During the Credits
The credits begin over the final shot for several seconds before fading out. Therefore, no extras during the credits of the theatrical version of Jurrasic Park.
After the Credits
There is no stinger after the credits of Jurassic Park.
For the last few seconds of the credits of the 3D re-release of Jurassic Park, ambient jungle noise plays during the credits listing people who worked on the 3D conversion.