Y Combinator Startups

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

271 of 5,025 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

P25 · P26

W21 · 271 sites · ← all sites

271 sites, including 26 parked or gone · show only live sites

#URLThis weekAvg rankTrancoRadarCrUXMajesticUmbrellaChecked

ollama.com10,585 avg · W21▲ 2210,5854,532top 5ktop 10k2,59124,632Jul 30

Tranco 4,532Radar top 5kCrUX top 10kMajestic 2,591Umbrella 24,632checked Jul 30

clipdrop.co38,129 avg · W21, acquired▼ 7238,12958,646top 500ktop 500k17,611—Jul 30

Tranco 58,646Radar top 500kCrUX top 500kMajestic 17,611Umbrella —checked Jul 30

navattic.com42,933 avg · W21▼ 1,44042,93326,971top 20k—70,87730,950Jul 30

Tranco 26,971Radar top 20kCrUX —Majestic 70,877Umbrella 30,950checked Jul 30

opencode.ai51,097 avg · W21▼ 39951,09716,822top 10ktop 50k17,619118,849Jul 30

Tranco 16,822Radar top 10kCrUX top 50kMajestic 17,619Umbrella 118,849checked Jul 30

chatwoot.com69,178 avg · W21▼ 1,33369,17821,517top 10ktop 500k100,73985,279Jul 30

Tranco 21,517Radar top 10kCrUX top 500kMajestic 100,739Umbrella 85,279checked Jul 30

kiwify.com.br77,479 avg · W21▼ 85077,47933,424top 50ktop 100k26,088172,924Jul 30

Tranco 33,424Radar top 50kCrUX top 100kMajestic 26,088Umbrella 172,924checked Jul 30

cyble.com79,508 avg · W21▼ 1,11679,508122,933top 500k—36,083—Jul 30

Tranco 122,933Radar top 500kCrUX —Majestic 36,083Umbrella —checked Jul 30

spline.design84,889 avg · W21▼ 3,57384,88938,100top 50ktop 500k18,984197,584Jul 30

Tranco 38,100Radar top 50kCrUX top 500kMajestic 18,984Umbrella 197,584checked Jul 30

fathom.ai92,245 avg · W21▲ 1,04792,245136,095top 500ktop 500k48,394—Jul 30

Tranco 136,095Radar top 500kCrUX top 500kMajestic 48,394Umbrella —checked Jul 30

blaze.today98,040 avg · W21▼ 39898,04095,460top 100ktop 1M84,310114,351Jul 30

Tranco 95,460Radar top 100kCrUX top 1MMajestic 84,310Umbrella 114,351checked Jul 30

simplify.jobs136,784 avg · W21▼ 1,019136,78465,823top 50ktop 500k196,744147,786Jul 30

Tranco 65,823Radar top 50kCrUX top 500kMajestic 196,744Umbrella 147,786checked Jul 30

nourish.com150,569 avg · W21▼ 978150,56989,089top 100ktop 500k186,265176,353Jul 30

Tranco 89,089Radar top 100kCrUX top 500kMajestic 186,265Umbrella 176,353checked Jul 30

compose.ai154,114 avg · W21▼ 1,928154,114155,563top 200k—104,539202,239Jul 30

Tranco 155,563Radar top 200kCrUX —Majestic 104,539Umbrella 202,239checked Jul 30

zeptonow.comredirected154,583 avg · W21▼ 2,281154,58318,558top 20k—109,389335,801Jul 30

Tranco 18,558Radar top 20kCrUX —Majestic 109,389Umbrella 335,801checked Jul 30

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

feroot.com155,359 avg · W21▲ 6,109155,35917,213top 10k—429,60219,263Jul 30

Tranco 17,213Radar top 10kCrUX —Majestic 429,602Umbrella 19,263checked Jul 30

redcliffelabs.com176,598 avg · W21▲ 86,890176,59860,895top 50ktop 50k107,867361,031Jul 30

