Y Combinator Startups

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

90 of 5,218 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

Notes:all

’05–’09S05 · W06 · S06 · W07 · S07 · W08 · S08 · W09 · S09

’10–’14W10 · S10 · W11 · S11 · W12 · S12 · W13 · S13 · W14 · S14

’15–’19W15 · S15 · W16 · S16 · W17 · S17 · W18 · S18 · W19 · S19

’20–’24W20 · S20 · W21 · S21 · W22 · S22 · W23 · S23 · W24 · S24 · F24

’25–’27W25 · S25 · F25 · W26 · S26 · F26 · W27 · S27

P25 · P26

S17 · 90 sites · ← all sites

90 sites, including 18 parked or gone · show only live sites

#URLThis weekAvg rankTrancoRadarCrUXMajesticUmbrellaChecked

assemblyai.com27,939 avg · S17▲ 5,73627,93931,820top 50ktop 500k20,60531,393Oct 29

Tranco 31,820Radar top 50kCrUX top 500kMajestic 20,605Umbrella 31,393checked Oct 29

flocksafety.com67,841 avg · S17▲ 1,54867,84134,976top 50ktop 500k22,728145,820Oct 29

Tranco 34,976Radar top 50kCrUX top 500kMajestic 22,728Umbrella 145,820checked Oct 29

cashfree.com73,828 avg · S17▼ 2,07673,82836,412top 50ktop 100k56,718128,354Oct 29

Tranco 36,412Radar top 50kCrUX top 100kMajestic 56,718Umbrella 128,354checked Oct 29

guilded.gg85,717 avg · S17, acquired▼ 8,23085,717112,858top 200k—58,575—Oct 29

Tranco 112,858Radar top 200kCrUX —Majestic 58,575Umbrella —checked Oct 29

lotuspay.com93,021 avg · S17, acquired▲ 2993,02193,021————Oct 29

Tranco 93,021Radar —CrUX —Majestic —Umbrella —checked Oct 29

up.codes112,586 avg · S17▲ 2,597112,58670,861top 100ktop 500k33,953232,945Oct 29

Tranco 70,861Radar top 100kCrUX top 500kMajestic 33,953Umbrella 232,945checked Oct 29

gem.com154,025 avg · S17, acquired▼ 1,549154,02567,164top 50ktop 1M59,694335,217Oct 29

Tranco 67,164Radar top 50kCrUX top 1MMajestic 59,694Umbrella 335,217checked Oct 29

jerry.ai164,049 avg · S17▲ 6,126164,049108,734top 500ktop 1M51,579331,833Oct 29

Tranco 108,734Radar top 500kCrUX top 1MMajestic 51,579Umbrella 331,833checked Oct 29

autohub.io178,970 avg · S17, acquired▲ 3,926178,970132,787top 100k——225,152Oct 29

Tranco 132,787Radar top 100kCrUX —Majestic —Umbrella 225,152checked Oct 29

d-id.com219,006 avg · S17▲ 8,624219,00644,632top 200ktop 500k14,196598,190Oct 29

Tranco 44,632Radar top 200kCrUX top 500kMajestic 14,196Umbrella 598,190checked Oct 29

maymobility.com235,292 avg · S17▲ 54,123235,292303,501top 200k—167,082—Oct 29

Tranco 303,501Radar top 200kCrUX —Majestic 167,082Umbrella —checked Oct 29

shopvida.com278,684 avg · S17, acquired▼ 23,904278,684———278,684—Oct 29

Tranco —Radar —CrUX —Majestic 278,684Umbrella —checked Oct 29

lyrebird.airedirected287,965 avg · S17, acquired▲ 176,983287,965———287,965—Oct 29

Tranco —Radar —CrUX —Majestic 287,965Umbrella —checked Oct 29

this domain now redirects elsewhere; the rank measures whoever it points at — the homepage redirects to descript.com, a different site

standard.ai350,986 avg · S17▲ 236,381350,986———350,986—Oct 29

Tranco —Radar —CrUX —Majestic 350,986Umbrella —checked Oct 29

get-carrot.com356,089 avg · S17▲ 33,824356,089328,920top 1M—142,676596,670Oct 29

Tranco 328,920Radar top 1MCrUX —Majestic 142,676Umbrella 596,670checked Oct 29

roofr.com361,998 avg · S17▼ 2,127361,998174,132top 500ktop 1M163,306748,555Oct 29

Tranco 174,132Radar top 500kCrUX top 1MMajestic 163,306Umbrella 748,555checked Oct 29

billiontoone.com371,535 avg · S17, public▲ 56,887371,535452,532top 500k—290,537—Oct 29

Tranco 452,532Radar top 500kCrUX —Majestic 290,537Umbrella —checked Oct 29

fatllama.comredirected372,782 avg · S17, acquired▲ 52,277372,782495,590top 1M—249,974—Oct 29

