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Hydroproject

Hydroproject #32786573

637
members (measured 1 Sept 2026, 20:48 UTC)
22 July 2023
created (per Roblox API)
10 August 2026
first measured by this register

Game studiosENsimulationgamingdevelopment

Description

🗒️ Information The Hydroproject Development Team, formerly known as the OGG Studios Development Team, is a group that has been operating since 2018. The name of this group, is based on the Hydroproject Research Institute in Moscow, founded in 1927. Hydroproject was responsible for the design and construction of major projects such as dams, canals and nuclear power plants. 👷 Current Projects RBMK Simulator (2018-Present) ⚠️ Disclaimer The Hydroproject Development Team is completely unrelated to the Hydroproject Research Institute.

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

Membership history

Growth

637640638.510 August 2026 — 640 members17 August 2026 — 639 members25 August 2026 — 638 members29 August 2026 — 637 members10 August 202629 August 2026
4 measurements spanning 18 days, net -3. 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 637–640 and does not start at zero.
Measurement log — every members count we have recorded
Measured (UTC)MembersChange
29 Aug 2026, 06:37637-1
25 Aug 2026, 03:18638-1
17 Aug 2026, 20:14639-1
10 Aug 2026, 20:35640first reading

Ownership

Owned by @jimphff as measured.

Experiences

0
players in this group’s experiences right now
10,078
lifetime visits across 1 experiences

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

Members we’ve seen

@jimphffGroup Holder (rank 255)

@AnExultantGuyLead Developers (rank 254)

Pio (@PioTheDeveloper)Development Team (rank 253)

@EmeraldmakesstuffDevelopment Team (rank 253)

@NotCasePeakStaff Members (rank 252)

Ruku (@Ogg1)Respected Member (rank 3)

Tower (@towerscripter1386)Respected Member (rank 3)

Dusk (@krampuszc)Respected Member (rank 3)

@MaxiispieltRespected Member (rank 3)

TheMildGameDev (@Nugalug0712)Members (rank 1)

bonil (@bonilk8)Members (rank 1)

UnknownSr (@Sportage_162)Members (rank 1)

Inski2floof (@Inski2Worm)Members (rank 1)

Conrail_Toaster (@Snowmonster1935)Members (rank 1)

Georg (@SeppBumsingerYT)Members (rank 1)

N3cr0t1c (@theorangegames)Members (rank 1)

LIMONAD_deleteRKN (@LIMONAD_KVAS)Members (rank 1)

Nihilus (@ConnorDiesel199)Members (rank 1)

Kamome_AZ (@haru511511)Members (rank 1)

@Mr0DevvMembers (rank 1)

T1AG0 (@BF_Allmis720000)Members (rank 1)

@CoreGamer32TTVMembers (rank 1)

rascal (@Engineer_Paradise)Members (rank 1)

Jawo (@xXTheDestroyer_YTXx)Members (rank 1)

Patate_Filante (@hygfdbj)Members (rank 1)

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

Rank structure

Group Holder1
Lead Developers3
Owner1
Development Team4
Staff Members2
Probationary Developer0
Respected Member9
Community Supporters0
Member640
Members620
Invitado0

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.