Tranco 60,895Radar top 50kCrUX top 50kMajestic 107,867Umbrella 361,031checked Jul 30

signoz.io177,722 avg · W21▲ 2,946177,722251,319top 500k—104,125—Jul 30

Tranco 251,319Radar top 500kCrUX —Majestic 104,125Umbrella —checked Jul 30

swiftsku.com197,834 avg · W21▲ 55,346197,834197,834top 100k———Jul 30

Tranco 197,834Radar top 100kCrUX —Majestic —Umbrella —checked Jul 30

svix.com210,321 avg · W21▲ 8,509210,321207,980top 100k—212,661—Jul 30

Tranco 207,980Radar top 100kCrUX —Majestic 212,661Umbrella —checked Jul 30

finary.com212,652 avg · W21▼ 8,460212,652220,449top 200ktop 500k204,855—Jul 30

Tranco 220,449Radar top 200kCrUX top 500kMajestic 204,855Umbrella —checked Jul 30

vapi.ai214,889 avg · W21▼ 14,422214,88963,368top 50ktop 500k88,069493,230Jul 30

Tranco 63,368Radar top 50kCrUX top 500kMajestic 88,069Umbrella 493,230checked Jul 30

agendapro.com225,998 avg · W21▲ 2,845225,998128,712top 100ktop 500k95,694453,587Jul 30

Tranco 128,712Radar top 100kCrUX top 500kMajestic 95,694Umbrella 453,587checked Jul 30

flutterflow.io232,644 avg · W21▼ 5,391232,64489,431top 200ktop 500k60,459548,041Jul 30

Tranco 89,431Radar top 200kCrUX top 500kMajestic 60,459Umbrella 548,041checked Jul 30

axiom.ai237,912 avg · W21▼ 2,008237,912329,426top 1M—146,397—Jul 30

Tranco 329,426Radar top 1MCrUX —Majestic 146,397Umbrella —checked Jul 30

tryterra.co241,777 avg · W21▲ 399241,777126,964top 100k—441,605156,761Jul 30

Tranco 126,964Radar top 100kCrUX —Majestic 441,605Umbrella 156,761checked Jul 30

popl.co247,315 avg · W21▲ 7,232247,315168,222top 500ktop 500k85,800487,922Jul 30

Tranco 168,222Radar top 500kCrUX top 500kMajestic 85,800Umbrella 487,922checked Jul 30

emergetools.com253,109 avg · W21, acquired▲ 12,083253,10964,456top 50k—630,29064,582Jul 30

Tranco 64,456Radar top 50kCrUX —Majestic 630,290Umbrella 64,582checked Jul 30

solosuit.com259,071 avg · W21▲ 2,414259,071321,415—top 500k196,726—Jul 30

Tranco 321,415Radar —CrUX top 500kMajestic 196,726Umbrella —checked Jul 30

tractian.com266,436 avg · W21▼ 10,443266,436177,059top 100ktop 1M263,066359,183Jul 30

Tranco 177,059Radar top 100kCrUX top 1MMajestic 263,066Umbrella 359,183checked Jul 30

zoko.io284,425 avg · W21▼ 2,023284,42562,227top 50k—660,520130,529Jul 30

Tranco 62,227Radar top 50kCrUX —Majestic 660,520Umbrella 130,529checked Jul 30

encord.com309,976 avg · W21▲ 4,846309,976230,425top 200k—120,948578,555Jul 30

Tranco 230,425Radar top 200kCrUX —Majestic 120,948Umbrella 578,555checked Jul 30

codingal.com324,552 avg · W21▲ 1,543324,552161,600top 500ktop 100k487,503—Jul 30

Tranco 161,600Radar top 500kCrUX top 100kMajestic 487,503Umbrella —checked Jul 30

quicknode.com324,657 avg · W21▼ 3,241324,65795,973top 100ktop 1M47,042830,955Jul 30

