Open Source Free Pascal Programming Languages

A programming language AL-IV (ALFOUR) is a high-level imperative object oriented programming language with minimal introduction level, easy porting to any platform claiming a very high level of safety and stability, with a controllable level of code protection, high efficiency of an executable code, full independence from a target platform, minimal enter level.

The Avocado language is compiled and currently allows for the creation of console applications. Work on Avocado and the integrated development environment (IDE) began on February 19, 2025. A unique feature of this language is the ability to write commands in Polish and English, compiling code into .exe format. The language is freely available for commercial and non-commercial projects. The Avocado source code is available under the MIT License on GitHub. Avocado is transpiled to Free Pascal and then compiled by the FPC compiler, making it as fast as C or Rust, but with syntax reminiscent of Python. The Avocado IDE interface has been translated into 6 languages Official website: https://avocado-code.com/ Polish documentation for the new version Avocado v2.2.0.0: https://doc.avocado-code.com/ Old documentation https://avocado.doc.dimitalart.pl/ Source code https://github.com/Programista-Art/Avocado

Optimising Pascal code : - Setting const to parameters (not events) - Setting appendstr, inc and dec on string and integer auto set - Setting with adding verifying methods and variable inside its begin end - Setting <> '' to > '' The program is not perfect because user can better optimise.

The COMTAY coroutine manager makes it easy to create and manage coroutines in Delphi and Free Pascal. Download COMTAY at https://opensimply.org/comtay The approach implemented in COMTAY allows the use of cooperative multitasking in both procedural and class-based programming.

TRAC4 is modification of Calvin Mooers TRAC T64 programming language with some extensions such as lists and templates functions.