And icons are one of the most useful methods of adding social media links to your site, whether you want to add only a service or two or dozens.
In this post we've collected over 100 of the best free social media icon sets available. Although we're sure you've seen many of these before, we're also pretty sure that you'll discover some great new sets here that you can use.
Included are icons to fit virtually any website design style, from sleek and modern to vintage or grungy.
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Social Network Icon Pack
Here's a pack of more than 100 simple, modern, rounded-corner icons from Komodo Media.
A set of heart-shaped icons with subtle shading.
Here's a set of 22 glossy, heart-shaped social media icons.
Pink Jelly Social Networking Icons
A set of 108 jelly-like hot pink icons.
Orange Jelly Social Networking Icons
An orange version of the Pink Jelly icons.
Green Jelly Social Bookmarking Icons
Another set of jelly-like icons.
3D Glossy Blue Orbs Social Media Icons
A set of 154 blue orb icons, with thick, light gray borders.
154 Free Glassy Space Social Networking Icons
A set of slightly-grungy, nebular-looking, purple icons in a variety of shapes.
108 Glossy Black Comment Bubble Social Networking Icons
Here's a set of speech-bubble-style social networking icons with a black and yellow color scheme.
Blue Jelly Social Media Icons
Here's another set of 108 jelly-style icons.
Transparent Glass Social Bookmarking Icons
A set of completely transparent icons that very closely resemble highly-polished glass.
A set of 16 rounded-point star-shaped icons.
25 Free Social Networking Icon
A set of glossy, rounded-corner icons with a narrow border.
High Detail Social Icons
A set of super-glossy, incredibly detailed 3D icons.
Social Buzz Icon Pack
A set of glossy, raised icons, many with rounded corner details.
Thinking Networks Icons
A set of modern, stylized people with speech bubbles that feature the logos of popular social networks.
Speckyboy Social Icon Set
A set of five glossy social icons, each with a unique design playing off the name of the service.
Premium Quality Free Social Network Icon Pack
A unique set of rectangular icons with rounded corners.
Gorgeous Mini Social Networking Icon Set
A set of 45 tiny social icons, with variations in design between the two included sizes.
Here's a set of round, modern vector icons for 126 different sites.
20 Amazing 3D Social Icons
A set of stylized, angled 3D icons.
154 Blue Chrome Rain Social Networking Icons
A set of shiny blue icons with a raindrop effect.
Matte White Square Social Networking Icons
A set of rounded-corner icons with a subtle light gray gradient.
A set of sticker-style icons, round with a stylized fold-over.
Social Media Stars Icon Set
A set of glossy, pointy star icons.
CS Social Icon Pack
A set of stylish, glossy, leaf-shaped icons.
A set of multi-colored cloud-shaped icons.
Social Charms, Pack 1
A set of tiny, glossy, 3D social icons.
Social Charms, Pack 2
Another set of tiny 3D icons.
White Button Social Media Icon
A set of white, glossy icons with embossed logos.
154 Silver Inlay Glowing Glass Icons
A set of transparent, glass-style icons with silver logos and glow effect.
Matte Black Social Media Icons
A set of rounded-corner icons with a slight gradient effect.
Glossy Orange Orb Social Media Icons
A set of bright orange round icons with white borders.
Web Social Icons
A set of round, boldly-styled social icons.
3D Black Button Social Media Icons
A set of shiny black round icons, with white embossed logos.
A set of 23 iPhone-style icons from Fast Icon.
Elegant Themes Social Media Icon Set
Here's a very comprehensive set of simple, elegant social media icons.
An 10-icon set based on Adobe Creative Suite logos.
3D Social Media Icons for Bloggers
These angled, shadowed, 3-dimensional icons are only made better by the fact they come in multiple colors.
Red Pearl Social Media Icons
Here's a huge set of 108 round, red and pearl-colored icons.
Clear Bubble Icons
A set of 154 round, transparent and black social media icons.
Large Icons Social
Here's a set of 23 different icons, with sizing up to 512 x 512 pixels.
Circular Social Media Icon Set
Here's a set of lightly glossy, circular icons for a variety of social media sites, including YouTube, MySpace, and Facebook.
3D Social Media Icon Pack
A set of rounded-corner, 3-dimensional social media icons that sort of resemble rubber stamps.
Bevel Dark Social Icons
A set of dark, glossy 3D icons with glowing, mostly-white images.
Free Glossy Social Icons
The banners across these icons are what set them apart from all the other square, rounded-corner icon sets out there.
Black and White Social Icons
A set of simple, minimalist grayscale icons.
Vector Social Media Icons
Here's a free set of vector icons from Icon Dock that can be used at any size, even in high-res print documents.
New Free Social Icons Vector Set
Another set of vector icons, this time from Pink Moustache.
Brown Social Icon Pack
We don't often see brown icons, so this set of glossy ones is quite unique!
1,540 inFocus Simple White Social Media Icons
A set of 154 different icons in 10 colors, from the inFocus WordPress theme.
Silver Button Social Media Icons
A set of round icons with backgrounds reminiscent of mercury.
Social and Web Icons
A set of awesome rounded-corner icons with nice, saturated colors.
Social Media Comment Bubbles
A set of glossy black and orange comment bubbles with rounded corners.
Extended Set of Social Icons
A set of badge-style social media icons.
Location Social Media Icons
A set of icons that look like map location markers.
Polaroid Icon Set
A set of icons that have frames that look like Polaroid photos.
