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OSF registrations

COS / OSF

282K
registrations · 2026-07-20
Gompertz
best-fit model
343K
projected 2027
1.1K115K229K343K2014201620182020202220242026343K 2027
Gompertz (S-curve) fitbest fit (AICc)N(t) = L·e^{−e^{−k(t − t₀)}}
carrying capacity L 981Ksteepness k 0.136 / yrinflection t₀ 2028 0.9992forecast 343K by 2027

Forecast = 10% of the 13-yr record (1.3 yr ahead). Anchored on the latest value; levels off toward L ≈ 981K.

SourceCOS / OSF
Update cadenceweekly
Live endpointhttps://api.osf.io/v2/registrations/?page%5Bsize%5D=1
Parsejson · links.meta.total
Dateregistrations
2026-07-20282,233
2026-07-13280,944
2026-07-06279,574
2026-06-24276,165
2026-01-01250,324
2025-01-01203,434
2024-01-01165,963
2023-01-01132,854
2022-01-01102,852
2021-01-0174,996
2020-01-0148,955
2019-01-0132,277
2018-01-0118,792
2017-01-0110,680
2016-01-015,131
2015-01-012,048
2014-01-011,064

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

Report errorpmu15@helmholtz-hzi.de