Why choose a .so domain 
for your business?

In recent years hundreds of well-funded startups have chosen .so as their home on the web. It's short, crisp, and doesn't get in the way of the actual name. See who agrees.

100 .so startups across 16 categories

The next power domain for startups

blockchain_2_exp

Blockchain & Crypto

California to Beijing
and places in between.

Community platforms

For creators, corporates and more.

Data and product

Product metrics, coding tools and more.

General productivity

Much more than
just a "notion".

Choose a category or keep scrolling down

Art and design

3D modelling, photos, general design.

Remote and teamwork

Internal company apps, meetings, all that.

Legal and documents

For both enterprises and individuals.

Social and lifestyle

The post-Facebook generation.

Social tools

Custom solutions for Twitter, TikTok, more.

Aquisition and CX

Finding and onboarding customers.

Misc but neat

Startups we couldn't fit elsewhere.

Notion ecosystem

Startups to help you do things with Notion.

hiro.so

With more than $75m raised from Union Square Ventures, Y Combinator, Lux Capital, Winklevoss Capital and others,  New-York based Hiro Systems is the developer platform for Stacks.

smartlink.so

An escrow payment system built on Tezos, Canada's Smartlink is coming off a successful $3m ICO and is further supported by a number of fintech investors. 

Orca, with a vibrant community, is an exchange built on Solana (Solana itself is funded to the tune of over $300m) Get it? dot.so for Solana.

Out of Beijing (.so is also gaining popularity in China), Onekey make a great Defi hardware wallet, among other things, and boast the best sales growth rate in China in 2021 for their domestic line. 

With over $8m in funding, Saber calls itself the leading cross-chain stablecoin and wrapped assets exchange on Solana. If that means something to you then you're probably doing well for yourself.

Blockchain and crypto

A very international domain on the block

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orca.so

onekey.so

saber.so

and many more

including senpai.so, remix.so (Y combinator)  marble.so, creators.so (Italian), edition.so, chord.sosable.so, maily.so (Korean), highlight.so, campfire.so, backdrop.so, and others. 

tribe.so

With $7.5 million in funding, Toronto based Tribe is a platform that allows larger businesses and brands to create and manage customer communities. 

circle.so

With $5.5m in funding, including a $4m round closing in early 2021, New York's Circle is a community platform focussed on creators, helping them take greater control of their communities.

Fresh off a $3m round led by Kevin Rose (early investor in Facebook) at True Ventures), Framework is a community platform that focusses on health and wellness creators and has secured notable authors. 

Also with $3.m in funding, San Francisco based Leap hosts classes and conversations in small groups and is aimed at an older demographic.

Community platforms

The place to grow is on .so

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framework.so

leap.so

blossom.so

and many more

Out of Holland, Blossom is a great example of a focussed-vertical startup, with all the tools Yoga teachers and studios need to go online.

including scope.so (Y Combinator), hera.so (also Y Combinator), giraffe.soclarify.sobreakroom.sopresence.somarti.so
lightbeam.sobanter.so, basis.soremotely.so, klang.so, and more.

haystack.so

With $8.2m in funding, this silicon valley startup is focussed on that very non-glossy of areas, the company intranet. Let's hope Haystack adds some much needed gloss. 

opus.so

With $2.5m in funding, New York based Opus offers a training solution that meets frontline workers where they are.

Used by teams at Snap, Lyft, Instgram and others, Commons styles itself as a private discord for your team to collaborate.

With $1.4m in funding, German startup Remi helps remote workers build connection with each other and foster a positive remote work culture. 

Online meeting startup Tilde captures the spirt of .so startups, a mix of productivity, fun, a kind of professional lightness.

Remote and teamwork

So far away yet so close. 

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commons.so

remi.so

tilde.so

and many more

lantern.so

Backed by Y Combinator and lauded by Segment, Lantern is another example of a startup that had a two-word .com (in this case lazylantern.com) and switched to a crisp, one-word .so.

sensible.so

San Francisco based Sensible provides developers with a powerful query language to squeeze structured data out of PDFs and other real-world documents.

With funding from Craft Ventures, SyncInc allows devs to replicate third-party APIs to Postgres in real-time (which is a big deal).

Another Y Combinator startup (there are quite a few on a .so domain), June allows companies to build quick reports on top of Segment.

