Wood Workshop
The Wood Workshop is a free seamless texture editor that specializes in the creation of seamless wood textures. It helps 3D artists of all types quickly and easily take their wood and floor textures to a new level of realism. Over 100 fully editable preset textures come included in the Wood... As well as being perfectly seamless, all textures are resolution-independent, allowing designers to simply re-render their textures at different sizes as requirements change. ... Download now and see why this application has taken the 3D graphics community by storm!
http://www.spiralgraphics.biz/Wood_Workshop_Setup.exe - 2Mb - Download - Screenshot

Genetica
Genetica 2 is an innovative node-based seamless texture editor for professional 3D artists that comes with over 500 realistic seamless texture presets. New in this version is a Substance Lab that helps streamline the process of creating new textures from scratch, a new Weather Lab that makes it... Also comes in a Pro edition with additional functionality. ... With over 500 finished texture presets of all types, automatic seamlessness, resolution-independence, and unprecedented flexibility, Genetica 2 will help you revolutionize your textures.
http://www.spiralgraphics.biz/Genetica_2_Setup.exe - 5Mb - Download - Screenshot

Tile Builder
Tile Builder is a Photoshop-compatible plug-in for creation seamless patterns from images using symmetry rules. This plug-in will be useful for web designers, artists, photo and computer graphics enthusiasts. It allows you create fantastic attractive seamless patterns by one touch. ... Our plug-in has unique flexibility and power: you can move, rotate and bend target shape in order to match desirable motif for you seamless pattern. ... Also, you can save generated rectangular seamless pattern as BMP, JPEG or PNG graphic file for using anywhere.
http://www.imageskill.com/tilebuilder/TileBuilderDemo_Setup.exe - 1Mb - Download - Screenshot

HyperTyle
HyperTyle is a sophisticated filter plugin for generating texture, surface, paint, erosion, transparency, edge, frame and shadow effects. These main effects are based on seamless textures, so there are unlimited variations possible. Additionally there are also zoom, rotation, metal, chrome,... The CD version provides 1000+ seamless textures including 100 high resolution ones. ... The download version of HyperTyle is delivered with 128 seamless photo, synthetic and painting textures. ... HyperTyle is fairly easy and intuitive to use.
http://graphicsgalaxy.com/products/HyperTyle10DEMO.exe - 4Mb - Download - Screenshot

Tile Builder Art Pack
100 free patterns and 25 masks generated by Tile Builder. Tile Builder is a Photoshop-compatible plug-in for creation seamless patterns from images using symmetry rules. This plug-in will be useful for web designers, artists, photo and computer graphics enthusiasts. ... Also, you can save generated rectangular seamless pattern as BMP, JPEG or PNG graphic file for using anywhere. ... Our plug-in has unique flexibility and power: you can move, rotate and bend target shape in order to match desirable motif for you seamless pattern.
http://www.imageskill.com/tilebuilder/tbap1.zip - 3Mb - Download - Screenshot

Texture Maker
Texture Maker is a seamless texture generator and designer. The application contains everything needed to create seamless textures for use in 3D rendering packages, game development, web graphics, image and video editing. Texture Maker can create procedural and hand painted textures from... Texture Maker features standard operations like filters, color correction, distortion and emboss effects, that are designed to work with seamless textures. ... The program can be extended with plugins and automates complex operations with its scripting abilities.
http://www.texturemaker.com/getfile.php?file=TextureMaker3Setup.exe - 4Mb - Download - Screenshot

Genetica Viewer
Genetica Viewer is a free seamless texture rendering application that allows artists to make use of textures that are saved in Genetica's powerful texture format. Genetica Viewer is capable of rendering textures at any resolution up to 3,000 x 3,000. ... Genetica Viewer can make a number of adjustments to each material, such as re-randomizing the texture, zooming the texture while maintaining seamless edges, and color adjustments. ... With hundreds of included textures of all types, automatic seamlessness, resolution-independence, and unprecedented flexibility, Genetica Viewer will help...
http://www.spiralgraphics.biz/viewer/Genetica_Viewer_Setup.exe - 3Mb - Download - Screenshot

FutureDecks Lite
Looking for a smart, powerfull and easy to use DJ software? Look no more! Meet FutureDecks Lite - the affordable professional DJ mixing software With FutureDecks Lite you can mix your songs like a pro DJ. Beat-matching is just a click away and also are seamless beat-aware loops and many other... What you get: - automatic mixing - one-click beat-matching - seamless looping - automatic BPM counter - lots of effects, eqs, filters - vinyl simulation including scratch, pitch, reverse play - separate headphones output and song pre-listening - record your mixes FutureDecks Lite is cross-platform...
http://www.xylio.com/site/downloads/futuredecks_lite_demo.exe - 3Mb - Download - Screenshot

Redecorator Fractal Wallpaper Manager
Redecorator can change your desktop wallpaper as often as you like, as well as create seamless tiles and beautiful fractals.
ftp://ftp.seraline.com/RedecoratorTrial.exe - 633Kb - Download - Screenshot

SimpleSurf
Simple Surf supports many peripherals including coin mechanisms, printers, note validators, barcode readers and magnetic card readers using Standardised Gaming Protocol for seamless plug-in integration of devices.
http://www.cyberd.co.uk/download/SimpleSurf.zip - 7Mb - Download - Screenshot