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Attribute Grammar Systems :: Compilers
Compiler Construction Kits :: Compilers
Source Code Generators :: Metaprogramming

404 Parser Generator from Parsetec - LRgen is an LALR parser generator and LALR lexer generator, featuring TBNF grammar notation and LALR lexers for parser and compiler development. The lexers and parsers both use the 4MPT technology.
Meta Description: [ LRGen 8.1 is an LALR(1) parser generator and lexer generator, reads EBNF & TBNF grammar notation, and generates HIGH-PERFORMANCE parsers in C++. ]

YACC Page - All about Lex, Yacc, Flex, and Bison: Overview, Online Documentation, Papers, Tools, Pointers
Meta Description: [ Lex, Yacc, Flex, Bison: Overview, Documentation, Tools, Pointers ]

A Compact Guide to Lex and Yacc - Tutorial in Lex and Yacc, tools that simplify compiler construction.
Meta Description: [ A tutorial in Lex and Yacc ]

AnaGram: LALR Parser Generator - AnaGram provides a powerful grammar notation, special features for maintenance of highly configurable parsers, visual parsing and unique interactive debugging tools, supporting thread-safe parsers. The program produces C/C++ parsers for use on any platform and runs under Win9x/NT. A free trial copy is available.
Meta Description: [ AnaGram has powerful visual features; designed for ease of use. Produces highly configurable C/C++ parsers for use on any platform; runs under Windows ]

500 Bison++ and Flex++ - (FTP) A retargeting of bison-1 and flex 2.3 to C++, able to generate classes. As with Bison and Flex, these two tools are independent but designed for mutual compatibility. Examples are provided to help in getting started.

BtYacc patches: BackTracking Yacc - The version of BtYacc on siber.com suffers from a few minor, but annoying bugs. This is a page with patches.

BtYacc: BackTracking Yacc - A modified version of yacc that supports automatic backtracking and semantic disambiguation to parse ambiguous grammars. It also has syntactic sugar for inherited attributes.

ClearParse - A small, flexible parsing engine with practically unlimited backtracking capability. [Commercial]
Meta Description: [ ClearParse is the fast, flexible parsing solution. It's a flexible parser engine that can be used for any parsing task including interpreting or compiling programming languages, analyzing or converting data files, processing command line parameters and user input, implementing markup languages an... ]

Coco/R compiler generator - Coco/R combines the functionality of the well-known UNIX tools lex and yacc, to form an extremely easy to use compiler generator that generates recursive descent parsers, their associated scanners, and (in some versions) a driver program, from attributed grammars (written using EBNF syntax with attributes and semantic actions) which conform to the restrictions imposed by LL(1) parsing (rather than LALR parsing, as allowed by yacc).

500 Computer Advance - Free IDE for Windows featuring the programming language Construct. Stand-alone programs can be built from 14K and up. Notably parsing and generation of VBScript-based translators towards Construct is supported.

CppCC (C++ Compiler Compiler) - a scanner+LL(k = 1..Inf) parser generator for C++. Allows easy top-down description of grammars in an intuitive and extensible manner. Good generated code speed (as comared to GNU Flex/Bison). [Open source, GPL]

Depot4 homepage - A simple to use translator generator.

EAG - A compiler compiler that uses the Extended Affix Grammar (EAG) formalism which describes both the context free and context sensitive syntax of language. The compiler generates either a recognizer or a transducer or a translator or a syntax-directed editor for a described language.

404 Elex - A multi-language scanner generator package which generates a scanner (i.e. a lexer) from a specification oriented around regular expressions. Elex differs from most other scanner generators in that it supports multiple languages.
Meta Description: [ iiNet specialises in super fast ADSL2+ broadband. Get the fastest speeds around, up to 24,000kbps - ordinary broadband just isn't the same. We also have the greatest ADSL2+ coverage in Australia. ]

Elkhound: A GLR Parser Generator - Almost as fast as Bison (for deterministic portions of input), but can parse any context-free grammar. [Open source, BSD]

GNU Bison - A general-purpose parser generator that converts a grammar description for an LALR context-free grammar into a C program to parse that grammar. [Open source, GPL]

GNU Flex - A fast lexical analyser generator. It is a tool for generating programs that perform pattern-matching on text. There are many applications for Flex, including writing compilers in conjunction with GNU Bison. [Open source, GPL]

