Medley Interlisp

The Medley Interlisp Project was created to revive Medley Interlisp. The details of the project can be found here.

InterlispOrg Inc.

InterlispOrg Inc is a non-profit corporation in California, approved by the IRS for 501(c)3 status, and the California FTB for tax-free status.

The charitable purpose of InterlispOrg Inc. is scientific and, in particular, computer science research. The principal activity is to develop demonstrations of software ideas based on Interlisp.

For information about current projects, go to Interlisp on github.


We can accept donations that may be tax-deductable for the donor.

Board of Directors

The members of the Board of Directors are:

  • Larry Masinter (President)
  • Ron Kaplan (Treasurer)
  • Herb Jellinek (Secretary)

You can email the members of the Board of Directors.


The effort to create Interlisp and restored Medley Interlisp has taken the talents of many people. The Credits page is our attempt to recognize them for their contributions.

What people are saying

Comments on Interlisp and this project