Roblox RegisterIndependent record of Roblox groups · not affiliated with Roblox Corporation
Cool os

Cool os #4907792

66
members (measured 9 Oct 2026, 03:00 UTC)
7 May 2019
created (per Roblox API)
10 August 2026
first measured by this register

Membership history

Growth

64666514 August 2026 — 64 members26 August 2026 — 65 members16 September 2026 — 66 members14 August 202616 September 2026
3 measurements spanning 33 days, net +2. Dots are measurements; the straight line between them is drawn to join them, not to claim we know the path taken in between — snapshots are recorded only when a count changes, so gaps mean “no change observed”, never “interpolated”. The vertical axis spans 64–66 and does not start at zero.
Measurement log — every members count we have recorded
Measured (UTC)MembersChange
16 Sept 2026, 10:3366+1
26 Aug 2026, 20:3465+1
14 Aug 2026, 00:5264first reading

Ownership

Owned by hash (@Hasheemo21) as measured.

Groups seen changing owner — the largest ever handed over and the most recent — are on the ownership transfers board.

Experiences

0
players in this group’s experiences right now
94
lifetime visits across 2 experiences

Experiences this group owns, by lifetime visits. Live-player counts are from our last measurement.

Members we’ve seen

hash (@Hasheemo21) — Hasheemo21 (rank 255)

@OPPO9958 — members (rank 1)

Kosiarz (@TfueOMG123) — members (rank 1)

iiii (@Rektstrike) — members (rank 1)

R4FAney (@R4FAneyy) — members (rank 1)

@SushiColaChris — members (rank 1)

landon (@landonisaduck) — members (rank 1)

@galaxybasketball09 — members (rank 1)

A sample — only members this register has independently measured, highest rank first. Not the full roster.

Rank structure

Hasheemo211
Co owner0
Day 1's2
homies1
Member64
members60
Guest0

Roles and per-rank member counts as Roblox reports them (rank 0 = guest … 255 = owner).

Related groups

Groups whose measured members overlap with this one — a sample from our membership graph.

Open data

Download this group’s measured record — free to reuse with attribution: membership history (CSV) · full record (JSON)

Each file carries its licence and retrieval time inside it, and is generated from the same measurements shown above.