Blogger widgets play a very important role in giving Professonal look to bloggers blog,such widgets are also helpul in increasing page visits ,and for this blogger and many other blogger-widgets provider created many free widgets for blogspot user at regular interval,i have created a list of some most popular and commonly used widgets by bloggers. 
- Recent Comment Widgets-First the most popular recent comment widgets , you will find this widget in allmost all blogger.you can add this widget directly into yours blogger blog,and you dont haveto do any edit in it.
- Recent Post Widgets-This widgets is widely popular among all bloggers as it shows all details of yours past post ,it also play a very important role in increaing Page visit and attracting visitors towards yours blog content.
- Google Talk on yours Blog-Now a days every one is dirctly or indirectly connected with social network sites like orkut,facebook,myspace etc ,and every one wants to connects with there friends and relatives,and also to there readers ,through these sites ,at present you can connets only with orkut friends through yours blog by adding Gtalk in yours blog .These widgets help you in conneting with yours friends and readers
- Search Box -As the name suggest ,it is used by visitors to search blog on particular topic ,it helps readers to search content and at the same time increasing Page webpage visits.Searchbox is used almost 95% of bloggers, Blogger soon add this features in there content.
- Headline Post Ticker-Headline post ticker is great looking widgets but still it is not popular among all bloggers,This widget Display recent post in word by word marquee pattern, giving a professonel look to blogs,
- Popular Posts Widgets For Bloggers
- Top Commenter widgets For Blogger
- Adding Recent Comment Widgets to blogger
- Twitter Widgets For Bloggers
- Recent Post Widget
Wow its very important to us, thanks scrapur.