Ranked Index/yc
Synced from the official YC API · Oct 29

Y Combinator Startups

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

45 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

S12 · 45 sites · ← all sites

45 sites, including 6 parked or gone · show only live sites

#URLThis weekAvg rankTrancoRadarCrUXMajesticUmbrellaChecked
1coinbase.com5,032 avg · S12, public▲ 6575,0321,654top 1ktop 50k1,36712,074Oct 29
Tranco 1,654Radar top 1kCrUX top 50kMajestic 1,367Umbrella 12,074checked Oct 29
2instacart.com8,471 avg · S12, public▲ 9728,4712,487top 2ktop 10k5,72917,197Oct 29
Tranco 2,487Radar top 2kCrUX top 10kMajestic 5,729Umbrella 17,197checked Oct 29
3clever.com10,853 avg · S12, acquired▼ 3210,8531,014top 10ktop 1k29,6931,852Oct 29
Tranco 1,014Radar top 10kCrUX top 1kMajestic 29,693Umbrella 1,852checked Oct 29
4classdojo.com13,425 avg · S12▲ 4,14513,4255,178top 5ktop 50k21,00714,091Oct 29
Tranco 5,178Radar top 5kCrUX top 50kMajestic 21,007Umbrella 14,091checked Oct 29
5mattermost.com14,673 avg · S12▲ 37,02614,6737,639top 20ktop 1M8,72827,653Oct 29
Tranco 7,639Radar top 20kCrUX top 1MMajestic 8,728Umbrella 27,653checked Oct 29
6zapier.com19,694 avg · S12▲ 2519,6943,051top 10ktop 50k92755,105Oct 29
Tranco 3,051Radar top 10kCrUX top 50kMajestic 927Umbrella 55,105checked Oct 29
7smartasset.com20,086 avg · S12▲ 31620,08615,071top 50ktop 100k5,59939,587Oct 29
Tranco 15,071Radar top 50kCrUX top 100kMajestic 5,599Umbrella 39,587checked Oct 29
89gag.com38,115 avg · S12▼ 1,34538,1155,947top 10ktop 10k4,757103,642Oct 29
Tranco 5,947Radar top 10kCrUX top 10kMajestic 4,757Umbrella 103,642checked Oct 29
9lever.co40,371 avg · S12, acquired▼ 62440,3717,457top 10k—5,708107,949Oct 29
Tranco 7,457Radar top 10kCrUX —Majestic 5,708Umbrella 107,949checked Oct 29
10submittable.com68,643 avg · S12▼ 1,50268,64321,785top 100ktop 500k7,548176,596Oct 29
Tranco 21,785Radar top 100kCrUX top 500kMajestic 7,548Umbrella 176,596checked Oct 29
11svbtle.com99,572 avg · S12▲ 1,85099,572156,202top 1M—42,942—Oct 29
Tranco 156,202Radar top 1MCrUX —Majestic 42,942Umbrella —checked Oct 29
12backerkit.com108,786 avg · S12▼ 30,280108,78635,739top 50ktop 100k21,517269,102Oct 29
Tranco 35,739Radar top 50kCrUX top 100kMajestic 21,517Umbrella 269,102checked Oct 29
13benchling.com111,418 avg · S12▲ 9,512111,41867,259top 100ktop 500k57,613209,381Oct 29
Tranco 67,259Radar top 100kCrUX top 500kMajestic 57,613Umbrella 209,381checked Oct 29
14soylent.com162,574 avg · S12, acquired▲ 25,067162,574254,886—top 1M70,261—Oct 29
Tranco 254,886Radar —CrUX top 1MMajestic 70,261Umbrella —checked Oct 29
15healthsherpa.com166,112 avg · S12▼ 5,507166,11249,917top 200ktop 50k59,093389,325Oct 29
Tranco 49,917Radar top 200kCrUX top 50kMajestic 59,093Umbrella 389,325checked Oct 29
16plivo.com171,971 avg · S12▲ 1,460171,97153,950top 100ktop 1M59,165402,797Oct 29
Tranco 53,950Radar top 100kCrUX top 1MMajestic 59,165Umbrella 402,797checked Oct 29
17newsblur.com259,965 avg · S12▼ 9,978259,965100,869top 200k—30,977648,049Oct 29
Tranco 100,869Radar top 200kCrUX —Majestic 30,977Umbrella 648,049checked Oct 29
18doublerobotics.com292,376 avg · S12▲ 262,419292,376396,071top 500k—188,681—Oct 29
Tranco 396,071Radar top 500kCrUX —Majestic 188,681Umbrella —checked Oct 29
19mattermark.com314,530 avg · S12, acquired▲ 8,272314,530495,684——133,375—Oct 29
Tranco 495,684Radar —CrUX —Majestic 133,375Umbrella —checked Oct 29
20fullstackacademy.com317,848 avg · S12, acquired▲ 2,133317,848484,190——151,505—Oct 29
Tranco 484,190Radar —CrUX —Majestic 151,505Umbrella —checked Oct 29
21flightfox.com337,804 avg · S12▲ 84,227337,804———337,804—Oct 29
Tranco —Radar —CrUX —Majestic 337,804Umbrella —checked Oct 29
22pixate.com349,314 avg · S12, acquired▲ 188,300349,314———349,314—Oct 29
Tranco —Radar —CrUX —Majestic 349,314Umbrella —checked Oct 29
23rainforestqa.com382,233 avg · S12▲ 21,609382,233604,524——159,942—Oct 29
Tranco 604,524Radar —CrUX —Majestic 159,942Umbrella —checked Oct 29
24boostedboards.com392,611 avg · S12, acquired▼ 9,064392,611524,161——261,060—Oct 29
Tranco 524,161Radar —CrUX —Majestic 261,060Umbrella —checked Oct 29
25upwave.com434,552 avg · S12▲ 1,039434,552599,207——269,896—Oct 29
Tranco 599,207Radar —CrUX —Majestic 269,896Umbrella —checked Oct 29
26eligible.com476,258 avg · S12▼ 45,679476,258476,258————Oct 29
Tranco 476,258Radar —CrUX —Majestic —Umbrella —checked Oct 29
27fundersclub.com547,047 avg · S12▲ 37,622547,047857,400——236,694—Oct 29
Tranco 857,400Radar —CrUX —Majestic 236,694Umbrella —checked Oct 29
28vayable.comparked639,797 avg · S12, acquired▼ 16,301639,797998,905——280,688—Oct 29
Tranco 998,905Radar —CrUX —Majestic 280,688Umbrella —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

