Is there an English translation on the Internet of Rambam's philosophic treatise on Jewish philosophy, Moreh Nevuchim?
An online translation can be found here.
guide for the perplexed can be found in the christian classics etheral library.
I found this online which is the [Moshe Friedlander (1903) translation
The Guide for the Perplexed by Moses Maimonides translated by M. Friedländer  which also includes a zipped version for download.
Another location for the 1904 edition
The Guide of the Perplexed, 2 Volumes, by Moses Maimonides (Author), Shlomo Pines (Translator), Leo Strauss (Introduction), University Of Chicago Press: https://www.amazon.com/Guide-Perplexed-Vol-1/dp/0226502309/ https://www.amazon.com/Guide-Perplexed-Vol-2/dp/0226502317/
I find the Sefaria version of the Friedlander translation most useful: