Open Source C Front-Ends

Technical analysis library with indicators like ADX, MACD, RSI, Stochastic, TRIX... includes also candlestick pattern recognition. Useful for trading application developpers using either Excel, .NET, Mono, Java, Perl or C/C++.

libdbi implements a database-independent abstraction layer in C, similar to the DBI/DBD layer in Perl. Writing one generic set of code, programmers can leverage the power of multiple DBs and multiple simultaneous DB connections by using this framework.

This library allows to read and write Paradox database and primary index files.

The MonetDB project has moved to http://www.monetdb.org/.

Implementation of the popular ODBC standard for non-Windows platforms such as Linux and Mac OS X. Includes; DriverManager and several command-line tools

The libdbi-drivers project maintains drivers for the libdbi database abstraction layer written in C. Drivers are distributed seperately from the library itself.

A simple editor for dbf files. The editor is built with GTK+, making it available on a number of platforms, including Linux and Windows.

"Aubit 4GL" is a project to make GPL, OpenSource, Informix-4GL compatible compiler, and continue to extend functionality needed to write most efficient and productive business related, database oriented applications. See "Home Page" link for more.

Sqsh (pronounced skwish) is short for SQshelL (pronounced s-q-shell), a replacement for the venerable 'isql' program supplied by Sybase.

An Integrated Development Environment (IDE) for the ESI Objects language (object-oriented MUMPS) that works on linux and, eventually, other UNIX-like Operating Systems.

The stuff here has no documentation and some of it may never be completed. This is my playground, use at your own risk.

LiteSQL is a codegenerator and C++ library that integrates C++ objects tightly to relational database and thus provides an object persistence layer. LiteSQL supports SQLite3, PostgreSQL, MySQL and oracle as backends.

A multiplatform C++ library for dynamic generation of Excel .xls files containing multiple worksheets. Unlike .csv files, these can be directly opened by Excel and thus provide an excellent way to output large data sets that require further analysis. To see the latest changes, select "Files" and view the README text displayed at the bottom of that pane. IMPORTANT: Major changes are contained in the current SVN source. If you have time please try to use it or the xlslib-package-2.4.0b1.zip archive, and enter bug reports on any problems! Changes: - library specific strings now in their own namespace - iOS Objective-C library - most project files updated (MSVS etc) - C bridge now supports formulas Note: there is a related SF project, libxls, to read Excel files.

emerge is an alternate windows shell. It's purpose is to replace Windows Explorer as your desktop user interface, providing similar functionality, with the additional plugins to provide even more.

Clipper/XBase compatible compiler with initial support other xBase dialects. Multitasking, OOP,SIX/Comix, SQL and ODBC drivers,a C-API for third-party developers, a few wrappers for popular libraries (such as BZIP, GZIP, GD, Crypto, and Fcgi), ....

TkTable is a full-featured 2D table widget for Tk. It supports images, embedded windows, varying colors and fonts, and more. Also here is Vu, a Tk widget extension that includes a pie, dial, spinbox and more, and Tile, a themed widget set for Tk.

GQ is an LDAP client based on GTK+/GTK2

General purpose database program for PalmOS.

KInterbasDB is a Python DB API 2.0 module for the relational databases Firebird and Interbase. KInterbasDB also exposes most of the native client API of the database engine, including two-phase commit, server-side events, and an administrative API.

Cinemagoer is a Python package useful to retrieve and manage the data of the IMDb movie database about movies, people, characters and companies. Platform-independent, it can retrieve data from both the IMDb's web server and a local copy of the whole db.

PgDBF is a program for converting XBase databases - particularly FoxPro tables with memo files - into a format that PostgreSQL can directly import.

RefDB is a reference database and bibliography tool for SGML, XML, and LaTeX documents, sort of a Reference Manager or BibTeX for markup languages. It is portable and known to run on Linux, Free/NetBSD, OSX, Solaris, and Windows/Cygwin.

gqlplus is a front-end for Oracle program sqlplus with command-line editing, history, table-name and column-name completion. Otherwise the user interface is identical to that of sqlplus. Command-line editing works as in bash/tcsh shells.

Basic PostgreSQL client applications for Windows. It includes native win32 SQL terminal and backup tools, psql and pg_dump with gzip, for execution of SQL scripts and access to PostgreSQL servers remotely by administrators and end users.

Oracle Dump Tools