← All metrics

Datasets, DOIs & repositories

re3data registered repositories

re3data.org

3.5K
repositories · 2026-09-07
Gompertz
best-fit model
3.6K
projected 2027
3.5K3.5K3.5K3.6K202620273.6K 2027
Gompertz (S-curve) fitbest fit (AICc)N(t) = L·e^{−e^{−k(t − t₀)}}
carrying capacity L 3.6Ksteepness k 1.163 / yrinflection t₀ 2023 0.8685forecast 3.6K by 2027

Forecast = 10% of the 0-yr record (0.8 yr ahead). Anchored on the latest value; levels off toward L ≈ 3.6K.

XML list — count <repository> elements (~1MB). Wire a custom fetcher; poll monthly.

Sourcere3data.org
Update cadencemonthly
Live endpointhttps://www.re3data.org/api/v1/repositories
Parsexml-tag-count
Daterepositories
2026-09-073,522
2026-08-033,520
2026-07-273,516
2026-07-203,515
2026-07-133,510
2026-07-063,507
2026-06-243,505

Machine-readable: /api/research-data?metric=re3data · back to all metrics

Report errorpmu15@helmholtz-hzi.de