Forget software. I know you are trying to cut corners, save money but truth is its a lot harder than that to build a real forum. You need real people, real posts that is where we come in
The automatic submission submission save our time, but that's not a proper way back link increasing. The manual submission is the best choice. That type of submission provide more guarantee in your back links.. best of luck..
Forums are a good place to advertise a website, where your products and services are found. Planning, subtlety, and sincerity are some of the things you need to learn about when joining forums to yield good results.
According the white seo technique is not legal using this type of automated software for the forum posting. So avoid it and try to do it manually.
There is also themaPoster. You can post to forums / blogs with it. But it's not for spamming. You can quickly post needed posts to all needed forums / blogs at once.
Effective Forum Submitter is a simple and at the same time efficient tool for every user who wants to submit links or messages to message boards or various forums. Just choose your selected forums where you submit your messages regularly, add them to the database and you can start submitting. Effective Forum Submitter could be used by both board users and board administrators.