Tranco 95,973Radar top 100kCrUX top 1MMajestic 47,042Umbrella 830,955checked Jul 30

modernloop.ioredirected326,563 avg · W21▲ 11,722326,563326,563top 500k———Jul 30

Tranco 326,563Radar top 500kCrUX —Majestic —Umbrella —checked Jul 30

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

magicbell.com336,001 avg · W21▼ 5,004336,00195,771top 50k—611,051301,181Jul 30

Tranco 95,771Radar top 50kCrUX —Majestic 611,051Umbrella 301,181checked Jul 30

darrow.ai337,124 avg · W21▲ 2,057337,124———337,124—Jul 30

Tranco —Radar —CrUX —Majestic 337,124Umbrella —checked Jul 30

weekday.works349,020 avg · W21▲ 16,612349,020267,044top 200ktop 1M430,995—Jul 30

Tranco 267,044Radar top 200kCrUX top 1MMajestic 430,995Umbrella —checked Jul 30

alokai.com351,086 avg · W21▲ 10,434351,086513,508top 1M—188,664—Jul 30

Tranco 513,508Radar top 1MCrUX —Majestic 188,664Umbrella —checked Jul 30

cloudhumans.com351,934 avg · W21▲ 5,159351,934244,781top 100k——459,087Jul 30

Tranco 244,781Radar top 100kCrUX —Majestic —Umbrella 459,087checked Jul 30

webiny.com354,581 avg · W21▲ 9,965354,581———354,581—Jul 30

Tranco —Radar —CrUX —Majestic 354,581Umbrella —checked Jul 30

weweb.io358,680 avg · W21▲ 11,623358,680220,828top 200k—223,872631,341Jul 30

Tranco 220,828Radar top 200kCrUX —Majestic 223,872Umbrella 631,341checked Jul 30

somosinternet.coredirected362,056 avg · W21▼ 61,943362,05642,872top 200k——681,240Jul 30

Tranco 42,872Radar top 200kCrUX —Majestic —Umbrella 681,240checked Jul 30

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

firstbase.io368,106 avg · W21▼ 1,701368,106411,132—top 500k325,080—Jul 30

Tranco 411,132Radar —CrUX top 500kMajestic 325,080Umbrella —checked Jul 30

waydev.co381,542 avg · W21▼ 16,942381,542———381,542—Jul 30

Tranco —Radar —CrUX —Majestic 381,542Umbrella —checked Jul 30

regentcraft.com387,068 avg · W21▼ 2,336387,068———387,068—Jul 30

Tranco —Radar —CrUX —Majestic 387,068Umbrella —checked Jul 30

stokespace.com388,458 avg · W21▼ 3,834388,458———388,458—Jul 30

Tranco —Radar —CrUX —Majestic 388,458Umbrella —checked Jul 30

gigs.com413,128 avg · W21▲ 8,006413,128481,871top 1M—344,385—Jul 30

Tranco 481,871Radar top 1MCrUX —Majestic 344,385Umbrella —checked Jul 30

spruceid.com413,816 avg · W21▼ 2,389413,816———413,816—Jul 30

Tranco —Radar —CrUX —Majestic 413,816Umbrella —checked Jul 30

coderhouse.com419,929 avg · W21▲ 125,931419,929310,931top 200ktop 500k311,367637,490Jul 30

Tranco 310,931Radar top 200kCrUX top 500kMajestic 311,367Umbrella 637,490checked Jul 30

howdy.com421,017 avg · W21▲ 22,697421,017———421,017—Jul 30

Tranco —Radar —CrUX —Majestic 421,017Umbrella —checked Jul 30

liveflow.com437,950 avg · W21▼ 15,153437,950—top 1M—437,950—Jul 30

Tranco —Radar top 1MCrUX —Majestic 437,950Umbrella —checked Jul 30

abacum.ai446,399 avg · W21▲ 416446,399617,154top 1M—275,644—Jul 30

Tranco 617,154Radar top 1MCrUX —Majestic 275,644Umbrella —checked Jul 30

treinta.co458,845 avg · W21▲ 12,723458,845114,343top 100ktop 1M531,073731,119Jul 30

