Here's a fun little bookmarklet for use with Mastodon! Create a link with this "URL" in your bookmarks toolbar and click it when looking at mastodon.social (or whatever other instance you use) to ACTIVATE POWER MODE:
javascript:void%20function(){(function(t,e){%22object%22==typeof%20exports%26%26%22object%22==typeof%20module%3Fmodule.exports=e():%22function%22==typeof%20define%26%26define.amd%3Fdefine([],e):%22object%22==typeof%20exports%3Fexports.POWERMODE=e():t.POWERMODE=e()})(this,function(){return%20function(t){function%20e(n){if(o[n])return%20o[n].exports;var%20i=o[n]={exports:{},id:n,loaded:!1};return%20t[n].call(i.exports,i,i.exports,e),i.loaded=!0,i.exports}var%20o={};return%20e.m=t,e.c=o,e.p=%22%22,e(0)}([function(t,e,o){%22use%20strict%22;function%20n(t,e){return%20Math.random()(e-t)+t}function%20i(t){if(a.colorful){var%20e=n(0,360);return%22hsla(%22+n(e-10,e+10)+%22,%20100%25,%20%22+n(50,80)+%22%25,%201)%22}return%20window.getComputedStyle(t).color}function%20r(t,e,o){return{x:t,y:e,alpha:1,color:o,velocity:{x:-1+2Math.random(),y:-3.5+2Math.random()}}}function%20a(t){if(%22Favourite%22==t.target.getAttribute(%22title%22)){for(var%20e={x:t.pageX,y:t.pageY,color:i()},o=5+Math.round(10Math.random());o--;)u[f]=r(e.x,e.y,e.color),f=(f+1)%25500;if(a.shake){var%20n=1+2Math.random(),d=n(Math.random()%3E.5%3F-1:1),c=n*(Math.random()%3E.5%3F-1:1);document.body.style.marginLeft=d+%22px%22,document.body.style.marginTop=c+%22px%22,setTimeout(function(){document.body.style.marginLeft=%22%22,document.body.style.marginTop=%22%22},75)}}}function%20d(){requestAnimationFrame(d),l.clearRect(0,0,c.width,c.height);for(var%20t=0;t%3Cu.length;++t){var%20e=u[t];e.alpha%3C=.1||(e.velocity.y+=.075,e.x+=e.velocity.x,e.y+=e.velocity.y,e.alpha*=.96,l.globalAlpha=e.alpha,l.fillStyle=e.color,l.fillRect(Math.round(e.x-1.5),Math.round(e.y-1.5),3,3))}}var%20c=document.createElement(%22canvas%22);c.width=window.innerWidth,c.height=window.innerHeight,c.style.cssText=%22position:fixed;top:0;left:0;pointer-events:none;z-index:999999%22,window.addEventListener(%22resize%22,function(){c.width=window.innerWidth,c.height=window.innerHeight}),document.body.appendChild(c);var%20l=c.getContext(%222d%22),u=[],f=0;a.shake=!0,a.colorful=!0,requestAnimationFrame(d),t.exports=a},function(t,e){(function(){null!=window.mozInnerScreenX})()}])}),document.body.addEventListener(%22click%22,POWERMODE),new%20Notification(%22POWER%20MODE%20ACTIVATED%22)}();
This runs mostly on this Javascript port of POWER MODE, with minor modifications to go for clicks rather than text cursors and only run on Mastodon's Favourite button.