Top 100 YC Companies by

Score between one and 100 that predicts how well a website will rank on Google organic search results. Higher DA scores correspond to a greater ability to rank. Source: Moz.

Chart Domain Authority for All Companies Chart Domain Authority vs. Other Metrics
Rank Name Batch Category Description Domain Authority
1 Reddit S05 Entertainment The frontpage of the internet 98
2 Disqus S07 Dev Tools Add comments to your website. 94
3 Dropbox S07 Other SaaS Backup and share files in the cloud. 94
4 Imgfave S12 Entertainment A fun image sharing community. 94
5 Posterous S08 Entertainment Dead simple blogs by email 93
6 Scribd S06 Entertainment World's largest online library. 93
7 Wufoo W06 Other SaaS Online form builder. 92
8 Twitch W07 Entertainment Video game live streaming 92
9 Strikingly W13 Other SaaS The easiest way to create a beautiful, mobile optimized website. 91
10 Leap W18 Nonprofit Private network for women in tech 91
11 9gag S12 Entertainment Make the world happier. 91
12 1000Memories S10 Consumer Memorial sites. 91
13 Airbnb W09 Consumer Sharing economy. 91
14 Docker S10 Other SaaS App store for server configurations. 89
15 Genius S11 Entertainment Crowd-sourced explanations of song lyrics 89
16 ACLU W17 Nonprofit Defender of rights and liberties 89
17 Olark W09 Other SaaS The best live chat software on the planet. We help you build relationships with website visitors, boost sales, and make your customers love you. 88
18 Codecademy S11 Education Codecademy teaches the world the skills they need to get the jobs they want. 87
19 MatterPort W12 Entertainment Turn physical objects and environments into 3D models in seconds. 86
20 GitLab W15 Dev Tools Git repository management, code reviews, issue tracking, issue boards, activity feeds, wikis and continuous integration. Community driven with more than 1000 contributors. 85
21 Teespring W13 Consumer Retail quality products on-demand. Teespring is a platform that enables anyone to create and sell unique apparel and items that people love, with no cost or risk. 85
22 Bitnami W13 Other SaaS The App Store for Server Software 85
23 Padlet W13 Other SaaS Easiest way to put stuff on the Internet 84
24 Stripe S09 Fintech Online payments. 84
25 Coinbase S12 Blockchain Buy and sell digital currency πŸš€ πŸŒ‘ 83
26 Creative Market W10 Dev Tools Marketplace for ready-to-use design assets from independent creators around the world. Acquired by Autodesk in February 2014. Spun out again in July 2017. 83
27 Humble Bundle W11 Entertainment Pay what you want for awesome games and other content while giving to charity. 82
28 DailyBooth S09 Entertainment The daily picture taking social network. 80
29 Songkick S07 Consumer Songkick is a ticketing vendor and online database of concerts for music enthusiasts. 78
30 Heroku W08 Other SaaS Heroku is a multi-language cloud application platform that enables developers to deploy, scale, and manage their applications. 78
31 Tech in Asia W15 Entertainment Tech in Asia is a media, events, and jobs platform for Asia’s tech communities. 77
32 Coub S16 Entertainment Coub is YouTube for video loops. You can take any video from YouTube, Facebook or upload your own. Trim it to the best part, mix it with other videos or add a soundtrack 77
33 Product Hunt S14 Entertainment Hacker News for Products 76
34 Mixpanel S09 Other SaaS Mixpanel is the most advanced analytics platform in the world for mobile & web. 75
35 Zapier S12 Other SaaS Zapier connects hundreds of SaaS apps with customizable workflows via an easy to use editor. 75
36 Project Wedding W06 Consumer Finding wedding vendors is hard. In 2007, a couple started Project Wedding to tackle this problem and eventually grew it into a 74
37 The Muse W12 Other SaaS The Muse is the ultimate career destination offering exciting job opportunities, expert advice, and a peek behind the scenes into fantastic companies and career paths. 74
38 Webflow S13 Dev Tools Dynamic website builder. 74
39 Lanyrd W11 Consumer IMDB of conferences. 73
40 Optimizely W10 Dev Tools A/B testing. 69
41 Submittable S12 Dev Tools Submittable is the best way for organizations to create, promote, and manage their calls for submissions, applications and other opportunities. 68
42 Shoptiques W12 Consumer lets you shop the world's best local boutiques online. 68
43 Svbtle S12 Entertainment Curated blog network 67
44 Ninite W08 Other SaaS Simple third-party app patching and deployment for Windows. 67
45 RescueTime W08 Other SaaS RescueTime is a web-based time management tool that tracks the activities and duration of a users' computer usage. 66
46 SmartAsset S12 Fintech The easiest way to make and understand important personal finance decisions. 66
47 OwnLocal W10 Other SaaS OwnLocal automates marketing for over 129,000 SMBs through 3,300 local media partners in North America, Australia and UK. 66
48 LendEDU W16 Education LendEDU is a marketplace for consumer financial products. 65
49 Posthaven S05 Entertainment Blogging forever 65
50 Hipmunk S10 Consumer Hipmunk takes the agony out of searching for flights, accommodations, cars, and more. 65
51 Embedly W10 Dev Tools Embedly helps publishers and consumers manage embed codes from more than hundred websites and APIs. 65
52 Priceonomics W12 Other SaaS We help companies turn their data into great stories. 65