Tranco 114,343Radar top 100kCrUX top 1MMajestic 531,073Umbrella 731,119checked Jul 30

briohr.com461,829 avg · W21▲ 22,496461,829417,730top 500k—505,928—Jul 30

Tranco 417,730Radar top 500kCrUX —Majestic 505,928Umbrella —checked Jul 30

mindee.com476,187 avg · W21▲ 6,258476,187———476,187—Jul 30

Tranco —Radar —CrUX —Majestic 476,187Umbrella —checked Jul 30

pangea.app477,466 avg · W21▲ 38,213477,466651,593top 200k—303,338—Jul 30

Tranco 651,593Radar top 200kCrUX —Majestic 303,338Umbrella —checked Jul 30

atratopago.com479,223 avg · W21▼ 4,956479,223479,223top 500ktop 500k——Jul 30

Tranco 479,223Radar top 500kCrUX top 500kMajestic —Umbrella —checked Jul 30

houm.com486,518 avg · W21▲ 8,761486,518456,847top 500ktop 500k516,189—Jul 30

Tranco 456,847Radar top 500kCrUX top 500kMajestic 516,189Umbrella —checked Jul 30

authzed.com486,753 avg · W21▲ 2,491486,753590,672top 500k—382,833—Jul 30

Tranco 590,672Radar top 500kCrUX —Majestic 382,833Umbrella —checked Jul 30

jiga.io492,175 avg · W21▼ 3,046492,175———492,175—Jul 30

Tranco —Radar —CrUX —Majestic 492,175Umbrella —checked Jul 30

getontop.com493,518 avg · W21▼ 39,092493,518608,233top 500k—378,803—Jul 30

Tranco 608,233Radar top 500kCrUX —Majestic 378,803Umbrella —checked Jul 30

wasp-lang.devredirected513,168 avg · W21▲ 15,645513,168———513,168—Jul 30

Tranco —Radar —CrUX —Majestic 513,168Umbrella —checked Jul 30

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

estoca.com.br517,088 avg · W21▼ 11,619517,088517,088top 1M———Jul 30

Tranco 517,088Radar top 1MCrUX —Majestic —Umbrella —checked Jul 30

zingbus.com519,132 avg · W21▲ 6,093519,13285,979top 1Mtop 50k952,284—Jul 30

Tranco 85,979Radar top 1MCrUX top 50kMajestic 952,284Umbrella —checked Jul 30

phoenix.ca519,694 avg · W21▲ 24,836519,694535,530top 1Mtop 500k503,858—Jul 30

Tranco 535,530Radar top 1MCrUX top 500kMajestic 503,858Umbrella —checked Jul 30

hapi.trade522,433 avg · W21▼ 14,922522,433404,443top 500ktop 1M640,422—Jul 30

Tranco 404,443Radar top 500kCrUX top 1MMajestic 640,422Umbrella —checked Jul 30

humaans.io523,535 avg · W21▲ 56,761523,535745,757top 1M—301,312—Jul 30

Tranco 745,757Radar top 1MCrUX —Majestic 301,312Umbrella —checked Jul 30

runway.team524,450 avg · W21▲ 59,177524,450524,450top 1M———Jul 30

Tranco 524,450Radar top 1MCrUX —Majestic —Umbrella —checked Jul 30

turingcollege.com530,554 avg · W21▼ 541530,554646,417——414,690—Jul 30

Tranco 646,417Radar —CrUX —Majestic 414,690Umbrella —checked Jul 30

ziina.com530,935 avg · W21▼ 7,112530,935420,569top 500k—641,300—Jul 30

Tranco 420,569Radar top 500kCrUX —Majestic 641,300Umbrella —checked Jul 30

moonvalley.com541,207 avg · W21▲ 16,374541,207876,790——205,624—Jul 30

Tranco 876,790Radar —CrUX —Majestic 205,624Umbrella —checked Jul 30

stayflexi.com542,666 avg · W21▲ 43,836542,666275,991top 200k—524,714827,294Jul 30

