Try this:
http://media-convert.com/convert/Supported file formats
Documents, text
A lot of formats are supported. Main formats are :
Raw text, HTML, XHTML, Microsoft Word, RTF, PDF, PS, Open Office, Star Writer, Pocket Word, Word Perfect
CSV, dBase, Microsoft Excel, Pocket Excel, Lotus 123, Quattro Pro, Star Calc, Open Office spreadsheet
MathML, Star Math, Open Office math
Microsoft Powerpoint, Star Impress, Open Office presentation
Movie
3G2 3GP AMV ASF AVI DV FLI FLV GIF GVI MKV MOV MP4 MPG OGM RM SWF VOB WMV
+ video presets for Windows, Linux, Mac, SVCD, DVD, Pocket PC, Mobile phone, Nokia 770, Nokia N800, iPOD, iPHONE, Sony PSP, Nintendo DS, Wii, Zune, S1MP3 MP4 player.
Image
AVS BMP CIN DCX DIB DPX FITS GIF ICO JFIF JIF JPE JPEG JPG MIFF OTB P7 PALM PAM PBM
PCD PCDS PCL PCX PGM PICT PNG PNM PPM PSD RAS SGI SUN TGA TIF TIFF WMF XBM XPM YUV
CGM DXF EMF EPS MET MVG ODG OTG STD SVG SXD WMF
Options : resize image, compression level.
Sound
With Media-Convert it's very easy to split audio files : choose split points, listen immediatly and retry until it's ok.
Options : split, encoding method, quality, ...
WAV to MP3, OGG, AAC, AMR, FLAC, MPC, MMF, AU, AIFF, QCP.
MP3 to WAV, OGG, AAC, AMR, FLAC, MPC, MMF, AU, AIFF, QCP.
WMA to WAV, OGG, AAC, AMR, FLAC, MP3, MPC, MMF, AU, AIFF, QCP.
OGG to WAV, MP3, AAC, AMR, FLAC, MPC, MMF, AU, AIFF, QCP.
AAC to WAV, MP3, OGG, AMR, FLAC, MPC, MMF, AU, AIFF, QCP.
MP4 (AAC) to WAV, MP3, OGG, AMR, FLAC, MPC, MMF, AU, AIFF, QCP.
FLAC to WAV, MP3, OGG, AMR, AAC, MPC, MMF, AU, AIFF, QCP.
VQF (Yamaha TwinVQ) to WAV, MP3, OGG, AMR, AAC, FLAC, MMF, AU, AIFF, QCP.
MPC (Musepack) to WAV, MP3, OGG, AMR, AAC, FLAC, MMF, AU, AIFF, QCP.
REAL AUDIO to WAV, MP3, OGG, AMR, AAC, FLAC, MPC, MMF, AU, AIFF, QCP.
AMR to WAV, MP3, OGG, AAC, FLAC, MPC, MMF, AU, AIFF, QCP.
MMF (pcm) to WAV, MP3, OGG, AAC, FLAC, MPC, AMR, AU, AIFF, QCP.
AU to WAV, MP3, OGG, AAC, FLAC, MPC, AMR, MMF, AIFF, QCP.
AIFF to WAV, MP3, OGG, AAC, FLAC, MPC, AMR, AU, MMF, QCP.
QCP to WAV, MP3, OGG, AAC, FLAC, MPC, AMR, AU, AIFF, MMF.
3GP to WAV, MP3, OGG, AAC, FLAC, MPC, AMR, AU, AIFF, MMF.
+ Amiga files (8SVF, MAUD), Psion files (PRC, WVE), SNDT, SF, SoundBlaster VOC, AVR, TXW, Soundtracker files (MOD, XM FastTracker, IT ImpulseTracker, S3M ScreamTracker), ...
ID3 (v1 and v2) Tag preservation for MP3, OGG, AAC, WMA and MPC files.