53 Lever S12 Other SaaS Lever is an Applicant Tracking System + Talent CRM. It effortlessly fits the hiring needs of companies today. 65
54 Listia S09 Consumer Mobile marketplace for trading used goods. 64
55 Weebly W07 Other SaaS Web site editing platform. Over 40M people have launched their business on Weebly and every month 325M people visit a Weebly-made site, or 50% of the US. 64
56 Octopart W07 Industrial Octopart is a search engine for electronic components 63
57 HackerRank S11 Other SaaS Programmer IQ 63
58 ReadMe W15 Dev Tools ReadMe provides every company the ability to quickly and easily create beautiful documentation, and build loyal and productive developer communities. 63
59 Font Awesome S15 Dev Tools Font Awesome makes it easy to add vector icons and social logos to your website. And Pro gives 1,000+ more icons and SVG framework! 63
60 DoorDash S13 Consumer Restaurant delivery. 63
61 NewsBlur S12 Entertainment NewsBlur is a personal news reader that brings people together to talk about the world. A new sound of an old instrument. 63
62 OpenAI S16 AI and ML OpenAI is a non-profit artificial intelligence (AI) research company. 63
63 Meteor S11 Other SaaS We make Apollo, the leading GraphQL implementation. (We are also the team that built Meteor, the JavaScript framework.) 62
64 Instacart S12 Consumer Groceries delivered fast. 62
65 Memebox W14 Consumer Full Stack Beauty Ecommerce 62
66 WePay S09 Fintech Payments for platform businesses. 62
67 Vidyard S11 Other SaaS YouTube for business. 62
68 Algolia W14 Dev Tools With 50 data centers in 15 regions, Algolia offers a developer-friendly and enterprise-grade search API. Designed to make every search interaction meaningful and rewarding, Algolia serves billions of queries weekly for more than 5,000 customers. 61
69 Vayable S12 Consumer We're building a marketplace for unique travel experiences (it's AirBnB for the part of your vacation when you're not sleeping). 61
70 The Athletic S16 Entertainment Subscription sports media. 61
71 StatusPage S13 Dev Tools The best way to communicate with users around downtime. 61
72 Poll Everywhere S08 Other SaaS Live audience feedback 61
73 Heap W13 Other SaaS Heap automatically captures every user interaction in your mobile or web app, letting you generate analytics without writing code or waiting for data. 61
74 GoCardless S11 Fintech Replace credit cards online. 61
75 Couple W12 Entertainment App that connects two phones and creates a private timeline to share things with your girlfriend/boyfriend. It's somewhere between a Facebook timeline for your relationship, and SMS, so you have a more personal way to communicate. 60
76 CoreOS S13 Other SaaS Enterprise Linux distribution that dramatically improves security and speed of application deployment. 60
77 BuildZoom W13 Consumer BuildZoom is a better way to remodel. We connect homeowners to the most reliable general contractors in their area and make remodeling simpler, cheaper and more predictable. 60
78 Smarking W15 Other SaaS Enable hassle free parking and highly efficient urban mobility. 60
79 HackPad W12 Other SaaS A realtime wiki for getting things done. 60
80 Cratejoy S13 Other SaaS Cratejoy is the platform for subscriptions 60
81 Authy W12 Dev Tools Authy is a Two-Factor Authentication platform for developers 60
82 42Floors W12 Real Estate We make it easy to search for office space. 59
83 Clever S12 Education Developing applications for education is a data nightmare. Clever's APIs make building on top of student data easy for developers. 59
84 Casetext S13 Other SaaS We make the world's laws free and understandable. 59
85 Parse S11 Dev Tools Parse is the easiest way to build apps. 59
86 PushBullet W14 Consumer Push things to your other things. 59
87 CircuitLab W13 Dev Tools Browser-based electronics simulations and schematics software. 59
88 S14 Entertainment Quora/Cosmo for women 58
89 CodeCombat W14 Education Multiplayer programming game that teaches Python and JavaScript to kids 8-18. 58
90 Mailgun W11 Dev Tools Email API service. 58
91 Recurious W09 Entertainment thesixtyone is a music discovery game that connects artists and fans. 58
92 YourMechanic W12 Consumer Car Repairs, Reinvented: a. Mechanic comes to your home or work to fix your car b. Save 20-30% by working directly with mechanics instead of shops c. Total transparency and money back guarantee 58
93 InfluxData W13 Other SaaS InfluxData is building the platform for collecting, storing, visualizing, and processing time series data at scale. 58
94 WorkFlowy S10 Other SaaS WorkFlowy is a better way to manage information. It provides a simple mechanism - zoomable, searchable, shareable bulleted lists - that has startling versatility and power. 57
95 Realm S11 Other SaaS Better data structures = no DB. 57
96 PadMapper S10 Real Estate Map-based apartment search. 57
97 Heyzap W09 Entertainment Heyzap (acquired by Fyber for $45m in 2016) is one of the largest mobile mediation providers. 57
98 inDinero S10 Other SaaS Financial dashboard for businesses. 57
99 Crocodoc W10 Dev Tools Crocodoc allows developers to embed high-fidelity PDFs, PowerPoints, and other documents into their web and mobile apps. To date we've processed > 1 billion documents for customers including LinkedIn and Dropbox. We were acquired by Box in 2013. 57
100 Platzi W15 Education Live streaming classes on design, marketing and code. Learn from industry leaders. 57