Tranco 495,590Radar top 1MCrUX —Majestic 249,974Umbrella —checked Oct 29

this domain now redirects elsewhere; the rank measures whoever it points at — the homepage redirects to hygglo.com, a different site

dharma.ioparked381,920 avg · S17, acquired▲ 170,372381,920———381,920—Oct 29

Tranco —Radar —CrUX —Majestic 381,920Umbrella —checked Oct 29

this domain is parked; the rank measures the placeholder, not the company — the domain is on afternic.com's nameservers, a domain sale platform

pullrequest.com383,895 avg · S17, acquired▲ 64,117383,895261,198top 1M—506,592—Oct 29

Tranco 261,198Radar top 1MCrUX —Majestic 506,592Umbrella —checked Oct 29

upfort.com390,096 avg · S17▲ 84,995390,096390,096top 1M———Oct 29

Tranco 390,096Radar top 1MCrUX —Majestic —Umbrella —checked Oct 29

getthematic.com413,836 avg · S17▲ 11,874413,836658,899——168,773—Oct 29

Tranco 658,899Radar —CrUX —Majestic 168,773Umbrella —checked Oct 29

repairsmith.comredirected440,438 avg · S17, acquired▼ 21,466440,438672,766——208,109—Oct 29

Tranco 672,766Radar —CrUX —Majestic 208,109Umbrella —checked Oct 29

this domain now redirects elsewhere; the rank measures whoever it points at — the homepage redirects to autonationmobileservice.com, a different site

justappraised.com442,682 avg · S17▲ 33,660442,682340,394top 500k——544,969Oct 29

Tranco 340,394Radar top 500kCrUX —Majestic —Umbrella 544,969checked Oct 29

followupthen.com443,575 avg · S17▲ 359,837443,575593,510——293,639—Oct 29

Tranco 593,510Radar —CrUX —Majestic 293,639Umbrella —checked Oct 29

muzz.com448,938 avg · S17▼ 10,375448,938389,323top 1Mtop 500k508,552—Oct 29

Tranco 389,323Radar top 1MCrUX top 500kMajestic 508,552Umbrella —checked Oct 29

bloomtech.com465,659 avg · S17▲ 109,489465,659732,570——198,747—Oct 29

Tranco 732,570Radar —CrUX —Majestic 198,747Umbrella —checked Oct 29

vergesense.com467,741 avg · S17▲ 16,851467,741550,255top 1M—385,226—Oct 29

Tranco 550,255Radar top 1MCrUX —Majestic 385,226Umbrella —checked Oct 29

modernfertility.comredirected480,232 avg · S17, acquired▲ 10,799480,232651,028——309,435—Oct 29

Tranco 651,028Radar —CrUX —Majestic 309,435Umbrella —checked Oct 29

this domain now redirects elsewhere; the rank measures whoever it points at — the homepage redirects to ro.co, a different site

eduflow.com530,989 avg · S17, acquired▼ 94,047530,989———530,989—Oct 29

Tranco —Radar —CrUX —Majestic 530,989Umbrella —checked Oct 29

flow.space549,029 avg · S17▼ 2,205549,029378,209top 1M—390,270878,607Oct 29

Tranco 378,209Radar top 1MCrUX —Majestic 390,270Umbrella 878,607checked Oct 29

flypyka.com554,668 avg · S17▲ 93,098554,668———554,668—Oct 29

Tranco —Radar —CrUX —Majestic 554,668Umbrella —checked Oct 29

honeydue.com585,383 avg · S17, acquired▲ 324,610585,383872,456——298,309—Oct 29

Tranco 872,456Radar —CrUX —Majestic 298,309Umbrella —checked Oct 29

ltse.com585,881 avg · S17▲ 16,963585,881905,843——265,918—Oct 29

Tranco 905,843Radar —CrUX —Majestic 265,918Umbrella —checked Oct 29

rabbet.com692,767 avg · S17▲ 27,020692,767———692,767—Oct 29

Tranco —Radar —CrUX —Majestic 692,767Umbrella —checked Oct 29

hirenimble.com701,824 avg · S17▼ 39,235701,824622,394top 1M—781,254—Oct 29

Tranco 622,394Radar top 1MCrUX —Majestic 781,254Umbrella —checked Oct 29

disclosures.ioredirected707,952 avg · S17, acquired▼ 126,873707,952707,952top 1M———Oct 29

Tranco 707,952Radar top 1MCrUX —Majestic —Umbrella —checked Oct 29

this domain now redirects elsewhere; the rank measures whoever it points at — the homepage redirects to homelight.com, a different site

routable.com708,257 avg · S17, acquired▼ 12,175708,257965,812——450,702—Oct 29

Tranco 965,812Radar —CrUX —Majestic 450,702Umbrella —checked Oct 29

cocusocial.com761,865 avg · S17▼ 96,320761,865———761,865—Oct 29

Tranco —Radar —CrUX —Majestic 761,865Umbrella —checked Oct 29

truepill.comredirected771,310 avg · S17, acquired▲ 109,440771,310———771,310—Oct 29