Mac Style Social Icons
A set of glossy, Mac-style icons with rounded corners.
Social Media Bubblicons
A set of glossy icons that look like speech bubbles.
Free Social Media Icon Set: Chrome
A set of round icons that look like they have chromed metal borders.
Grunge and Vintage Icons
Here's a set of social media icons with a subtle star pattern in the background and rounded corners.
108 Antique Glowing Copper Orbs Icons
This set of social networking icons look more like antique brass than copper, but would look great in a vintage-style design.
Woven Fabric Social Media Icon Set
A set of grungy social icons in rough, burlap-type fabric.
Grunge Peeling Stickers Social Media Icons
A set of peeling sticker icons with a grungy, dirty style.
Social Networking Coffee Stain Icons
A set of grungy, stylized icons that look like they were created with coffee stains.
108 Free Retro Grunge Stripes Social Media Icons
A set of grungy icons with a retro stripe pattern and a skinny border.
Orange Grunge Stickers Social Bookmarking Icons
Here's a set of round sticker icons, with an orange, grungy look.
Splatter Social Media Icons
This is a set of 8 free social media icons, including YouTube, Twitter, and Facebook.
Vintage Icon Set for Bloggers
Here's a set of wrinkly, slightly grungy social media and blogging-related icons.
Old Bottle Crowns Icon Set
Here's a set of grungy icons that look like old, discarded, metal bottle caps.
Rivel Social is a set of square icons with riveting details.
A set of icons that appear to be under a peeling page, all in transparent PNG format.
Set of Social Grunge Icons
A set of badge-style grungy icons, in 16x16, 32x32 and 64x64 pixel sizes.
Extreme Grunge Garments Social Media Icons
Here's a set of grungy, destructed icons that look a lot like worn-in garment tags.
Vintage Postage Stamps Social Media Icon Set
This set of icons looks like grungy, antique postage stamps.
Yellow Road Sign Icons
A set of social media icons that look like yellow road hazard signs.
Wood Social Networking Icons
An icon set that looks like it's been cut from solid wood.
Free Furry Cushions Social Icons Set
A set of icons that look like flurry, plush pillows.
A set of funky, hand-drawn icons, with an almost childish quality.
Social Bookmarking Character Set
This set has illustrated characters holding up icons for various social media sites.
24 Stitch Style Social Media Icons Set
A set of icons that look like they've been stitched into fabric, but with a surprisingly modern feeling.
Folder Style Icons
A set of icons set into transparent folders.
A set of cute icons that look like squared-off heads with flippy hair.
iPhone Social Bookmarking Icon Set 1
This set showcases each site logo on the screen of a realistic iPhone.
Yet Another Social Media Icon Set
A set of social media icons with a stone-effect background.
A set of hand-drawn-style square icons.
Wooden Badges Icon Set
A set of woodgrain round icons with a woodburned effect.
Nurture Social Icon Set
A set of round icons with a grassy, earthy style.
A set of very stylized, sketchy icons, in beautiful, saturated colors.
A set of interlocking triangular icons, with a woodgrain background.
Post-It Note Style Social Media Icons
Very cool stylized icons that look like they're on yellow Post-It notes.
Free Social Moleskine Icon Set
A set of icons that look like multi-colored Moleskine notebooks.
Social Trucks Icons
A fleet of trucks with social logos displayed on their sides.
Social Creatures Icons
A cute set of 4 monster-like social media icons.
Jive Social Media Icon Set
A set of cute dancing icons for some popular social media sites.
Scribble Social Media Icon Set
Here's a set of square, hand-drawn style icons.
PriceTag Style Icons
A set of 18 hang-tag style social media icons.
(Max)icone Blog Set #2
A very pretty set of sticker-esque icons with rounded corners.
ColorStroked Free Hand Icon Set
Another hand-drawn icon set, this one with visible pen strokes.
Denim Jeans Social Media Icons
A set of denim-textured icons, complete with stitching details.
Panda Social Network Icons
A cute set of panda icons for various social networks.
Hand Drawn Social Media Icons
A set of rough-sketched social media icons with a slightly grungy look.
Latte Art Social Icons
A set of icons inspired by the Art In My Coffee Tumblr blog.
New Free Social Icons Sticker Set
A set of high-quality icons that look like peeling stickers, from Pink Moustache.
Handycons is a set of 12 hand-drawn social media icons, in sizes up to 48 pixels square.
Another set of hand-drawn icons, though most of these are within square boxes and are available up to 128 pixels square.
Social Post Stamps
An icon set that looks like postage stamps, complete with cut-out edges.
A set of icons that look like they're created with LED lights. They also look like the old Lite-Brite toys from the 80s and 90s.
Spherical Social Networking Icons
A set of five social networking icons based around transparent spherical balls.
28 Social Media Icon Badges
A set of social media icons that look like scouting merit badges.
Magic Marker Icons
These icons look like they were hand-drawn with magic marker.
Glossy Waxed Wood Social Networking Icons
A set of beautiful, highly-polished-looking woodgrain icons.
Grass Textured Social Bookmarking Icon Set
This set of icons looks like it's been clipped straight from your front lawn.
Painted Social Network Icons
This set of icons was obviously inspired by Impressionist painters.
108 Free Glowing Neon Social Networking Icons
This set of icons look like they're made from illuminated neon tubing.
Written and compiled exclusively for WDD by Cameron Chapman.
Have a favorite social media icon set not featured here? Share it in the comments below!
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