Y Combinator Startups

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

51 of 5,116 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

S14 · 51 sites · ← all sites

51 sites, including 8 parked or gone · show only live sites

#URLThis weekAvg rankTrancoRadarCrUXMajesticUmbrellaChecked

producthunt.com28,203 avg · S14, acquired▼ 3,05728,2034,391top 20ktop 100k1,26578,954Sep 14

Tranco 4,391Radar top 20kCrUX top 100kMajestic 1,265Umbrella 78,954checked Sep 14

permutive.com91,940 avg · S14▼ 32491,9403,868top 2k—268,4273,526Sep 14

Tranco 3,868Radar top 2kCrUX —Majestic 268,427Umbrella 3,526checked Sep 14

hive.co114,185 avg · S14▼ 8,620114,18556,856top 100k—132,042153,657Sep 14

Tranco 56,856Radar top 100kCrUX —Majestic 132,042Umbrella 153,657checked Sep 14

tenjin.com123,987 avg · S14, acquired▲ 2,305123,9875,758top 5k—349,81416,389Sep 14

Tranco 5,758Radar top 5kCrUX —Majestic 349,814Umbrella 16,389checked Sep 14

checkr.com145,286 avg · S14▲ 4,553145,28646,970top 100ktop 500k41,877347,010Sep 14

Tranco 46,970Radar top 100kCrUX top 500kMajestic 41,877Umbrella 347,010checked Sep 14

hiro.so149,734 avg · S14▲ 1,715149,734100,537top 50k—182,813165,851Sep 14

Tranco 100,537Radar top 50kCrUX —Majestic 182,813Umbrella 165,851checked Sep 14

shipbob.com156,627 avg · S14▼ 18,750156,62741,918top 50ktop 1M28,347399,617Sep 14

Tranco 41,918Radar top 50kCrUX top 1MMajestic 28,347Umbrella 399,617checked Sep 14

rigetti.com169,734 avg · S14, public▲ 2,351169,734260,519top 500k—78,948—Sep 14

Tranco 260,519Radar top 500kCrUX —Majestic 78,948Umbrella —checked Sep 14

ginkgobioworks.comredirected175,867 avg · S14, public▲ 10,816175,867270,764top 500k—80,970—Sep 14

Tranco 270,764Radar top 500kCrUX —Majestic 80,970Umbrella —checked Sep 14

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

spotangels.com189,653 avg · S14▲ 1,602189,653242,430top 500ktop 1M136,876—Sep 14

Tranco 242,430Radar top 500kCrUX top 1MMajestic 136,876Umbrella —checked Sep 14

oklo.com204,194 avg · S14, public▲ 931204,194304,330top 500k—104,058—Sep 14

Tranco 304,330Radar top 500kCrUX —Majestic 104,058Umbrella —checked Sep 14

protocol.airedirected210,540 avg · S14▼ 12,965210,540331,329——89,751—Sep 14

Tranco 331,329Radar —CrUX —Majestic 89,751Umbrella —checked Sep 14

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

helionenergy.com216,432 avg · S14▼ 1,026216,432339,559——93,304—Sep 14

Tranco 339,559Radar —CrUX —Majestic 93,304Umbrella —checked Sep 14

usergems.com268,111 avg · S14▲ 920268,111155,461top 200k—309,964338,907Sep 14

Tranco 155,461Radar top 200kCrUX —Majestic 309,964Umbrella 338,907checked Sep 14

impraise.com273,114 avg · S14, acquired▼ 3,038273,114———273,114—Sep 14

Tranco —Radar —CrUX —Majestic 273,114Umbrella —checked Sep 14

claralabs.com318,423 avg · S14, acquired▼ 16,511318,423———318,423—Sep 14

Tranco —Radar —CrUX —Majestic 318,423Umbrella —checked Sep 14

women.com345,959 avg · S14, acquired▲ 4,758345,95990,626top 500ktop 100k35,047912,203Sep 14

Tranco 90,626Radar top 500kCrUX top 100kMajestic 35,047Umbrella 912,203checked Sep 14

front.com363,699 avg · S14▲ 90363,699117,777top 500ktop 1M34,070939,251Sep 14

Tranco 117,777Radar top 500kCrUX top 1MMajestic 34,070Umbrella 939,251checked Sep 14

flaviar.com372,872 avg · S14▼ 1,307372,872168,594top 200ktop 500k104,049845,972Sep 14

