Hello
please check my profile for tally related work and reviews
Not help i can write the code for you and also i have ready made modules too if you are interested in buying
source code is also available (hope you know the difference between tcp and source code)
price may goes higher or lower depending on detailed requirement
please leave message to discuss more
thanks
please provide details which type of add-ons you have required
because you have mentioned only addons
so I can't understand
you can also contact me on 7985497301 for any inquiry