Bring back the "better Internet".
Echelon is an old Mozilla Firefox theme for Mozilla Firefox 115ESR.
Installation
Detailed instructions on how to install the theme can be seen here.
See this page for installation instructions.
Screenshots
Strata (Firefox 4)
Strata (Firefox 5-9)
Strata (Firefox 10-13)
Strata (Firefox 14-28)
Australis (Firefox 29)
