Books from amazon:
 
 

minilax-to-jasmin

minilax-to-jasmin is a Minilax to Jasmin Java Assembler compile. Minilax looks like a Basic dialect.

javachatty

javachatty is a Smalltalk dialect with complete Java integration.

brainfuck4j

brainfuck4j is a brainfuck compiler for Java.

SBScript

SBScript is an imperative JavaScript-like programming language, the interpreter of which is written in Java.
SBScript allows for an easy embedding of script fragments in the Java code.

Pascal interpreter in Java

The Pascal interpreter in Java is an ongoing project which has already implemented a core of Pascal with some interesting extensions like a plugin interface to call java code from pascal programs.

Site restructuring done

The site now has a much better structure making each language a post of its own. So you can comment on each and every language and updates on pages are replaced with the posting of new articles. The navigation now is via tags which are already now richer than the old “pages” structure. There are [...]

SALSA

SALSA (Simple Actor Language System and Architecture) is a general-purpose actor-oriented programming language, especially designed to facilitate the development of dynamically reconfigurable open distributed applications. Dynamically reconfigurable open systems are useful in grid computing, mobile computing, and internet computing applications. In addition to the actor model’s first-class support for unbounded concurrency, asynchronous message passing, [...]

Piccola

Piccola is a small, pure language for building applications from software components. Piccola is small in the sense that its syntax is tiny, and it is pure in the sense that it provides only compositional features - computation is performed entirely by components of the host programming language.

JEP

JEP is a Java library for parsing and evaluating mathematical expressions. With this package you can allow your users to enter an arbitrary formula as a string, and instantly evaluate it. JEP supports user defined variables, constants, and functions. A number of common mathematical functions and constants are included.