Tranco 275,991Radar top 200kCrUX —Majestic 524,714Umbrella 827,294checked Jul 30

wyndly.com543,028 avg · W21▼ 36,799543,028629,563top 1M—456,493—Jul 30

Tranco 629,563Radar top 1MCrUX —Majestic 456,493Umbrella —checked Jul 30

hoop.dev562,220 avg · W21▼ 80,094562,220606,455top 1M—517,985—Jul 30

Tranco 606,455Radar top 1MCrUX —Majestic 517,985Umbrella —checked Jul 30

greatquestion.co564,851 avg · W21▲ 4,472564,851647,781top 1Mtop 1M481,921—Jul 30

Tranco 647,781Radar top 1MCrUX top 1MMajestic 481,921Umbrella —checked Jul 30

olaclick.com570,938 avg · W21▼ 25,888570,938497,663top 1Mtop 1M644,213—Jul 30

Tranco 497,663Radar top 1MCrUX top 1MMajestic 644,213Umbrella —checked Jul 30

fintoc.com572,288 avg · W21▲ 23,660572,288371,381top 500k—906,206439,276Jul 30

Tranco 371,381Radar top 500kCrUX —Majestic 906,206Umbrella 439,276checked Jul 30

terapify.com584,748 avg · W21▲ 26,616584,748718,306—top 1M451,190—Jul 30

Tranco 718,306Radar —CrUX top 1MMajestic 451,190Umbrella —checked Jul 30

dyte.io587,295 avg · W21, acquired▲ 5,804587,295373,210top 500k—801,379—Jul 30

Tranco 373,210Radar top 500kCrUX —Majestic 801,379Umbrella —checked Jul 30

joingerald.com589,360 avg · W21▲ 25,967589,360355,814top 200k—822,906—Jul 30

Tranco 355,814Radar top 200kCrUX —Majestic 822,906Umbrella —checked Jul 30

manara.tech609,689 avg · W21▼ 65,857609,689609,689top 1M———Jul 30

Tranco 609,689Radar top 1MCrUX —Majestic —Umbrella —checked Jul 30

routine.co620,559 avg · W21▲ 42,226620,559920,451top 1M—320,667—Jul 30

Tranco 920,451Radar top 1MCrUX —Majestic 320,667Umbrella —checked Jul 30

usehaystack.io624,377 avg · W21▼ 5,592624,377———624,377—Jul 30

Tranco —Radar —CrUX —Majestic 624,377Umbrella —checked Jul 30

datrics.ai628,805 avg · W21▼ 23,036628,805———628,805—Jul 30

Tranco —Radar —CrUX —Majestic 628,805Umbrella —checked Jul 30

gromo.in629,033 avg · W21▲ 22,597629,033584,501——673,564—Jul 30

Tranco 584,501Radar —CrUX —Majestic 673,564Umbrella —checked Jul 30

journey.io641,887 avg · W21, acquired▼ 15,188641,887———641,887—Jul 30

Tranco —Radar —CrUX —Majestic 641,887Umbrella —checked Jul 30

infracost.io642,878 avg · W21▲ 11,457642,878890,845top 1M—394,911—Jul 30

Tranco 890,845Radar top 1MCrUX —Majestic 394,911Umbrella —checked Jul 30

toplinepro.com644,688 avg · W21▼ 18,230644,688———644,688—Jul 30

Tranco —Radar —CrUX —Majestic 644,688Umbrella —checked Jul 30

poliglota.org650,762 avg · W21▼ 44,591650,762650,762—top 500k——Jul 30

Tranco 650,762Radar —CrUX top 500kMajestic —Umbrella —checked Jul 30

albedo.com655,525 avg · W21▲ 36,521655,525———655,525—Jul 30

Tranco —Radar —CrUX —Majestic 655,525Umbrella —checked Jul 30

striga.com656,763 avg · W21, acquired▼ 9,776656,763———656,763—Jul 30

Tranco —Radar —CrUX —Majestic 656,763Umbrella —checked Jul 30

reclaimprotocol.org664,660 avg · W21▼ 45,672664,660438,202top 200k—891,118—Jul 30

