The LALR parser generator (LPG also known as JikePG) is a tool for developing scanners and parsers . Input is specified by BNF rules. LPG supports backtracking (to resolve ambiguity), automatic AST generation and grammar inheritance.

- Java
- JavaScript
- TypeScript
- Python
- Dart
- Go
- C++
- C#

- Java
- JavaScript
- TypeScript
- Python
- Dart
- Go
- C++/C
- C#

Getting Started with LPG

This is a fork of LPG which create by: Philiphe Charles, Robert M. Fuhrer , Gerry Fisher. But It didn't update since 2013-04-25. We are the user of this tool. We want to update this tool , so we fork it and update it here.the original fork only support java runtime . We brought the lsp server , vscode extend ,other language runtime for LPG2 .

• Eclipse IDE Meta-tooling Platform IMP radically simplifies and speeds up the IDE development process in Eclipse, for both language with existing front-ends as well as languages generated using compiler and interpreter generation frameworks.
• jikes Jikes is a java compiler .
• JCDT The core part of JCIDE v3.
• LPG2 is itself implemented in LPG2.
• LPG-language-server LPG-language-server for LPG
• eclipse.jdt.core The core part of Eclipse's Java development tools