Tranco 168,594Radar top 200kCrUX top 500kMajestic 104,049Umbrella 845,972checked Sep 14

hublo.com394,700 avg · S14, acquired▲ 10,470394,700362,468top 500ktop 1M426,931—Sep 14

Tranco 362,468Radar top 500kCrUX top 1MMajestic 426,931Umbrella —checked Sep 14

sfox.com411,914 avg · S14▲ 2,710411,914500,986top 1M—322,841—Sep 14

Tranco 500,986Radar top 1MCrUX —Majestic 322,841Umbrella —checked Sep 14

lawnlove.com413,496 avg · S14, acquired▼ 3,877413,496174,503top 1Mtop 1M72,078993,907Sep 14

Tranco 174,503Radar top 1MCrUX top 1MMajestic 72,078Umbrella 993,907checked Sep 14

greentoe.com527,253 avg · S14▲ 9,948527,253458,194top 1Mtop 1M596,311—Sep 14

Tranco 458,194Radar top 1MCrUX top 1MMajestic 596,311Umbrella —checked Sep 14

aptible.com544,932 avg · S14, acquired▲ 1,090544,932732,383top 1M—357,480—Sep 14

Tranco 732,383Radar top 1MCrUX —Majestic 357,480Umbrella —checked Sep 14

persistiq.com586,136 avg · S14, acquired▼ 667586,136864,697top 1M—307,574—Sep 14

Tranco 864,697Radar top 1MCrUX —Majestic 307,574Umbrella —checked Sep 14

clear.in597,157 avg · S14▼ 29,619597,157270,922top 200k—733,460787,088Sep 14

Tranco 270,922Radar top 200kCrUX —Majestic 733,460Umbrella 787,088checked Sep 14

craftcoffee.com642,910 avg · S14, acquired▼ 6,302642,910———642,910—Sep 14

Tranco —Radar —CrUX —Majestic 642,910Umbrella —checked Sep 14

bayesimpact.org657,657 avg · S14▲ 24,883657,657———657,657—Sep 14

Tranco —Radar —CrUX —Majestic 657,657Umbrella —checked Sep 14

cognitohq.com683,163 avg · S14, acquired▲ 3,911683,163549,381top 1M—816,944—Sep 14

Tranco 549,381Radar top 1MCrUX —Majestic 816,944Umbrella —checked Sep 14

blockspring.com911,771 avg · S14, acquired▼ 25,147911,771———911,771—Sep 14

Tranco —Radar —CrUX —Majestic 911,771Umbrella —checked Sep 14

mtailor.com969,669 avg · S14▼ 18,035969,669—top 1M—969,669—Sep 14

Tranco —Radar top 1MCrUX —Majestic 969,669Umbrella —checked Sep 14

alchemynano.com— avg · S14———————

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

aptopayments.com— avg · S14, acquired———————

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

backpackbang.com— avg · S14———top 1M——Sep 14

Tranco —Radar —CrUX top 1MMajestic —Umbrella —checked Sep 14

bitaccess.com— avg · S14, acquired———————

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

carlypso.com— avg · S14, acquired———————

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

getreplenish.com— avg · S14, acquired———————

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

govpredict.comredirected— avg · S14, acquired———————

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

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

hyperpad.com— avg · S14——top 1M———Sep 13

Tranco —Radar top 1MCrUX —Majestic —Umbrella —checked Sep 13

listrunnerapp.comredirected— avg · S14, acquired———————

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

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

show 20 more

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

History · every change, public

Sep 14 06:03sync with the YC sync, 9 sites changed

Sep 13 06:03sync with the YC sync, 1 site changed

Sep 12 06:02sync with the YC sync, 6 sites changed

Sep 11 06:03sync with the YC sync, 11 sites changed

Sep 10 06:03sync with the YC sync, 15 sites changed

Sep 9 06:03sync with the YC sync, 13 sites changed

Sep 8 06:03sync with the YC sync, 5 sites shown

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