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COS.Developers

COS.Developers #597558362

7
members (measured 22 Oct 2026, 22:36 UTC)
27 November 2025
created (per Roblox API)
10 August 2026
first measured by this register

Game studiosENdevelopmentcodinggame creation

Description

Developer Group

Written by the group; not a statement by this register.

Membership history

Growth

79810 August 2026 — 9 members1 October 2026 — 7 members10 August 20261 October 2026
2 measurements spanning 52 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 7–9 and does not start at zero.
Measurement log — every members count we have recorded
Measured (UTC)MembersChange
1 Oct 2026, 16:187-2
10 Aug 2026, 14:019first reading

Ownership

Owned by Sinial (@Persinial) as measured.

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

Members we’ve seen

Sinial (@Persinial) — Owner (rank 255)

@piecefirem — Minigame Paradise (rank 3)

paru0_0 (@chae0_0) — Minigame Paradise (rank 3)

Marani (@mardy2014) — Minigame Paradise (rank 3)

zaliaSD (@qzec01) — Minigame Paradise (rank 3)

chobo (@Uni0nXD) — Heads, Please! (rank 2)

FoGaTo (@A_Fogato) — Heads, Please! (rank 2)

Harmless (@harmless_mix) — No Department (rank 1)

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

Rank structure

Owner1
Minigame Paradise5
Heads, Please!2
Member9
No Department1
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.