Tranco 438,202Radar top 200kCrUX —Majestic 891,118Umbrella —checked Jul 30

upchieve.org669,302 avg · W21▲ 18,664669,302852,585top 1M—486,018—Jul 30

Tranco 852,585Radar top 1MCrUX —Majestic 486,018Umbrella —checked Jul 30

reshapebiotech.com682,381 avg · W21▼ 140682,381682,381top 500k———Jul 30

Tranco 682,381Radar top 500kCrUX —Majestic —Umbrella —checked Jul 30

mendel.com683,020 avg · W21▲ 27,484683,020—top 1M—683,020—Jul 30

Tranco —Radar top 1MCrUX —Majestic 683,020Umbrella —checked Jul 30

flextock.com686,805 avg · W21▲ 40,314686,805686,805top 1M———Jul 30

Tranco 686,805Radar top 1MCrUX —Majestic —Umbrella —checked Jul 30

tryperdiem.com697,562 avg · W21▲ 45,808697,562550,402top 1M—901,085641,199Jul 30

Tranco 550,402Radar top 1MCrUX —Majestic 901,085Umbrella 641,199checked Jul 30

enode.com708,887 avg · W21▲ 59,578708,887———708,887—Jul 30

Tranco —Radar —CrUX —Majestic 708,887Umbrella —checked Jul 30

avironactive.com729,024 avg · W21▼ 22,680729,024583,383top 1Mtop 1M874,665—Jul 30

Tranco 583,383Radar top 1MCrUX top 1MMajestic 874,665Umbrella —checked Jul 30

100

animahealth.com731,311 avg · W21▲ 7,789731,311359,476top 500k—985,011849,445Jul 30

Tranco 359,476Radar top 500kCrUX —Majestic 985,011Umbrella 849,445checked Jul 30

101

alinea-invest.com756,893 avg · W21▼ 26,440756,893649,007top 1M——864,778Jul 30

Tranco 649,007Radar top 1MCrUX —Majestic —Umbrella 864,778checked Jul 30

102

juicymarbles.com770,088 avg · W21▼ 5,486770,088———770,088—Jul 30

Tranco —Radar —CrUX —Majestic 770,088Umbrella —checked Jul 30

103

inpharmd.com831,559 avg · W21▼ 279,710831,559———831,559—Jul 30

Tranco —Radar —CrUX —Majestic 831,559Umbrella —checked Jul 30

104

udhaar.pk834,694 avg · W21▲ 431834,694834,694————Jul 30

Tranco 834,694Radar —CrUX —Majestic —Umbrella —checked Jul 30

105

mono.co853,330 avg · W21, acquired▲ 1,602853,330———853,330—Jul 30

Tranco —Radar —CrUX —Majestic 853,330Umbrella —checked Jul 30

106

segments.ai895,699 avg · W21, acquired895,699—top 1M—895,699—Jul 30

Tranco —Radar top 1MCrUX —Majestic 895,699Umbrella —checked Jul 30

107

axolo.co934,831 avg · W21▲ 6,469934,831———934,831—Jul 30

Tranco —Radar —CrUX —Majestic 934,831Umbrella —checked Jul 30

108

r2.co951,927 avg · W21, acquired▲ 6,046951,927———951,927—Jul 30

Tranco —Radar —CrUX —Majestic 951,927Umbrella —checked Jul 30

109

shepherdinsurance.com952,731 avg · W21▲ 44,489952,731———952,731—Jul 30

Tranco —Radar —CrUX —Majestic 952,731Umbrella —checked Jul 30

110

albaorbital.com961,263 avg · W21961,263———961,263—Jul 30

Tranco —Radar —CrUX —Majestic 961,263Umbrella —checked Jul 30

111

bloomapp.com988,468 avg · W21988,468988,468————Jul 30

Tranco 988,468Radar —CrUX —Majestic —Umbrella —checked Jul 30

112

djamo.com991,128 avg · W21▲ 8,323991,128———991,128—Jul 28

Tranco —Radar —CrUX —Majestic 991,128Umbrella —checked Jul 28

113

gaiia.com992,287 avg · W21992,287992,287top 500k———Jul 30

Tranco 992,287Radar top 500kCrUX —Majestic —Umbrella —checked Jul 30

114

alpas.ai— avg · W21——top 500k———Jul 30

Tranco —Radar top 500kCrUX —Majestic —Umbrella —checked Jul 30

115