Piper Oracle SQL processor tool for Windows (98,NT,2000). Piper facilitates monitoring and debugging PL/SQL application development with features such as HTML Output Previewer, Continuous Pipe Read capability, Catalog Browser, and Command History. By DataBeacon. [Freeware] http://www.dbnet.com.au/piper/

PL/SQL Developer Single product that includes editor, and debugger. By Allround Automations. [Commercial] http://www.allroundautomations.nl/plsqldev.html

SQL-Programmer Cross-platform database aqpplication development environment, formerly sold by Sylvain Faust Software. By BMC Software. [Commercial and free versions] http://www.bmc.com/products/proddocview/0,,19052_0_0_7796,00.html

Redwood Explorer "Windows Explorer"-like tool for Oracle application developers. Includes PL/SQL editor. By Redwood Software Inc. [Freeware; commercial version available] http://www.redwood.com/explorer/

Material Dreams PL/SQL trace tool, table exporter, session manager, shared pool profiler, and other tools. [Commercial] http://www.materialdreams.com/oracle/products.html

pldoc Open source utility, analogous to javadoc, that generates PL/SQL code documentation in HTML. [Open source, LGPL] http://pldoc.sourceforge.net/

TOra - Toolkit For Oracle Including browser, PL/SQL editor, and debugger for Linux or Windows. By Underscore AB. [Open source and commercial versions] http://www.globecom.se/tora/

Bear Claw Variety of products that extend PL/SQL functionality, providing utilities such as FTP, telnet, and ZIP file manager. Implemented as stored procedures. [Commercial] http://www.bearclawinc.com/products.htm

SQL*Object Builder PL/SQL editor, debugger, SQL execution plan analyzer. By IDB Consulting. [Commercial] http://www.idbconsulting.com/us/expert.cfm?lien=sqlob.htm

JoraclePro PL/SQL editor, debugger, object navigator, command console. By Opensoft, Inc. [Commercial] http://www.opensoftinc.com/joraclepro1.0/osi_joraclepro.html

Software tool reviews for Oracle developers and DBAs Semi-independent third-party review of various PL/SQL development products. http://www.orafaq.com/tools/index.htm

DBPartner for Oracle Tune and debug SQL, PL/SQL. By Compuware. [Commercial] http://www.compuware.com/products/devpartner/db/

Unicenter SQL-Station Edit, test, tune, and debug SQL and stored code (works with Oracle, Microsoft and Sybase). By Computer Associates. [Commercial] http://www3.ca.com/Solutions/Product.asp?ID=1358

Quest Software SQL Navigator, TOAD, Knowledge Expert, Formatter Plus [Mostly commercial; some freeware versions] http://www.quest.com/solutions/dev-deploy/dev-deploy_at_a_glance.asp

Log 4 pl/sql Generic tool for logging, benchmarking, and monitoring custom PL/SQL code, inspired by "log4j" [Open source, GPL] http://log4plsql.sourceforge.net/

SQLTools A light weight and robust tool for Oracle database development. It includes a text editor, SQL console and utilities. [Freeware] http://www.sqltools.net/sqltools.html

OraTools Execute, test, and debug SQL and PL/SQL statements. By Core Lab. [Commercial] http://crlab.com/oratools/

Oracle Developer Suite Includes various PL/SQL code generators in "Designer" component, also PL/SQL Procedure Builder [Commercial] http://www.oracle.com/ip/develop/ids/

Lecco SQL Expert Development environment with special emphasis on SQL and PL/SQL performance optimization. By Leccotech. [Commercial] http://www.leccotech.com/indexes/products_sqlexp_oracle.htm

ClearSQL by Nordic Tree Software A tool for formatting PL/SQL source code and reviewing it for deficiencies in the areas of readability, program structure, maintainability and correctness. It catches over 40 common coding mistakes and gives suggestion as to coding best practice. ClearSQL can be used to do a quick syntax check on code without sending code to the server. [Shareware] http://www.clearsql.com/