/yc

Synced from the official YC API · Sep 14

Y Combinator Startups

Startups funded by Y Combinator that have been publicly announced and still have functional websites.

4,617 sites · synced from the official YC API · rank is the average of Tranco, Majestic and Umbrella; Radar and CrUX shown for context · all 5 are flawed, that's the point. · tap a row for the breakdown

This week: ▲ zapier.com climbed 14,643 places, past ancestry.com and clever.com. ▼ captivateiq.com fell 271,429, the biggest drop.

4,617 live · 499 parked or gone — show all

#URLThis weekAvg rankTrancoRadarCrUXMajesticUmbrellaChecked

1reddit.com351 avg · S05, acquired▲ 7351109top 200top 1k47897Sep 14

Tranco 109Radar top 200CrUX top 1kMajestic 47Umbrella 897checked Sep 14

2stripe.com638 avg · S09▲ 3638237top 500top 50k1431,535Sep 14

Tranco 237Radar top 500CrUX top 50kMajestic 143Umbrella 1,535checked Sep 14

3fontawesome.com972 avg · S15▲ 15972691top 1ktop 100k7401,484Sep 14

Tranco 691Radar top 1kCrUX top 100kMajestic 740Umbrella 1,484checked Sep 14

4dropbox.com1,042 avg · S07, public▲ 81,042140top 200top 1k932,893Sep 14

Tranco 140Radar top 200CrUX top 1kMajestic 93Umbrella 2,893checked Sep 14

5disqus.com1,073 avg · S07, acquired▲ 61,073873top 1ktop 50k5361,809Sep 14

Tranco 873Radar top 1kCrUX top 50kMajestic 536Umbrella 1,809checked Sep 14

6mixpanel.com1,828 avg · S09▲ 181,828808top 500top 100k3,4971,178Sep 14

Tranco 808Radar top 500CrUX top 100kMajestic 3,497Umbrella 1,178checked Sep 14

7optimizely.com1,989 avg · W10, acquired▲ 111,989688top 500top 1M3,5931,685Sep 14

Tranco 688Radar top 500CrUX top 1MMajestic 3,593Umbrella 1,685checked Sep 14

8docker.com3,565 avg · S10▼ 1003,565500top 1ktop 100k2609,934Sep 14

Tranco 500Radar top 1kCrUX top 100kMajestic 260Umbrella 9,934checked Sep 14

9substack.com3,582 avg · W18▲ 1843,582450top 2ktop 10k16410,133Sep 14

Tranco 450Radar top 2kCrUX top 10kMajestic 164Umbrella 10,133checked Sep 14

10amplitude.com3,701 avg · W12, public▼ 223,701285top 500top 500k10,044775Sep 14

Tranco 285Radar top 500CrUX top 500kMajestic 10,044Umbrella 775checked Sep 14

11airbnb.com3,865 avg · W09, public▼ 2193,865792top 2ktop 5k50410,298Sep 14

Tranco 792Radar top 2kCrUX top 5kMajestic 504Umbrella 10,298checked Sep 14

12doordash.com3,874 avg · S13, public▲ 133,8742,202top 2ktop 5k2,6496,770Sep 14

Tranco 2,202Radar top 2kCrUX top 5kMajestic 2,649Umbrella 6,770checked Sep 14

13onesignal.com4,821 avg · S11▼ 494,8211,013top 500top 1M11,8891,561Sep 14

Tranco 1,013Radar top 500CrUX top 1MMajestic 11,889Umbrella 1,561checked Sep 14

14weebly.com4,954 avg · W07, acquired▲ 1144,954360top 5ktop 100k12814,375Sep 14

Tranco 360Radar top 5kCrUX top 100kMajestic 128Umbrella 14,375checked Sep 14

15posthog.com5,095 avg · W20▲ 615,0952,183top 1ktop 500k9,4843,619Sep 14

Tranco 2,183Radar top 1kCrUX top 500kMajestic 9,484Umbrella 3,619checked Sep 14

16coinbase.com5,309 avg · S12, public▼ 1625,3092,384top 2ktop 50k1,32412,218Sep 14

Tranco 2,384Radar top 2kCrUX top 50kMajestic 1,324Umbrella 12,218checked Sep 14

17scribd.com5,709 avg · S06▲ 95,709498top 5ktop 1k30016,328Sep 14

Tranco 498Radar top 5kCrUX top 1kMajestic 300Umbrella 16,328checked Sep 14

18revenuecat.com6,482 avg · S18▲ 926,4822,139top 1ktop 500k15,6471,660Sep 14

Tranco 2,139Radar top 1kCrUX top 500kMajestic 15,647Umbrella 1,660checked Sep 14

19gitlab.com6,742 avg · W15, public▲ 1336,742385top 1ktop 5k15319,689Sep 14

Tranco 385Radar top 1kCrUX top 5kMajestic 153Umbrella 19,689checked Sep 14

20posterous.com7,937 avg · S08, acquired▼ 267,93713,025top 1M—2,849—Sep 14

Tranco 13,025Radar top 1MCrUX —Majestic 2,849Umbrella —checked Sep 14

21expo.dev8,187 avg · S16▲ 1738,1876,472top 5ktop 50k11,5476,542Sep 14

Tranco 6,472Radar top 5kCrUX top 50kMajestic 11,547Umbrella 6,542checked Sep 14

22heroku.com8,720 avg · W08, acquired▲ 348,7205,434top 5ktop 500k3,72417,002Sep 14

