sharp by lovell

High performance Node.js image processing, the fastest module to resize JPEG, PNG, WebP, AVIF and TIFF images. Uses the libvips library.

created at Aug. 19, 2013, 8:24 p.m.

232 +1

27,912 +37

1,263 +3

lighthouse by GoogleChrome

Automated auditing, performance metrics, and best practices for the web.

created at March 8, 2016, 1:03 a.m.

594 +1

27,823 +26

9,284 +7

svgo by svg

⚙️ Node.js tool for optimizing SVG files

created at Aug. 22, 2012, 10:41 a.m.

244 +0

20,346 +15

1,369 +3

lazysizes by aFarkas

High performance and SEO friendly lazy loader for images (responsive and normal), iframes and more, that detects any visibility changes triggered through user interaction, CSS or JavaScript without configuration.

created at Oct. 11, 2014, 9:03 p.m.

283 +0

17,288 +9

1,733 -1

UglifyJS by mishoo

JavaScript parser / mangler / compressor / beautifier toolkit

created at Aug. 15, 2010, 11:51 a.m.

275 +0

12,928 +4

1,235 +0

webpack-bundle-analyzer by webpack-contrib

Webpack plugin and CLI utility that represents bundle content as convenient interactive zoomable treemap

created at Oct. 26, 2016, 4:24 a.m.

99 +0

12,497 -2

476 +0

critical by addyosmani

Extract & Inline Critical-path CSS in HTML pages

created at June 28, 2014, 9:31 a.m.

143 +0

9,955 +5

374 +0

stats.js by mrdoob

JavaScript Performance Monitor

created at April 8, 2010, 11:54 a.m.

180 +0

8,584 +3

1,200 +0

lozad.js by ApoorvSaxena

🔥 Highly performant, light ~1kb and configurable lazy loader in pure JS with no dependencies for responsive images, iframes and more

created at Aug. 28, 2017, 8:28 p.m.

115 +0

7,400 +5

449 +1

gm by aheckmann

GraphicsMagick for node

created at June 11, 2010, 12:11 p.m.

115 +0

6,922 +1

613 +1

instantclick by dieulot

InstantClick makes following links in your website instant.

created at Nov. 23, 2013, 10:08 a.m.

102 +0

5,516 +1

247 +0

imagemin by imagemin

[Unmaintained] Minify images seamlessly

created at Nov. 4, 2013, 9:26 a.m.

60 +0

5,496 +3

258 +1

jsdelivr by jsdelivr

A free, fast, and reliable Open Source CDN for npm, GitHub, Javascript, and ESM

created at July 13, 2012, 5:25 p.m.

127 +0

5,370 +6

2,031 +1

html-minifier by kangax

Javascript-based HTML compressor/minifier (with Node.js support)

created at Feb. 5, 2010, 5:54 p.m.

100 +0

4,898 +3

567 +0

bundlesize by siddharthkp

Keep your bundle size in check

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

33 +0

4,445 +2

175 +0

headjs by headjs

The only script in your HEAD.

created at Nov. 29, 2010, 11:15 a.m.

107 +0

4,166 +0

350 +0

clean-css by clean-css

Fast and efficient CSS optimizer for node.js and the Web

created at Feb. 27, 2011, 9:05 p.m.

76 +0

4,135 +3

322 +0

perfmap by zeman

Front-end performance heatmap bookmarklet.

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

101 +0

3,794 -1

128 +0

csso by css

CSS minifier with structural optimizations

created at Feb. 15, 2011, 3:31 p.m.

96 +0

3,724 +1

188 +0

psi by GoogleChromeLabs

PageSpeed Insights Reporting for Node

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

53 +0

3,102 -1

147 +0