letsencrypt/acme-spec resource
ACME Specification observed · 2026-08-28
Health v2 · maintenance only
32/100
- Activity 0
- Release rhythm 35
- Longevity 100
Flags: no_releases no_license
How is this computed?
round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10) — computed 2026-09-03. Adoption (stars, forks) is never an input.
- gap_med: n/a
- age_days: 4335
- days_rel: n/a
- days_push: 832
- n_releases_24m: 0
Adoption not part of the score
1128 stars · 108 forks observed · 2026-08-28
What it is AI-extracted, prompt v1, taxonomy v1, 2026-08-30, confidence not recorded
The original specification for the ACME (Automatic Certificate Management Environment) protocol used by Let's Encrypt to automate TLS certificate issuance. The repository is deprecated and retained only for historical reference, with active development moved to the IETF working group.
Use cases
- understand how the ACME protocol works
- implement automated TLS certificate issuance
- research the history of the Let's Encrypt protocol
- find the current ACME specification home
- build a certificate authority client
When to choose
- studying the historical origins of ACME
- tracing the evolution of the protocol before IETF standardization
When to avoid
- implementing a current ACME client or server
- needing the up-to-date specification
- building production certificate automation
Facets
learning-resource · maturity abandoned
security documentation security developer-tools apis acme lets-encrypt tls-certificates specification deprecated ietf web-server
1 source
- readme: https://github.com/letsencrypt/acme-spec · fetched 2026-08-28 · 79762ad05bd1
Member repositories
| Repository | Role | Health v2 |
|---|---|---|
| letsencrypt/acme-spec | main | 32 |
For agents
markdown · JSON · MCP: product_card(name="letsencrypt/acme-spec")
Data as of 2026-08-30T08:39:29.467469+00:00 · Report a problem