GnuWin32 - Various GNU tools and software for Win32 including ports of bison, byacc, and flex
Meta Description: [ GnuWin32 provides Win32 (MS Windows 95 / 98 / ME / NT / 2000 / XP / 2003 / Vista) ports of tools with a GNU or similar open source license. ]

GOLD Parser - A free parser generator. Unlike common compiler-compilers, the GOLD Parser does not require you to embed your grammar directly into your source code. Instead, the Builder analyzes the grammar description and saves the parse tables to a separate file. This file can be subsequently loaded by the actual parser engine and used. Currently the GOLD Parser Engine is available in Java, .NET and ActiveX. [Open Source]
Meta Description: [ GOLD Parser, Grammar Oriented Language Developer, free parser generator, multiple programming language parsing system ]

GradSoft YaYacc - Yet another Yacc, which accept yacc grammar nad produce C++ template-based reentrant code. [Open Source, BSD license]

Grammatica - Grammatica is a free LL(k) parser generator (compiler compiler) for C# and Java. Support for automatic error recovery, and instant parsing is available.

Happy - A parser generator for Haskell.

Hapy - A runtime parser generator library. It generates parsers from BNF-like language grammars. Parsing scripting languages and communication protocol messages are typical use cases. [Public domain]

iburg, A Tree Parser Generator - Generates fast tree parsers for cost-augmented tree grammars. A variant of iburg is used in the code generators for lcc.

IParse - An interpretting parser, meaning that it accept on the input a grammar and a source file which should be parsed according to that grammar, and produces an abstract program tree from this. Very compact implementation.

jay - A version of yacc for Java rather than C. Documentation in German.

JB2CSharp - A port of the Java-Bison/Flex software developed by the Serl project at the University of Colorado, Boulder. Parsers and lexers will be able to use C# actions. The open source .NET project Mono has requested the port, and here it is. [Open source, BSD License]
Meta Description: [ The world's largest development and download repository of Open Source code and applications ]

Lex and Yacc for Delphi 3 - Port of lex and yacc to Delphi 3. Base at port to Turbo Pascal.
Meta Description: [ Replacement TP Lex/Yacc library and templates for Delphi compatibility. ]

Lex/YACC (actually Flex and Bison) - Flex/Bison ports to Win32, includes MAN pages, and email list for peer to peer support.

500 LLgen parser generator - A tool for generating an efficient recursive descent parser from an ELL(1) grammar. The grammar may be ambiguous or more general than ELL(1): there are both static and dynamic facilities to resolve the ambiguities.

LLOOP - LLOOP generates C++ LL(1) parsers from EBNF grammars and allows a tight integration with object-oriented applications, based on a symbol/class mapping. The generated code can also perform the reverse operation (expanding), whereby the original input can be re-constituted or modified.
Meta Description: [ LLOOP is a modern, powerful and user-friendly parser generator accessible and intended to any C++ developer. It provides many innovative features which make it suitable for addressing most parsing issues commonly or likely to be encountered by developers. In the same time, it helps reducing drama... ]

oolex (object-oriented lexer) - Approaches lexical analysis by basing the scanner strictly on the object-oriented paradigm. It can be extended without access to the source code in that symbol recognizers can be derived by inheritance and an executing scanner can be reconfigured for different contexts.

Oops - An object-oriented parser generator implemented in Java.

Pattern matching - Pattern matching in syntax analysis as influenced by SNOBOL4. The library distributed under the GNU Library General Public License provides for recursive patterns, various iterators and user-defined patterns along with bindings for Ada, KR C/ANSI C/C++.
Meta Description: [ Pattern matching ]

PCCTS Resources and - The primary source of maintenance releases for the PCCTS compiler construction tool set. PCCTS is an LL(k) recursive descent parser generator with semantic predicates and backtracking. It was developed by T.J. Parr.

PRECC - A PREttier Compiler-Compiler - an infinite-lookahead parser generator for context dependent grammars which generates ANSI C code. Specification scripts are in very extended BNF with inherited and synthetic attributes allowed. Scripts can be compiled in separate modules and later linked together, and meta-production rules are allowed. Converter for yacc scripts is available.

ProGrammar - object-oriented grammar definition language and integrated suite of visual tools that assist in building, testing and debugging parsers.

