bundlesize by siddharthkp

Keep your bundle size in check

created at June 27, 2017, 8:01 a.m.

33 +0

4,445 +0

176 +1

grunt-contrib-imagemin by gruntjs

Minify PNG, JPG, GIF and SVG images.

created at Oct. 29, 2012, 2:28 p.m.

38 +0

1,214 +0

174 +0

WebPageTest.api-nodejs by catchpoint

WebPageTest API wrapper for NodeJS

created at Sept. 26, 2012, 6:02 p.m.

73 +0

1,642 +0

173 +0

grunt-contrib-concat by gruntjs

Concatenate files.

created at Oct. 3, 2012, 12:01 p.m.

29 +0

809 +0

170 +0

lazyload by vvo

Lazyload images, iframes, widgets with a standalone JavaScript lazyloader

created at Feb. 1, 2012, 1:26 p.m.

38 +0

938 +0

158 +0

gulp-imagemin by sindresorhus

Minify PNG, JPEG, GIF and SVG images

created at Dec. 30, 2013, 5:53 p.m.

30 +0

1,892 -1

158 +0

grunt-contrib-cssmin by gruntjs

Compress CSS files.

created at Sept. 7, 2012, 8:08 p.m.

25 +0

795 +0

147 +0

phantomas by macbre

Headless Chromium-based web performance metrics collector and monitoring tool

created at July 7, 2012, 4:28 p.m.

66 +0

2,252 +0

141 +0

psi by GoogleChromeLabs

PageSpeed Insights Reporting for Node

created at May 26, 2014, 10:05 p.m.

53 +0

3,102 +0

129 +0

perfmap by zeman

Front-end performance heatmap bookmarklet.

created at Sept. 17, 2014, 9 p.m.

101 +0

3,792 +0

128 +0

memory-stats.js by paulirish

minimal monitor for JS Heap Size via performance.memory

created at Jan. 21, 2015, 6:34 a.m.

51 +0

2,095 +1

117 +0

timing.js by addyosmani

Navigation Timing API measurement helpers

created at Sept. 21, 2014, 12:02 p.m.

43 +0

1,500 +0

116 +0

grunt-contrib-htmlmin by gruntjs

Minify HTML.

created at Oct. 29, 2012, 2:30 p.m.

12 +0

428 +1

111 +0

compression-webpack-plugin by webpack-contrib

Prepare compressed versions of assets to serve them with Content-Encoding

created at Aug. 5, 2013, 10:07 a.m.

27 +0

1,401 -1

108 +0

confess by jamesgpearce

[ARCHIVED] Uses PhantomJS to headlessly analyze web pages and generate manifests. You may be able to use the puppeteer-har package instead.

created at April 13, 2011, 9:56 p.m.

48 +0

875 +0

101 +0

grunt-spritesmith by twolfson

Grunt task for converting a set of images into a spritesheet and corresponding CSS variables

created at Aug. 19, 2012, 5:08 a.m.

55 +0

1,140 +0

93 +0

performance-bookmarklet by micmro

Performance-Bookmarklet helps to analyze the current page through the Resource Timing API, Navigation Timing API and User-Timing - requests by type, domain, load times, marks and more. Sort of a light live WebPageTest.

created at Oct. 6, 2014, 12:57 a.m.

48 +0

1,133 +0

86 +0

cssshrink by stoyan

CSS minifier

created at June 25, 2014, 4:03 p.m.

40 +0

1,055 +0

82 +0

sprity by sprity

A image sprite generator

created at April 20, 2015, 12:04 p.m.

8 +0

480 +0

74 +0

ucss by oyvindeh

Find unused and duplicate CSS

created at Aug. 3, 2012, 8:53 a.m.

77 +0

1,620 +0

64 +0