Startup	What they do
Mobile
Burrp, JustDial, Mkhoj, Onyomo	Local search. Burrp is more lifestyle services oriented. All are getting into mobile/SMS based services. JustDial is more into call centre interface and certainly have a head-start.
MGinger, Myzus, Moveo	Mobile (SMS) advertising
Ticket booking & Movie rental
Bookeazy, Movietell, BookMyShow	Ticket booking online. Bookmyshow is recent entrant from the house of Media giant TV18. Others will have a very tough time competing with them.
Seventymm, Madhouse	DVD rental online (Indian Netflix). Madhouse has been acquired by Seventymm. They also have very good funding. With a clear-cut revenue model, they look set for a big success.
Travel
MakeMyTrip, Yatra, TravelGuru Ezeego and so on...	Travel services online. Biggest revenue category, dog fight going on. All are very similar to each other. Here's a small comparison blog.
Travenues, Zoomtra	Travel search engine
Financial services
Apnaloan	Connect borrowers with banks
Real Estate Search
99acres,	Is there some scope for a vertical search engine here? :)
E-Shopping
SpotEazy, ShoppingTadka	Shopping deals search engines
Global players
SlideShare	Share PowerPoint presentations. They now have the one & only, Guy Kawasaki, on board. Look very much set for success.
Zoho (AdvantNet)	Web office suite. Their products are superb, and are certainly ahead of their Google counterparts.
Social Networking
MingleBox, Yaari, Sixer.TV, BigAdda, SERaja	Social networking. MingleBox has early mover advantage. BigAdda is a late entrant from Reliance. SERaja is events-based networking.
Photo sharing & printing
Picsquare, iTasweer	Photo sharing and printing. There are several other players here. Very crowded. iTasweer has struck a deal with Microsoft for having their service integrated with Vista.
Komli, Tyroo, Ozone	Ad networks. Yahoo picked up stake in Tyroo.
Uncategorized
Myntra	User created designs (T-shirts et al)
Maps & GPS
RouteGuru	Road directions
MapMyIndia	Similar to Google Maps.