Tranco —Radar —CrUX —Majestic 771,310Umbrella —checked Oct 29

this domain now redirects elsewhere; the rank measures whoever it points at — the homepage redirects to fuzehealth.com, a different site

leonandgeorge.com776,039 avg · S17▼ 56,851776,039954,406top 1M—597,672—Oct 29

Tranco 954,406Radar top 1MCrUX —Majestic 597,672Umbrella —checked Oct 29

livefeather.com776,134 avg · S17, acquired▼ 13,717776,134———776,134—Oct 29

Tranco —Radar —CrUX —Majestic 776,134Umbrella —checked Oct 29

relationshiphero.com776,373 avg · S17▼ 32,178776,373———776,373—Oct 29

Tranco —Radar —CrUX —Majestic 776,373Umbrella —checked Oct 29

audm.com791,970 avg · S17, acquired▲ 99,546791,970———791,970—Oct 29

Tranco —Radar —CrUX —Majestic 791,970Umbrella —checked Oct 29

goodcover.com812,672 avg · S17812,672———812,672—Oct 19

Tranco —Radar —CrUX —Majestic 812,672Umbrella —checked Oct 19

heliumhealth.com838,886 avg · S17▲ 41,461838,886———838,886—Oct 29

Tranco —Radar —CrUX —Majestic 838,886Umbrella —checked Oct 29

indiv.ioredirected849,531 avg · S17, acquired849,531———849,531—Oct 18

Tranco —Radar —CrUX —Majestic 849,531Umbrella —checked Oct 18

this domain now redirects elsewhere; the rank measures whoever it points at — the homepage redirects to epicbuzzer.com, a different site

candidately.com873,322 avg · S17▼ 42,926873,322———873,322—Oct 29

Tranco —Radar —CrUX —Majestic 873,322Umbrella —checked Oct 29

onelocal.com878,425 avg · S17▼ 14,806878,425910,520top 1M—846,329—Oct 29

Tranco 910,520Radar top 1MCrUX —Majestic 846,329Umbrella —checked Oct 29

foreverlabs.com928,579 avg · S17928,579———928,579—Oct 16

Tranco —Radar —CrUX —Majestic 928,579Umbrella —checked Oct 16

getofficely.com931,565 avg · S17931,565———931,565—Oct 22

Tranco —Radar —CrUX —Majestic 931,565Umbrella —checked Oct 22

opearlo.com945,824 avg · S17, acquired945,824———945,824—Sep 15

Tranco —Radar —CrUX —Majestic 945,824Umbrella —checked Sep 15

prelim.com946,123 avg · S17946,123————946,123Aug 20

Tranco —Radar —CrUX —Majestic —Umbrella 946,123checked Aug 20

meetingbird.comredirected962,872 avg · S17, acquired▼ 237,705962,872———962,872—Oct 28

Tranco —Radar —CrUX —Majestic 962,872Umbrella —checked Oct 28

this domain now redirects elsewhere; the rank measures whoever it points at — the homepage redirects to front.com, a different site

airthium.com976,813 avg · S17976,813———976,813—Oct 15

Tranco —Radar —CrUX —Majestic 976,813Umbrella —checked Oct 15

entocycle.com979,299 avg · S17▼ 205,328979,299———979,299—Oct 29

Tranco —Radar —CrUX —Majestic 979,299Umbrella —checked Oct 29

skyways.com993,474 avg · S17▼ 290,344993,474———993,474—Oct 29

Tranco —Radar —CrUX —Majestic 993,474Umbrella —checked Oct 29

solve.com994,347 avg · S17, acquired994,347———994,347—Sep 19

Tranco —Radar —CrUX —Majestic 994,347Umbrella —checked Sep 19

enzyme.com998,715 avg · S17, acquired▼ 146,357998,715———998,715—Oct 27

Tranco —Radar —CrUX —Majestic 998,715Umbrella —checked Oct 27

10by10.io— avg · S17———————

Tranco —Radar —CrUX —Majestic —Umbrella —checked never

show 20 more

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

History · every change, public

Oct 29 06:03sync with the YC sync, 12 sites changed

Oct 28 06:03sync with the YC sync, 10 sites changed

Oct 27 06:03sync with the YC sync, 13 sites changed

Oct 26 06:02sync with the YC sync, 3 sites changed

Oct 25 06:03sync with the YC sync, 5 sites changed

Oct 24 06:03sync with the YC sync, 6 sites changed

Oct 23 06:03sync with the YC sync, 11 sites shown

This list is kept in step with the official YC API, so it isn't editable here. This is just for fun.