Tcl (Tool Command Language) is a very powerful but easy to learn dynamic programming language, suitable for a very wide range of uses.

Java is described as 'General-purpose computer programming language that is concurrent, class-based, object-oriented, and specifically designed to have as few implementation dependencies as possible' and is a leading programming language in the development category. There are more than 50 alternatives to Java for a variety of platforms, including Linux, Windows, Mac, BSD and Web-based apps. The best Java alternative is Python, which is both free and Open Source. Other great apps like Java are JavaScript, C#, C++ and Rust.
Tcl (Tool Command Language) is a very powerful but easy to learn dynamic programming language, suitable for a very wide range of uses.

Ada 2012 is the next generation of the world’s premier programming language for engineering safe, secure and reliable software.

Vala is a new programming language that aims to bring modern programming language features to GNOME developers without imposing any additional runtime requirements and without using a different ABI compared to applications and libraries written in C.

Wolfram Language is a symbolic language, deliberately designed with the breadth and unity needed to develop powerful programs quickly. By integrating high-level forms—like Image, GeoPolygon or Molecule—along with advanced superfunctions—such as ImageIdentify or...
The X10 programming language is organized around four basic principles of asynchrony, locality, atomicity, and order that are developed on a type-safe, class-based, object-oriented foundation. This foundation is robust enough to support fine-grained concurrency, Cilk-style...
Object Pascal is a multi-paradigm, object-oriented, component-based general purpose programming language.
The Odin programming language is fast, concise, readable, pragmatic and open sourced. It is designed with the intent of replacing C with the following goals:
The Mojo Programming Language Mojo is a specialized artificial intelligence (AI) programming language developed by Modular Inc. First released in May 2023, it is designed to become a superset of Python, with the performance of C.

Pony is an open-source, object-oriented, actor-model, capabilities-secure, high-performance programming language.
Quorum is a general purpose tool that we call an "evidence-based" programming language. It started as an interpreted language originally designed to be easier to hear through screen readers for blind or visually impaired users.
Object Pascal doesn't force Class based OOP, and allows for alternatives like Records. As a Hybrid language, programmer has choices on how to use OOP. Does not have the multiple inheritance/diamond problem with OOP like other languages. Easier language to learn and understand. Cross compiles to many different OSes. As fast as C/C++.