Darwin is an analytics platform that helps users create better customer experiences.

Data and product

A more open-feeling tech startup domain

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syncinc.so

june.so

darwin.so

and many more

notion.so

Valued at over $2 billion, Notion is on a tear. Also interesting is the emerging ecosystem of .so startups built entirely around Notion, check some of them in the "Notion Economy" section below.

dendron.so

Dendron (Greek for tree) has $2m funding, 15k "dendrologists", and quite a few stars on Github. While its roots are in coding it's becoming a general knowledge management system.

With $1.2 million in funding, Rock is another well-executed combination of what were once separate tools. 

We had to slip little Tweek in here, in because it's just so hard to find a nice and simple calendar like this.

Such a well executed product we had to include it here too. Tally in many ways is what Typeform would be if it were born in this era. 

General productivy

A lot more than Notion

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rock.so

tweek.so

tally.so

and many more

including orderly.soparachute.so (funded by Village Global), fame.socrochet.so, relate.sopersona.sowisp.so, intro.so, mucho.so, btw.so, kin.so, and more

slope.so

Coming off a substantial $70 million round, Y-Combinator graduate Slope helps online sellers offer easy buy-now-pay-later financing. 

boon.so

Also in the shopping sphere, this UK based startup focuses on converting shoppers with engaging experiences. 

Enjoying backing from investors behind Slack and N26, German real-estate startup Reo allows agents and developers to offer home buyers a better transactional experience. 

Another German startup (.so has good traction in Germany), Notch is a no-code mutual action plan builder for customer-facing SaaS sales teams. 

With Walmart and others as customers, this Latin American startup helps businesses widen their support channels to include popular platforms. 

Aquisition and CX

Finding customers and keeping them happy

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reo.so

notch.so

adere.so

and many more

Including mana.so (Korean), resonance.soplural.soplasma.so, beyond.so, bard.so and more, including those in the social tools section below.

thisapp.so

A fun one about to launch. With $1.2m in funding, this San Francisco startup aims to create an all in one event / experience solution. All you need is this app.

opal.so

Having raised $4.3 million for it's digital well being assistant, the team behind Opal are trying hard get you off your darn phone.

Maintain is one of a number of .so startups focussing on a more private social networking experience.

Men's sexual health is a rapidly expanding market, yes pun intended. Great domain, no?

One of the nice things about .so is it's not to late to for a compact startup with a great idea to obtain a premium domain, as with reel.

Social and lifestyle

For those of us who can't believe Facebook is getting old

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maintain.so

mojo.so

reel.so

and many more

including vidi.so, teta.sodabble.so, gum.so, and others. 

omi.so

Earning high praise form Facebook's Head of Startup & Venture Programs, Omi is a system to create 3D photos and videos of products.

shape.so

Shape is icon paradise, basically. 

With $3.3m in funding, New Zealand based Narrative helps photographers organise their catalogues and get their portfolio lives in order. 

For when you can't visit the museum!

Letter is a web-based newsletter design tool that takes removes the clunk from traditional email tools.

Art and design  

Get spiffy with .so

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narrative.so

letter.so

exhibit.so

and many more

super.so

Super lets you build clean websites with Notion as your backend.

potion.so

Potion rhymes with Notion. It also helps users create instant websites.

Changing direction, Float allows you to create a course with Notion.

Changing direction again, Tract lets you write a newsletter form Notion. 

And then there's Staple, that helps you curate and add features to your Notion docs.

Notion ecosystem

A startup economy built up around Notion itself.

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float.so

tract.so

staple.so

and many more

We wanted to feature fine.so to emphasise the penetration .so has made in the German market, even among businesses in more traditional areas. 

including a number of accounting and payment startups in either stealth or beta, such as mosey.sopayday.so.

revv.so

This Walnut, California startup is an all-in-one document management system and now serves over 1000 enterprise customers. 

fine.so

New York based Spry is is a NIL (Name, Image, and Likeness) compliance solution for student athletes, who in the US have just recently been allowed to sell their image. 

Accord is another .so startup that allows users to create, edit and sign legal documents from templates

We haven't mentioned South Korea much, but due to pronunciation and other benefits .so is popular there too, including with Keep. (Mentioned in other categories are maily.so, mana.so and others.