29studyedge.com645,124 avg · S12, acquired▲ 223,571645,124645,124—top 500k——Oct 29
Tranco 645,124Radar —CrUX top 500kMajestic —Umbrella —checked Oct 29
30zentail.com679,476 avg · S12▲ 9,842679,476903,327top 1M—455,625—Oct 29
Tranco 903,327Radar top 1MCrUX —Majestic 455,625Umbrella —checked Oct 29
31virool.com697,787 avg · S12, acquired▲ 142,297697,787———697,787—Oct 29
Tranco —Radar —CrUX —Majestic 697,787Umbrella —checked Oct 29
32omnivirt.com800,843 avg · S12, acquired▼ 3,443800,843———800,843—Oct 29
Tranco —Radar —CrUX —Majestic 800,843Umbrella —checked Oct 29
33kamcord.com874,554 avg · S12, acquired▼ 48,889874,554———874,554—Oct 29
Tranco —Radar —CrUX —Majestic 874,554Umbrella —checked Oct 29
34easel.ioparked876,293 avg · S12, acquired▼ 163,676876,293———876,293—Oct 29
Tranco —Radar —CrUX —Majestic 876,293Umbrella —checked Oct 29

this domain is parked; the rank measures the placeholder, not the company — the homepage says “this domain may be for sale”

35knowmia.comredirected878,408 avg · S12, acquired878,408———878,408—Oct 19
Tranco —Radar —CrUX —Majestic 878,408Umbrella —checked Oct 19

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

36bufferbox.com930,075 avg · S12, acquired930,075———930,075—Oct 19
Tranco —Radar —CrUX —Majestic 930,075Umbrella —checked Oct 19
37humandx.org950,844 avg · S12950,844———950,844—Oct 29
Tranco —Radar —CrUX —Majestic 950,844Umbrella —checked Oct 29
38statwing.com979,538 avg · S12, acquired979,538———979,538—Oct 28
Tranco —Radar —CrUX —Majestic 979,538Umbrella —checked Oct 28
39mthsense.com— avg · S12———————
Tranco —Radar —CrUX —Majestic —Umbrella —checked never
40natero.comgone— avg · S12, acquired———————
Tranco —Radar —CrUX —Majestic —Umbrella —checked never

this domain is gone; the rank is what it left behind — no A or AAAA record

41octavewealth.com— avg · S12———————
Tranco —Radar —CrUX —Majestic —Umbrella —checked never
42streem.comredirected— avg · S12, acquired———————
Tranco —Radar —CrUX —Majestic —Umbrella —checked never

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

43vastrm.comredirected— avg · S12, acquired———————
Tranco —Radar —CrUX —Majestic —Umbrella —checked never

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

44voicegem.com— avg · S12, acquired———————
Tranco —Radar —CrUX —Majestic —Umbrella —checked never
45zeromailer.com— avg · S12, acquired———————
Tranco —Radar —CrUX —Majestic —Umbrella —checked never

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

matches the domain; subdomains get the same numbers, so skip the www

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.