Tranco 5,434Radar top 5kCrUX top 500kMajestic 3,724Umbrella 17,002checked Sep 14

23instacart.com9,051 avg · S12, public▼ 1449,0512,761top 5ktop 10k5,55818,834Sep 14

Tranco 2,761Radar top 5kCrUX top 10kMajestic 5,558Umbrella 18,834checked Sep 14

24webflow.com9,211 avg · S13▲ 3209,2112,755top 5ktop 50k1,47623,403Sep 14

Tranco 2,755Radar top 5kCrUX top 50kMajestic 1,476Umbrella 23,403checked Sep 14

25genius.com9,425 avg · S11, acquired▲ 9749,425938top 5ktop 1k1,51825,818Sep 14

Tranco 938Radar top 5kCrUX top 1kMajestic 1,518Umbrella 25,818checked Sep 14

26vidyard.com10,099 avg · S11▲ 3110,0997,664top 10k—5,99016,642Sep 14

Tranco 7,664Radar top 10kCrUX —Majestic 5,990Umbrella 16,642checked Sep 14

27ollama.com10,299 avg · W21▼ 7810,2994,198top 5ktop 10k2,27124,428Sep 14

Tranco 4,198Radar top 5kCrUX top 10kMajestic 2,271Umbrella 24,428checked Sep 14

28razorpay.com11,761 avg · W15▼ 20511,7613,290top 5ktop 10k7,11324,879Sep 14

Tranco 3,290Radar top 5kCrUX top 10kMajestic 7,113Umbrella 24,879checked Sep 14

29loom.com11,876 avg · W12, acquired▲ 36111,8763,064top 5ktop 10k1,98730,577Sep 14

Tranco 3,064Radar top 5kCrUX top 10kMajestic 1,987Umbrella 30,577checked Sep 14

30zapier.com12,168 avg · S12▲ 14,64312,1682,907top 10ktop 50k92232,676Sep 14

Tranco 2,907Radar top 10kCrUX top 50kMajestic 922Umbrella 32,676checked Sep 14

31ancestry.com13,722 avg · S10, acquired▼ 1,51313,722971top 5ktop 1k2,17538,019Sep 14

Tranco 971Radar top 5kCrUX top 1kMajestic 2,175Umbrella 38,019checked Sep 14

32clever.com13,906 avg · S12, acquired▲ 99913,9062,546top 10ktop 1k29,07610,096Sep 14

Tranco 2,546Radar top 10kCrUX top 1kMajestic 29,076Umbrella 10,096checked Sep 14

33wefunder.com14,583 avg · W13▼ 12514,58323,146top 200ktop 500k6,019—Sep 14

Tranco 23,146Radar top 200kCrUX top 500kMajestic 6,019Umbrella —checked Sep 14

34apollo.io15,183 avg · W16▲ 20115,1837,523top 5ktop 50k10,18427,841Sep 14

Tranco 7,523Radar top 5kCrUX top 50kMajestic 10,184Umbrella 27,841checked Sep 14

35experiment.com15,921 avg · W13▲ 18415,92125,575top 500ktop 1M6,267—Sep 14

Tranco 25,575Radar top 500kCrUX top 1MMajestic 6,267Umbrella —checked Sep 14

36matterport.com18,041 avg · W12, public▲ 53318,0412,092top 10ktop 1M48851,542Sep 14

Tranco 2,092Radar top 10kCrUX top 1MMajestic 488Umbrella 51,542checked Sep 14

37classdojo.com18,129 avg · S12▲ 44018,1296,287top 5ktop 50k21,43226,667Sep 14

Tranco 6,287Radar top 5kCrUX top 50kMajestic 21,432Umbrella 26,667checked Sep 14

38ninite.com19,136 avg · W08▼ 12719,13616,286top 20ktop 100k17,22123,900Sep 14

Tranco 16,286Radar top 20kCrUX top 100kMajestic 17,221Umbrella 23,900checked Sep 14

39mux.com19,484 avg · W16▲ 64619,4844,219top 5k—38,89715,335Sep 14

Tranco 4,219Radar top 5kCrUX —Majestic 38,897Umbrella 15,335checked Sep 14

40kalshi.com19,549 avg · W19▲ 5,25619,5498,797top 5ktop 50k15,79534,055Sep 14

Tranco 8,797Radar top 5kCrUX top 50kMajestic 15,795Umbrella 34,055checked Sep 14

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a — means that source hasn't ranked the site; the average uses whichever exact ranks exist