crackxls2003 breaks the encryption on Microsoft Excel and Word 97/2000/XP/2002/2003 files which have been encrypted using the RC4 method. These files are encrypted using a 40-bit-long key. It will not work on files encrypted using versions later than 2007 or versions 95 or earlier, or if a non-default encryption method was used.
mtCellEdit is a lightweight spreadsheet program. Its main goal is to provide facilities for simple day-to-day tasks using a minimal graphical user interface. It uses TSV based file formats to ensure that archived data is always accessible to other programs, regardless of operating system, both now and in the future. These "other programs" might be spreadsheet programs, text editors, command line tools, or custom built programs. It is written from scratch and provides all of its core facilities via a library, so any C program can access its API.
The GNOME Structured File Library is a utility library for reading and writing structured file formats. Support for MS OLE2 streams is complete, as is zip import. There is also support for document metadata and some initial work on decompressing VBA streams in OLE files for future conversion to other languages. This library replaces libole2 and is used in gnumeric, mrproject, abiword, libwv2, koffice. It is also part of the AAF format.
PLOTICUS is a command line utility for creating bar, line, pie, boxplot, scatterplot, sweep, heatmap, vector, timeline, Venn diagrams, and other types of charts and plots. ploticus is good for automated or just-in-time graph generation. It handles date, time, and categorical data nicely, and has some basic statistical capabilities. It can output to GIF, PNG, SVG, SWF, JPEG, PostScript, EPS, and X11. You can use convenient preset options or create complex scripts with rich and detailed color and style operations.
Siag Office is a free office package which consists of the spreadsheet Siag, the word processor PW, the animation program Egon, the text editor XedPlus, the file manager Xfiler and the previewer Gvu. Siag is easy to use, yet infinitely flexible through multiple embedded interpreters and a plugin mechanism that allows other programs to run inside the main document. The supported interpreters are SIOD, Guile, Tcl, and Python.
XESS is a spreadsheet for UNIX, Linux, OpenVMS, and Windows NT which supports user-configurable 3-D workbooks with up to 10 million rows, enhanced display and print formatting, international locales (including multi-byte languages), full Y2K compliance, Web enablement, and a high level of compatibility with the Excel and Lotus spreadsheet products. It includes filters for Excel 97, Excel 2000, and Lotus spreadsheets.