TRURL A: Simple demo app for the RPN Engine • TRURL G: Desktop RPN calculator inspired by the UI of the DSKY unit of the Apollo Guidance Computer (AGC)
- ★ 3 on Codeberg
Anyone may press Interesting, signed in or not. It helps others find this project.
- Name
- trurl
- Address
- codeberg.org/jwdietrich/trurl
- Kind
- Application
- Works with
- Lazarus
- Forge
- Codeberg
- Owner
- jwdietrich
- Status
- Active
- Created
- 3-14-2025
- Last pushed
- 4-5-2026
- Last seen (UTC)
- 2026-11-05T23:31:09Z
- Stars
- 3
- Projects
- 5
Topics: object-pascal pascal pascal-programming programming reverse-polish reverse-polish-calculator reverse-polish-notation rpn rpn-calculator
Found by: Codeberg
Bench
Found automatically. Is this yours? Message the admin
Show it in your README
Paste this into your README.md:
[](https://pascal.chat/catalog/558)