ProgrammableWeb.com keeps you up to date with web mashups and APIs: what's new, interesting, useful and important. Hundreds of APIs and mashups. Contribute, search, view, and chart them.

Flipshake is a place where COLLECTORS & CREATORS can experience the fun and excitement of collecting and sharing by finding, collecting, and enjoying people created or ad sponsored digital trading cards called Flips.

tunesBag is an online audio library where you can upload your own music. The product enables you to listen to your tracks and playlists from any computer connected to the internet. tunesBag can only be used to manage music you already have. You can share your library with friends according to the law in Austria (Privatkopie).

via factoryjoe: Find out who follows whom on Twitter

via factoryjoe: "FriendOrFollow.com helps you manage your Twitter contacts."

Create beautiful presentations, access them from anywhere, and share them with the world. With 280 Slides, there's no software to download and nothing to pay for - and when you're done building your presentation you can share it any way you like.

Fliggo is a video-sharing community aimed at connecting the videos people upload with the people who want to see them. By allowing people to create niches of interest through channels and mixes, and finding videos that cater to your specific taste through

When you're managing larger teams of writers, developers, artist, or whatever really, a collaboration software can come in handy. The most popular and most talked about in the blogosphere is without a doubt Basecamp, which is a hosted solution that will s

BlogCatalog is the place for you to connect with other bloggers, become a better blogger, attract more blog readers, participate in groups and discussions, find the latest tools for your blog, and much more! BlogCatalog is more than just a social communi

Access, Manage, and Monitor Messages From All Your Email and Social Networking Accounts Through Any Inbox You Already Use. NutshellMail Transforms Your Most Commonly Used Email Account Into a Universal Inbox. NutshellMail is Free, Easy, and Secure

Bookmash is an Adobe AIR application mashup for video, music, photos and social news. It takes a different approach to many of the mashups you see and the more you get into this application the more detail you find. One of Bookmash main points is that it

Discover new music to go with your music taste using 3,882,106 tracks

Web-based image editors have several advantages to its desktop counterparts. The most obvious benefit is that they allow you to work on any computer (that has a browser). In most cases, you can save your work online, avoid having to install desktop softwa

A browser extension that lets you comment right next to any text or image that you find on the web. Currently only support Firefox 2 & 3 or Internet Explorer 7.

"Automatically create a Personal Timeline of your Life from any digital assets you have, such as pictures, videos, blogs, documents, or any internet page."

This wizard will guide you through creating your electronic business card.

Oosah, a free service, lets you access and manage content across the webs most popular sites. Just drag-and-drop pictures or videos from site-to-site, or use your content on Oosah or other sites to make slideshows, galleries, or playlists.

Widgetbox is the world's largest widget marketplace, with widgets for Facebook, Blogger, TypePad, MySpace, Bebo, WordPress, Piczo, Xanga, Freewebs, Netvibes, Pageflakes, iGoogle, and all blogs and web pages.