Jones Development System #17144254

members (measured 17 Aug 2026, 16:11 UTC)

5 March 2023

created (per Roblox API)

10 August 2026

first measured by this register

Membership history

Growth

Growth history is still building. We hold one measurement for this entry. A trend needs at least two, taken days apart — so this will fill in on its own rather than being estimated. We do not publish numbers we have not measured.

Measurement log — every members count we have recorded
Measured (UTC)	Members	Change
17 Aug 2026, 16:11	2	first reading

Ownership

Owned by @LegendGroupHolder57 as measured.

Members we’ve seen

@LegendGroupHolder57 — Owner (rank 255)

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

Related groups

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

END sharks#7583137 · 1 shared members

The Lion and Jelly group#7576701 · 1 shared members

HexDevz#6171761 · 1 shared members

The Official Unique Boutique#6496413 · 1 shared members

larrayxxfanz#6512358 · 1 shared members

p r e t z e l#6143635 · 1 shared members

JeOh#5833968 · 1 shared members

{TheSmithMannor}#16352334 · 1 shared members

Awesome Ship Builders#32988341 · 1 shared members

sathnox33 fan group.#12870393 · 1 shared members

ֆɨռռɛʀֆ#7933548 · 1 shared members

DominoDevs#32310371 · 1 shared members

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.