Legal and documents

Getting specific things done

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spry.so

accord.so

keep.so

and many more

shoutout.so

Shoutout let's you take all the nice things customers are saying about you and show them off on your website.

turnip.so

With Turnip you can enhance your Twitter presence with advanced search, engagement, and analytics.

Chime lets you know when exactly is the best time to tweet.

Hallo works like a CRM for Twitter.

More Twitter analytics, nicely packaged. (Ilo is Finnish for "joy".)

Social tools

Helping you get more out of Twitter, Instagram, TikTok.

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chime.so

hallo.so

ilo.so

and many more

All the above were found using Google (with the site:.so searchclarifier). Teach out at hello@choose.so if we missed something or got something wrong. 

evergreen.so

Evergreen integrates with Slack and lets team members reward each other with to-be-planted trees. 

simpler.so

Simpler is a compact solution that removes the hassle of checking out, and another European startup on .so. 

A web-app trending well on Product Hunt, Fluently helps you write in two languages.  

We wanted to slip a Japanese example in here because the word "so" is very easy to pronounce in Japanese and extremely common in casual speech. Also check out cosplay.so.

A nice template and course for startup founders to figure out how to best work together. Good name too. 

Misc but neat

There is just a lot happening on .so

BACK TO CATEGOREIS

fluently.so 

midori.so

tapestry.so

and many we left out

dabble.so, vidi.so, 

10x.so

Yes, this app is called thisapp. With $1.2m in funding, this San Francisco startup 

interested.so

Adersso (the .so is part of the word) big community on LinkedIn

funding from investors behind Slack and N26

Tally is Notion for forms, challenger to typeform, it's 

Tally is Notion for forms, challenger to typeform, it's 

Agency

For those of us who can't believe Facebook is getting old, well... such is life

BACK TO CATEGOREIS

staple.so

tally or saga.so

tilde.so

others

dabble.so, vidi.so, 

douchebag.so

Yes, this app is called thisapp. With $1.2m in funding, this San Francisco startup 

interested.so

Adersso (the .so is part of the word) big community on LinkedIn

funding from investors behind Slack and N26

Tally is Notion for forms, challenger to typeform, it's 

Tally is Notion for forms, challenger to typeform, it's 

Personal

For those of us who can't believe Facebook is getting old, well... such is life

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staple.so

tally or saga.so

tilde.so

others

dabble.so, vidi.so, 

embed.so

Yes, this app is called thisapp. With $1.2m in funding, this San Francisco startup 

behold.so

Adersso (the .so is part of the word) big community on LinkedIn

funding from investors behind Slack and N26

Tally is Notion for forms, challenger to typeform, it's 

Tally is Notion for forms, challenger to typeform, it's 

microsaas

For those of us who can't believe Facebook is getting old, well... such is life

BACK TO CATEGOREIS

staple.so

tally or saga.so

tilde.so

others

dabble.so, vidi.so, 

fact.so

Open dashboard for stuff

burnout.so

Rising on Product Hunt, this Russian startup

Midor. real world startup spaces in Japan. 

Tally is Notion for forms, challenger to typeform, it's 

Tally is Notion for forms, challenger to typeform, it's 

Startups for sartups

For those of us who can't believe Facebook is getting old, well... such is life

BACK TO CATEGOREIS

midori.so

tapestry.so

tilde.so

others

dabble.so, vidi.so, 

evergreen.so

behold.so

Adersso (the .so is part of the word) big community on LinkedIn

funding from investors behind Slack and N26

Tally is Notion for forms, challenger to typeform, it's 

Tally is Notion for forms, challenger to typeform, it's 

Responsibil...

For those of us who can't believe Facebook is getting old, well... such is life

BACK TO CATEGOREIS

staple.so

tally or saga.so

tilde.so

others

Yes, this app is called thisapp. With $1.2m in funding, this San Francisco startup 

dabble.so, vidi.so, 

fact.so

Open dashboard for stuff

burnout.so

Rising on Product Hunt, this Russian startup

Midor. real world startup spaces in Japan. 

Tally is Notion for forms, challenger to typeform, it's 

Tally is Notion for forms, challenger to typeform, it's 

Leadgen and fangen

For those of us who can't believe Facebook is getting old, well... such is life

BACK TO CATEGOREIS

midori.so

tapestry.so

tilde.so

others

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