Speech Software

Read text aloud with support for SAPI4 or SAPI5 compliant voices.
Convert text to wav, mp3, wma, ogg, vox, au and aiff format on the fly, no temporary files needed, save your disk.
Support batch conversion.
Convert text to swf speech stream, i.e. text to swf. Now you can add streaming voice to web site easily
Windows vista support  

GroupsAloud, the worlds first talking Usenet News Reader, brings an unlimited amount of great information and conversation to you without the hassle of reading or even being tied to your computer. GroupsAloud is a simple to use USENET News Client. USENET is simply a system of newsgroups where millions of internet users are having conversations on almost any topic imaginable. Supports optional premium voices from AT&T, Cepstral and NeoSpeech  

Speak Clipboard is free open source screen reader for Windows XP. It can read out loud the content of your clipboard in plain English. It is great for checking your spelling or grammar, listening to your e-mails or listening to article. It can read any text that you can copy to your clipboard. It can also reads well source code comments.  

Converts any text into spoken words or even MP3/WAVE audio files. 2nd Speech Center is an award-winning text-to-speech player that lets you listen to documents, e-mails or web pages instead of reading on screen. In addition to text, 2nd Speech Center also allows you to convert text to MP3 or WAVE files for listening later with your portable MP3 player. 2nd Speech Center supports dozens of male, female and robotic voices for over 11 languages.  

TellMeText intercepts incoming SMS (text) messages to your Windows Mobile device and reads them out to you before they go to your inbox. This can be really useful in situations where you have your phone but can't or don't want to physically touch it to read incoming messages. (For example, if you're driving a car or eating your lunch).

TellMeText can run in the background so it doesn't interfere with your normal use of the device.  

This free voice add-on gives MorphVOX voice changing software, five new Science Fiction voices. From the makers of MorphVOX voice changer, Sci-Fi Voices enhances role-play in online games.

Now you can sound like the smooth Commander Gordon, the evil Dark Emperor, or the Space Mercenary. Have fun with this selection of Science Fiction inspired voices.

Note: This add-on requires the full version of MorphVOX Voice Changer 2.0 or above.  

Complete speech recognition application that lets you talk to your PC, resulting in higher productivity. Wave to Text can be used to record your brainstorming while you have breakfast or your informal meetings. Features: Dictation, Quick Edit, Wave To Text, Point'n Speak and MS Word Insertion. For online conversion visit www.wavetotext.com  

NextUp Talker is a Text To Speech application specifically designed for people who have temporarily or permanently lost their voice. With natural, human sounding voices and convenient shortcuts to quickly enter commonly used sentences and phrases, NextUp Talker allows those with vocal impairments to easily communicate with others using a windows PC or Tablet PC.  

Hello! I'm Speaking Notepad! I am powerful and handy analog of Microsoft Notepad. I'll read your TXT, DOC, HTML and RTF documents aloud with SAPI4 and SAPI5-compliant high quality voices, different speed and pitches, read clipboard content, record texts into WAV or MP3 files and even read every word or sentence you are typing. Read e-books and create audio books in one click with my help. I'm sure, we'll become friends!  

DeskBot is a free, multi-featured Clipboard Reader, Text Reader, Time Announcer, and Internet Explorer Add-In for Microsoft Windows which uses Microsoft Agent Animated, Talking Characters. From the developer of MASH - The Microsoft Agent Scripting Helper.