# letsencrypt/boulder

<https://repo.masters-masters.com/en/repos/letsencrypt/boulder>

[Home](https://repo.masters-masters.com/en) › [letsencrypt](https://repo.masters-masters.com/en/owners/letsencrypt) › [boulder](https://repo.masters-masters.com/en/repos/letsencrypt/boulder)

letsencrypt/boulder has 5,777 stars on GitHub. Its RepoMasters card: Stable tier. An ACME-based certificate authority, written in Go. Language: Go.

| Field | Value |
| --- | --- |
| Owner | [letsencrypt](https://repo.masters-masters.com/en/owners/letsencrypt) |
| Stars | 5,777 |
| Forks | 649 |
| Language | [Go](https://repo.masters-masters.com/en/languages/go) |
| License | MPL-2.0 |
| Created | 2014 |
| Topics | boulder, go, acme, certificate-authority, tls, lets-encrypt, ca, pki, rfc8555 |
| Tier | [Stable (5,000 to 19,999 ★)](https://repo.masters-masters.com/en/ranks/cult) |
| View on GitHub | [letsencrypt/boulder](https://github.com/letsencrypt/boulder) |

## Repository

An ACME-based certificate authority, written in Go.

The tier for repos with 5,000 to 19,999 ★. Published odds per card pulled: 0.9%. Rarity: Very rare.

## More repos by letsencrypt

- [letsencrypt/acme-spec · ★ 1,126 · Beta](https://repo.masters-masters.com/en/repos/letsencrypt/acme-spec)
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- [letsencrypt/unbound\_exporter · ★ 281 · Go · Alpha](https://repo.masters-masters.com/en/repos/letsencrypt/unbound_exporter)
- [letsencrypt/ct-woodpecker · ★ 189 · Go · Prototype](https://repo.masters-masters.com/en/repos/letsencrypt/ct-woodpecker)

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Data: GitHub · Illustration: the project’s public image, pixelated by RepoMasters.