When it comes to sound FX, nothing can’t beat a good field recording mic + audio editing + sampler, or even faster : freesound.org + free VST sampler .

For the selection to follow we have found some free VST/VSTi that are ultra-specialized (one trick pony sometimes) for very special task. More music, less talk :
Layers is a free orchestral VST instrument, and an easy way to add orchestral sounds to your compositions and productions. VST plugins can add power and flexibility to your digital audio workstation. They can also be very expensive. Here is a collection of over ninety awesome effects plugins that have one thing in common: they're free. Check the details for each plugin to see if it works on your system. Dec 11, 2020 Tritik Krush Review Free Bitcrusher VST Plugin – Whipped Cream Sounds Scaler 2 Free Giveaway, With Plugin Boutique – Whipped Cream Sounds Best Music Distribution (Updated 2021) The 12 Best Services About.
Info and download : http://www.groovezing.com/en/plugins/censorcut.php
How to Download Free VST Plugins? These plugins are available on the internet for free. So, let’s begin the list of ten most awesome VST plugins you can install on your DAW. Top 10 Free VST Plugins Free Download. Here is the quick rundown of Vst Plugins available in the market for free.
This one is a free VST effect : it lets the audio signal pass thru it but when you hit the “-18” button, it replaces the audio with a BEEP sinus sound @ 1KHz ! Censoring the sound like in TV shows. It also works with the MIDI keyboard. Beep volume is available from the parameters (but not the interface).
Here’s the demo mp3 from the website :
https://blog.wavosaur.com/wp-content/uploads/2014/06/Karen-Finley.mp3
It can even encode your sound to make sound like a “crypted TV program” (with the same encryption sound used by the very first french pay TV channel in the mid 80’s)
https://blog.wavosaur.com/wp-content/uploads/2014/06/outhere-brothers.mp3
Field Ambience VST
download it here : http://www.tweakbench.com/field
This is a multi-sampled VST instrument, it contains sample of recorded ambience in different town / place, you can mix different ambience to create your own. The samples are very well looped. Perfect for that noisy background of a busy city, or crowded megalopole, or the ambience of a restaurant, a street, a rainy town, a school, your home, a store…
big city street
https://blog.wavosaur.com/wp-content/uploads/2014/06/field.mp3
download Sound of nature : http://www.xoxos.net/vst/vst.html#nature
Sounds of Nature is a pack of VSTi created by Xoxos, one the most talented and creative VST developer. These are pure synthesis instruments intended to recreate the sounds of nature :
thunder, rain, wind, insects, birds.
And don’t forget to check “Fauna” : this can (re) create the sounds of animals, from dogs / cats to dolphin, frogs, angry tyrannosaurus, strange creatures that don’t even exist, Loch Ness monster, pigs, kangooroo, humans…
here’s some insects :
https://blog.wavosaur.com/wp-content/uploads/2014/06/insect.mp3
Trash Operator VST
direct download => trash operator VST
This essential VSTi is a DTMF generator!
DTMF = dual tone multi frequency , the DTMF signaling is used in telephony.
Use the virtual telephone interface or your MIDI keyboard to generate the dual tone.
Call me
https://blog.wavosaur.com/wp-content/uploads/2014/06/trashoperator.mp3
You can download this package : http://www.datafilehost.com/d/5d9a8c99
This VSTi lets you load wav file and browse from one to the other like a FM radio TUNER.
It introduces noise, for recreating the radio interferences.
And the most important : it has a BIG knob.