Ragel State Machine Compiler - Compiles FSMs from regular languages into executable C, C++, Objective-C or D code. The GPL'ed software can be used to create a parser for any language that is regular. Examples include parsing Unix mailbox files and general lexing tasks.
Meta Description: [ Ragel compiles finite state machines from regular languages into executable C, C++, Objective-C, D, Java or Ruby code. ]

re2c lexer generator - re2c is a tool for writing fast and flexible lexers. A re2c generated scanner is usually 2-3 times faster than a flex based scanner, and its input model is much more flexible.

Rie - This compiler frontend generation system based on an ECLR-attributed grammar is open source, written in C and may be regarded as an extension of Yacc/Bison.

SGLR: a Scannerless Generalized LR parser - Interprets parse tables generated from an SDF2 syntax definition. Scannerless means that no scanner is used to tokenize the input stream; the parse table contains enough information for both the lexical and the context-free syntax. [Open source, LGPL]

404 Soul - An object oriented recursive descent parser generator framework implemented using C++ operator overloading techniques. It is inspired by Spirit, but use only few template classes thus allowing more flexibility and fastest compilation time. [Open source, LGPL]

Spirit C++ Parser Framework - An object oriented recursive descent parser generator framework implemented using template meta-programming techniques. Expression templates allow to approximate the syntax of Extended Backus Normal Form (EBNF) completely in C++.

Styx - A scanner and lalr(1) parser generator. It has features like automatic derivation of depth grammar, production of the abstract syntax tree including its C interface and preserves full source information to faciliate source-source translation.
Meta Description: [ Styx is a scanner and parser generator designed to address some shortcomings of the traditional lex/yacc combination. It has unique features like automatic derivation of depth grammar, production of the derivation tree including it's C interface which provides access to the abstract syntax tree, ... ]

TextTransformer - A parsergenerator, a simple c++ interpreter and an interactive debugger combined to a visual development environment, which analyzes, evaluates, converts texts immediately.
Meta Description: [ With TextTransformer you can edit text automatically or produce c++ code for an automatic data processing ]

The LEMON Parser Generator - Very simple LALR(1) open-source parser generator. Outputs C, claims to produce faster parsers than yacc/bison.

404 The RDP parser generator - A parser generator which compiles attributed LL(1) grammars decorated with C semantic actions into recursive descent compilers.

The SYNTAX System - A set of tools for the design and implementation of the front-end part of translators. The SYNTAX tools allow the generation of analyzers and the compilation of source texts with those analyzers. This has all the capabilities of lex and yacc plus some additional features including better error processing, i.e. an automatic (and tunable) error repair and recovery mechanism.

Toy Parser Generator for Python - TPG is a parser generator for Python. Given a simple attributed grammar, TPG produces a Python Recursive Descent Parser. It is simple and useful for small parsers of everyday life.
Meta Description: [ TPG : Toy Parser Generator ]

500 Turbo Pascal Lex/Yacc - a compiler generator for Turbo Pascal and compatibles. The package contains two programs, TP Lex and Yacc, which are approximately compatible with the UNIX utilities Lex and Yacc, but are written in and produce code for the Turbo Pascal programming language. The present version works with all recent flavours of Turbo/Borland Pascal, including Delphi and Free Pascal Compiler, a GPL'ed Turbo Pascal-compatible compiler which currently runs on DOS and Linux.

Visual Parse++ 4.0 - The tool allows visual design of lexers and parsers for use in C++, Java, Delphi and Visual Basic applications under UNIX, Linux and Windows/NT. New to version 4.0 is support for XML, XPath, XSLT, XPointer, XQL, DTD and Namespaces.

VLDesk (Visual Language Desk) - A powerful tool for the automatic generation of Visual Programming Environments. Its new reworked version of Visual Language Compiler-Compiler (VLCC).

Yacc++(R) and the Language Objects Library - Object-oriented rewrite of Lex and Yacc for C++, with automatic AST class generation, grammar inheritance, minimal state ELR(1) and technology. (Commercial package)

YAY - Yet Another YACC - Closed-source, but free LALR(2) parser generator, accepts yacc input with some extensions.

YooLex (Yet another Object-Oriented Lex) - A Flex like scanner code generator, but it generates C++ scanner classes that are re-entrant and compatible with the newer standard of C++/STL. Multiple scanner classes and instances can co-exist in a program without tweaking of macros.
Meta Description: [ Yet-another Object-Oriented Lex (YooLex) ]