diff --git a/CHANGELOG.md b/CHANGELOG.md
index 96b20b9..4d2b0a1 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,8 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
 ## [Unreleased]
+### Added
+- Bluesky identity claims
 
 ## [2.0.1] - 2024-09-01
 ### Fixed
diff --git a/src/serviceProviders/bsky.js b/src/serviceProviders/bsky.js
new file mode 100644
index 0000000..88bd187
--- /dev/null
+++ b/src/serviceProviders/bsky.js
@@ -0,0 +1,172 @@
+/*
+Copyright 2024 Bad Manners
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+/**
+ * Bluesky service provider ({@link https://docs.keyoxide.org/service-providers/bsky/|Keyoxide docs})
+ * @module serviceProviders/bsky
+ * @example
+ * import { ServiceProviderDefinitions } from 'doipjs';
+ * const spPost = ServiceProviderDefinitions.data.bsky.processURI('https://bsky.app/profile/alice.bsky.social/post/123456789');
+ * const spProfile = ServiceProviderDefinitions.data.bsky.processURI('https://bsky.app/profile/alice.bsky.social');
+ */
+
+import * as E from '../enums.js'
+import { ServiceProvider } from '../serviceProvider.js'
+
+export const reURI = /^https:\/\/bsky\.app\/profile\/([^/]+)(?:\/?$|\/post\/([^/]+)\/?)/
+
+/**
+ * @function
+ * @param {string} uri - Claim URI to process
+ * @returns {ServiceProvider} The service provider information based on the claim URI
+ */
+export function processURI (uri) {
+  const match = uri.match(reURI)
+
+  const urlsp = new URLSearchParams()
+  if (match[2]) {
+    urlsp.set('uri', `at://${match[1]}/app.bsky.feed.post/${match[2]}`)
+  } else {
+    urlsp.set('actor', match[1])
+  }
+
+  return new ServiceProvider({
+    about: {
+      id: 'bsky',
+      name: 'Bluesky',
+      homepage: 'https://bsky.app'
+    },
+    profile: {
+      display: `@${match[1]}`,
+      uri: `https://bsky.app/profile/${match[1]}`,
+      qr: null
+    },
+    claim: {
+      uriRegularExpression: reURI.toString(),
+      uriIsAmbiguous: true
+    },
+    proof: {
+      request: {
+        uri,
+        fetcher: E.Fetcher.HTTP,
+        accessRestriction: E.ProofAccessRestriction.NOCORS,
+        data: {
+          url: match[2] ? `https://public.api.bsky.app/xrpc/app.bsky.feed.getPostThread?${urlsp}` : `https://public.api.bsky.app/xrpc/app.bsky.actor.getProfile?${urlsp}`,
+          format: E.ProofFormat.JSON
+        }
+      },
+      response: {
+        format: E.ProofFormat.JSON
+      },
+      target: [{
+        format: E.ClaimFormat.URI,
+        encoding: E.EntityEncodingFormat.PLAIN,
+        relation: E.ClaimRelation.CONTAINS,
+        path: match[2] ? ['thread', 'post', 'record', 'text'] : ['description']
+      }]
+    }
+  })
+}
+
+export const tests = [
+  {
+    uri: 'https://bsky.app/profile/alice.bsky.social/post/123456789',
+    shouldMatch: true
+  },
+  {
+    uri: 'https://bsky.app/profile/alice.bsky.social/post/123456789/',
+    shouldMatch: true
+  },
+  {
+    uri: 'https://bsky.app/profile/alice.example.org/post/a1b2c3d4e5',
+    shouldMatch: true
+  },
+  {
+    uri: 'https://bsky.app/profile/alice.example.org/post/a1b2c3d4e5/',
+    shouldMatch: true
+  },
+  {
+    uri: 'https://bsky.app/profile/alice.bsky.social',
+    shouldMatch: true
+  },
+  {
+    uri: 'https://bsky.app/profile/alice.bsky.social/',
+    shouldMatch: true
+  },
+  {
+    uri: 'https://bsky.app/profile/alice.example.org',
+    shouldMatch: true
+  },
+  {
+    uri: 'https://bsky.app/profile/alice.example.org/',
+    shouldMatch: true
+  },
+  {
+    uri: 'https://bsky.app/profile/alice.bsky.social/post',
+    shouldMatch: false
+  },
+  {
+    uri: 'https://bsky.app/profile/alice.example.org/post/',
+    shouldMatch: false
+  },
+  {
+    uri: 'https://bsky.app/profile/alice.bsky.social/123456789',
+    shouldMatch: false
+  },
+  {
+    uri: 'https://bsky.app/profile/alice.example.org/a1b2c3d4e5/',
+    shouldMatch: false
+  },
+  {
+    uri: 'https://bsky.app/alice.bsky.social',
+    shouldMatch: false
+  },
+  {
+    uri: 'https://bsky.app/alice.example.org/',
+    shouldMatch: false
+  },
+  {
+    uri: 'https://bsky.app/alice.bsky.social/123456789',
+    shouldMatch: false
+  },
+  {
+    uri: 'https://bsky.app/alice.example.org/a1b2c3d4e5/',
+    shouldMatch: false
+  },
+  {
+    uri: 'https://bsky.app/alice.bsky.social/post/123456789',
+    shouldMatch: false
+  },
+  {
+    uri: 'https://bsky.app/alice.example.org/post/a1b2c3d4e5/',
+    shouldMatch: false
+  },
+  {
+    uri: 'https://bsky.app/profile/post/123456789',
+    shouldMatch: false
+  },
+  {
+    uri: 'https://bsky.app/profile/post/a1b2c3d4e5/',
+    shouldMatch: false
+  },
+  {
+    uri: 'https://bsky.app/post/123456789',
+    shouldMatch: false
+  },
+  {
+    uri: 'https://bsky.app/post/a1b2c3d4e5/',
+    shouldMatch: false
+  }
+]
diff --git a/src/serviceProviders/index.js b/src/serviceProviders/index.js
index e2b7022..b0ebabb 100644
--- a/src/serviceProviders/index.js
+++ b/src/serviceProviders/index.js
@@ -40,6 +40,7 @@ import * as opencollective from './opencollective.js'
 import * as orcid from './orcid.js'
 import * as pronounscc from './pronounscc.js'
 import * as discord from './discord.js'
+import * as bsky from './bsky.js'
 
 const _data = {
   aspe,
@@ -68,7 +69,8 @@ const _data = {
   opencollective,
   orcid,
   pronounscc,
-  discord
+  discord,
+  bsky
 }
 
 export const list = Object.keys(_data)