Membership snapshot · r1

October 2026

First published snapshot: additive community memberships for tracked RPG systems and families.

Version r1Observation month 2026-10Published 2026-10-28T07:55:58ZLicence CC0 1.0 Universal

Read the source notes →Read the methodology →

62 tracked catalogue entries; 53 classified entries contribute to 25 families, nine unclassified entries are included only in system downloads. Eight other families have no observations in this cohort. Counts are from October 18 (Discord) and October 19 (Reddit), not month-end or monthly averages. Shared sources repeat once per associated system. Family totals cover tracked systems only.

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Downloads

Original release files, unchanged. Use these version-specific URLs when citing the data.

metrics.csv CSV
4,055 bytes · 99 rows
SHA-256 checksum
7cbdcc590c834d503d07bcde734cfa7787af4d10be3920aba9d95cd13b62a3ac
metrics.json JSON
18,120 bytes
SHA-256 checksum
785e79fc73902d1c5945040321fe1e17ddcca3770c83113dec5312930b7816bc
systems.csv CSV
4,465 bytes · 62 rows
SHA-256 checksum
2dd237f7a8b0122e3fc1292fc4bd50cedd6adb0c90e6064637a1051dae4573d4
contributions.csv CSV
12,518 bytes · 144 rows
SHA-256 checksum
ba46a2be4252d6dac740657c16fdb1b947500d684381cf0092325c22b86ed315
sources.json JSON
86,451 bytes
SHA-256 checksum
109e99dfef9276073f5bf2991e6f25fad2ac28fd2e4e2e78a011e122b11185bd
methodology.txt TXT
4,882 bytes
SHA-256 checksum
7dccf153b7c5ff2db79dc142cf34e01f4373f0617dc73f5438665281157901de
calculation.json JSON
2,745 bytes
SHA-256 checksum
07ad1e7c266e7e1d50f5f2900f1966b37aede9d1efe4b171c43cadd1db1dd008
release.json JSON
1,004 bytes
SHA-256 checksum
b859198177d089767bd0f74729e9920645cbc1e0a127c9d0df891c75a6927173

Dataset descriptor and schemas (JSON) · Machine-readable catalogue

Field definitions

metrics.csv

Primary key: metric_id, family_id. Empty fields represent missing values; identifiers remain text.

metrics.csv schema
Field	Type	Meaning
`metric_id`	string	Metric id.
`family_id`	string	Pinned classification family identifier; empty for unassigned systems.
`status`	string	Status.
`members`	integer	Additive memberships for tracked systems, not unique people. Empty means missing.
`rank`	integer	Competition rank within the metric; empty when not collected.
`change`	integer	Absolute change for comparable observations; empty when unavailable.

systems.csv

Primary key: system_id. Empty fields represent missing values; identifiers remain text.

systems.csv schema
Field	Type	Meaning
`system_id`	string	Stable classification system-entry identifier.
`system_name`	string	System name.
`family_id`	string	Pinned classification family identifier; empty for unassigned systems.
`status`	string	Status.
`discord_members`	integer	Discord members.
`reddit_members`	integer	Reddit members.
`combined_members`	integer	Combined members.

contributions.csv

Primary key: system_id, platform, community_id. Empty fields represent missing values; identifiers remain text.

contributions.csv schema
Field	Type	Meaning
`system_id`	string	Stable classification system-entry identifier.
`family_id`	string	Pinned classification family identifier; empty for unassigned systems.
`platform`	string	Source platform: discord or reddit.
`community_id`	string	Stable source-community identifier.
`members`	integer	Additive memberships for tracked systems, not unique people. Empty means missing.
`captured_at`	string	Actual source capture timestamp in UTC.

Provenance and reuse

Frozen release outputs. See the source register and calculation manifest.

Classification: v3 · Method: additive-system-memberships-v1 · Source mapping: october-2026-v3-r1

Source URLs, evidence dates and coverage limitations remain in the original resources. CC0 applies to project material we are entitled to release; it does not license external source material. Attribution is appreciated and is not a condition of reuse.

Suggested citation: RPG Data Project, October 2026, r1. Permanent dataset page.