The SkillClient is a hacked client for Minecraft 1.9 and Minecraft 1.10. You can download and use it completely free. It features many hacks and some cool Exploits.
On MCLeaks.net you can get unlimited Minecraft Accounts for free. Just get yourself a MCLeaks Account ID and enjoy hacking! :)
In the Secondary Creative Inventory of the SkillClient you can find a lot of cool Exploits like a ServerCrasher and ClientLagger. Have fun!