A common form of link spam is the use of link-building software to automate the search engine optimization process.
But which link building soft wares are used now-a-days?
Here you can find some free link building techniques, try it:
http://www.warriorjunction.com/forum/t-90-Link-Building-Methods-Free
Ahrefs. The world's largest backlink index. ...
Guest Post Tracker. Find guest posting opportunities and manage campaigns. ...
GroupHigh. Find bloggers for outreach campaigns. ...
BuzzStream. Scale your link building campaigns. ...
Disavow.it. ...
JustReachOut. ...
Moz Link Explorer. ...
NinjaOutreach.
It's GSA Backlink software, basically it works on footprints or I would say boolean strings to search for the target website enter the details and boom. But it was a old thing, now websites are smart, they use recaptcha and all.
If @op is asking about automate link building tool then I would like to suggest to avoid it because it is so risky and it may lead to losing the ranking position of your website or your website may be penalized by Google!!
This isn't something new. I guess we're all aware of this. Do you have anything advance to share here?
Hey Fellow!
I think there is no software is invented for link building that helps in building Link Building for a particular site.
Link Building is Off-Page SEO Processes in which we have to make backlinks for Link Buildings.