• Ada+SQL

Ada95+Sql compiler/interpreter and IDE. Aimed to novice students. 95% of core Ada 95 implemented; includes basic SQL commands; fastest Ada 95 compiler available; 220,000 source lines (ANSI C & MS Visual C++). 1993-2001.

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• Pascal X

Compiler/Interpreter and IDE for Pascal. Also allows the use of an alternative basic  language vocabulary in portuguese. Error messages displayed in either English or Portuguese. 55,000 source lines (ANSI C++ & MS Visual C++). 1999-2001.

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• Real Time Programming

Controls an electrical 60 cycles engine using an inverter frequency connected to a RS-232 port and a PC simulating and elevator system, 1998.

• GWAda

Programming environment for Ada 83 using the NYU Ada/Ed interpreter, 1993. Project that designed and implemented a programming environment containing the following tools: command shell, full screen text editor, syntax template editor, hypertext help on Ada 83.. Co-sponsored by the United States Advanced Research Projects Agency (ARPA) contract#FY3592-93-10234, administered by Phillips Laboratory, Kirtland AFB, NM 87117-5776. Software freely distributed under the GNU license by ftp and CD-ROM 1992-1993 (interpreter sources: http://www.readyideas.com/ada/NYUSRC.ZIP , programming environment sources http://www.readyideas.com/ada/GWUSRC.ZIP ) .

• Portability of Help Files Among the Windows 95/NT and MAC Operating systems

Sponsored by ULBRA and FAPERGS, 1997.

• Curricular Material for Teaching Concurrency (Ada9X)  to Computer Science Novice Students (USA)

Sponsored by the United States Advanced Research Projects Agency (ARPA), contract #F29601-93-K-0215, administered by Phillips Laboratory, Kirtland AFB, NM 87117-5776, USA, 1993.

• SmallAda

Programming environment for SmallAda (a subset of Ada 83 with tasking capabilities) including the following tools: monitor, tracer and tasking animation, 1989-1992. Software freely distributed under the GNU license by ftp and CD-ROM (http://www.readyideas.com/ada/SMALLADA.ZIP ).

• ADAT (Automated Debugger for Ada Tasks )

Design and implementation of a programming tool that performs semantic concurrent source code analysis and suggests correction actions, 1991-1992.

• Translators and interpreters for procedural languages, 1974-1992.

• Parser Generators

SLR & LALR, 1984, 1985 (http://www.readyideas.com/slr ).

• Program Generator Prototype (GerPro)

Design of a fourth generation programming language and the implementation of its compiler whose source code was written in COBOL, 1974-1975.

• Prototypes de DBMGs

Network & Relational, 1985.

• Several Data Processing Systems

Accounting, Payroll, Stocks, Inventory, Money Market, Nursing Home Administration, etc., 1973-1994.