Identity & privacy
And it's accelerating
The share of new contributors using GitHub's anonymous email climbed from 2.9% in 2014 to 39.6% in 2024.
- Headline statistic
- 2.9% → 39.6%
- 2026 edition
Anonymous email use among new contributors
The supplied observations show anonymous email use rising from 2.9% in 2014 to 39.6% in 2024.
Shares are grouped by the year contributors first appeared; no intermediate observations are supplied.
Source: FOSS Data — https://www.fossdata.org
Interactive visualization is optional. Exact values are available in the data table below.
Data table
Scroll horizontally to review every data column when needed.
| Year | New contributors using anonymous email |
|---|---|
| 2014 | 2.9% |
| 2024 | 39.6% |
Supporting explanation
The share of new contributors using GitHub's anonymous email climbed from 2.9% in 2014 to 39.6% in 2024. The provenance trail that supply-chain analysis depends on is going dark across the whole industry.
Publication details
- Category
- Identity & privacy
- Applicable filter
- Category: Identity & privacy
- Edition
2026 edition
Measured 25 June 2026
Published 2 August 2026
- Source
- Based on the Exodos Labs provenance dataset.