Alternatives and competitors
Sites like Y Combinator
The 20 closest startup accelerator alternatives to Y Combinator, ranked by what they actually offer, and the 17 technologies behind it.
Looking for an alternative to Y Combinator? The closest matches are Product Hunt, venturebeat.com and TechCrunch. We match sites by what they actually offer, from their homepages, Wikidata and a summary by Claude, in any language. Vote on each alternative and leave a short note to help the next person choose.
- Neighbours
- k = 20
- Sites searched
- 4,032
- Vector
- 384-d
- Query
- 17 ms
01 · Entity
About Y Combinator
Y Combinator ycombinator.com
Y Combinator
Y Combinator created a new model for funding early stage startups. Four times a year we invest in a large number of startups.
Wikidata: American startup accelerator
Summary by Claude
Y Combinator is a startup accelerator and venture capital firm that invests in early-stage startups in batches several times a year and runs a program of mentorship, demo day and founder resources. It also publishes startup advice, videos and news, and operates Hacker News.
- Who it’s for
- Early-stage startup founders
- Business model
- Equity investment in startups
02 · Embedding space
Competitor map
Each alternative by how close its vector is to Y Combinator’s (x) and how much traffic it gets, how much of the stack it shares, or where it sits in the embedding space itself (y). Lines split each axis at the median. Hover for the numbers, click to jump to it in the list.
similarity × popularity
03 · Nearest neighbours
Alternatives to Y Combinator
Thumbs up if it’s a real alternative to Y Combinator, thumbs down if it isn’t.
- 01
product discovery website
Close cos 0.877 - 02
Vercel Security Checkpoint
American technology news and analysis website
Close cos 0.870 - 03
TechCrunch | Startup and Technology News
TechCrunch | Reporting on the business of technology, startups, venture capital funding, and Silicon Valley
Close cos 0.870 - 04
Контур | Доступ запрещен
Close cos 0.867 - 05
inc.com
business magazine
Close cos 0.865 - 06
Slashdot: News for nerds, stuff that matters, & software
Slashdot: News for nerds, stuff that matters. Timely news source for technology related news and B2B software reviews & comparisons.
Close cos 0.866 - 07
Vercel Security Checkpoint
news site about bitcoin and digital currencies, owned by Digital Currency Group
Close cos 0.865 - 08
Figma: The collaborative canvas for design, code, and AI
Figma is the canvas where design, code, and AI come together. From first idea to shipped product — go from concept to production with your whole team, in one place.
Close cos 0.863 - 09
Hackaday | Fresh Hacks Every Day
Fresh hacks every day
Close cos 0.860 - 10
Bazaarvoice | The UGC Platform for Authentic Shopper Experiences
The leading UGC platform for authentic ratings, reviews, visual UGC, and review syndication that powers discovery, shopper trust, and higher ecommerce conversion.
Close cos 0.861 - 11
The New Yorker
Reporting, Profiles, breaking news, cultural coverage, podcasts, videos, and cartoons from The New Yorker.
Close cos 0.861 - 12
American crowdfunding website
Close cos 0.859 - 13
Error 403 Forbidden
American software company
Close cos 0.859 - 14
US-based crowdfunding platform
Close cos 0.856 - 15
You.com | Search and inference for AI
The core AI infrastructure you need to maximize accuracy while reducing latency and costs.
Close cos 0.858 - 16 Close cos 0.861
- 17
Stock Market News & Investing Research | The Motley Fool
The Motley Fool has been providing investing insights and personal finance to millions of people for over 25 years. Learn how we make the world Smarter, Happier & Richer.
Close cos 0.860 - 18
Tom's Hardware: For The Hardcore PC Enthusiast
Tom's Hardware helps you buy the best hardware and build the best PC to play, create and work..
Close cos 0.860 - 19
TNW | The heart of tech™
tech and media company
Close cos 0.857 - 20
company
Close cos 0.854
Ranked by score: the cosine similarity of each site’s vector to ycombinator.com’s, less a small penalty for generic sites that are close to everything. Highlighted technologies are ones Y Combinator uses too. Votes and comments come from visitors and don’t change the ranking.
04 · Fingerprints
Technology
What Y Combinator is built with, and what its closest competitors use, from its homepage’s code and its DNS records.
Built with
- Fonts
- Google Fonts asset https://fonts.googleapis.com/
- Analytics
- Google Analytics page source: google-analytics.com/analytics.js
- PostHog page source: posthog.init(
- Marketing automation
- Mailchimp TXT v=spf1 include:_spf.google.com include:mailgun.org a:rsweb1-36.invest…
- CDN
- Cloudflare header cf-ray: a56309eb1c83c0af-HAM
- Languages & backends
- Ruby on Rails page source: <meta name="csrf-param" content="authenticity_token"
- Site search
- Algolia page source: algoliasearch
- Maps
- Google Maps page source: maps.googleapis.com/maps/api/js
- Email hosting
- Google Workspace MX aspmx.l.google.com
- Microsoft 365 TXT MS=ms37374900
- Email delivery
- Mailgun TXT v=spf1 include:_spf.google.com include:mailgun.org a:rsweb1-36.invest…
- DNS hosting
- Amazon Route 53 NS ns-1914.awsdns-47.co.uk
- SaaS tools (verified in DNS)
- Apple Business TXT apple-domain-verification=WG0sP5Alm7N6h1Te
- Dropbox TXT dropbox-domain-verification=asc63coma4mv
- Google Search Console meta google-site-verification: 23YLYcfP-tmEiWdemh9h6Wi6DIxisMtUtcowUJBSvH0
- OpenAI TXT openai-domain-verification=dv-QbhxxK0G0JK0dnyZ4YTsNAfw
- Zoom TXT ZOOM_verify_2ndw8KZxSRa8PT8NmdyXvw
Stack changes
No changes yet. Each new crawl is compared with the last one, and what Y Combinator adds or drops shows up here.
What competitors use
Across the 20 closest sites.
- Google Search Console 20/20
- Google Workspace 13/20
- Microsoft 365 13/20
- Apple Business 11/20
- Cloudflare 10/20
- Atlassian · not on ycombinator.com 10/20
- Cloudflare DNS · not on ycombinator.com 8/20
- Meta Business Suite · not on ycombinator.com 8/20
- DocuSign · not on ycombinator.com 8/20
- OpenAI 8/20
- Zoom 8/20
- Amazon Route 53 7/20
- GlobalSign · not on ycombinator.com 7/20
- HubSpot · not on ycombinator.com 6/20
- Stripe · not on ycombinator.com 6/20
- Amazon SES · not on ycombinator.com 5/20