diff --git a/packages/api/README.md b/packages/api/README.md
index 4d1cfb5f35f..c5e66d70862 100644
--- a/packages/api/README.md
+++ b/packages/api/README.md
@@ -197,7 +197,7 @@ const profileMod = moderateProfile(profileView, getOpts())
 // =
 
 if (postMod.content.filter) {
-  // dont render in feeds or similar
+  // don't render in feeds or similar
   // in contexts where this is disruptive (eg threads) you should ignore this and instead check blur
 }
 if (postMod.content.blur) {
@@ -315,7 +315,7 @@ import { BskyAgent } from '@atproto/api'
 
 const agent = new BskyAgent({ service: 'https://example.com' })
 
-// provide a custom fetch implementation (shouldnt be needed in node or the browser)
+// provide a custom fetch implementation (shouldn't be needed in node or the browser)
 import {
   AtpAgentFetchHeaders,
   AtpAgentFetchHandlerResponse,
diff --git a/packages/api/docs/moderation.md b/packages/api/docs/moderation.md
index 23446f11b54..0c722dffcb1 100644
--- a/packages/api/docs/moderation.md
+++ b/packages/api/docs/moderation.md
@@ -85,7 +85,7 @@ import { moderatePost } from '@atproto/api'
 const postMod = moderatePost(postView, getOpts())
 
 if (postMod.content.filter) {
-  // dont render in feeds or similar
+  // don't render in feeds or similar
   // in contexts where this is disruptive (eg threads) you should ignore this and instead check blur
 }
 if (postMod.content.blur) {
@@ -123,8 +123,8 @@ import { moderateProfile } from '@atproto/api'
 
 const profileMod = moderateProfile(profileView, getOpts())
 
-if (profileMod.acount.filter) {
-  // dont render in discovery
+if (profileMod.account.filter) {
+  // don't render in discovery
 }
 if (profileMod.account.blur) {
   // render the whole account behind a cover (use profileMod.account.cause to explain)
diff --git a/packages/api/src/moderation/index.ts b/packages/api/src/moderation/index.ts
index a5f62ab33e4..4ca38c1fc60 100644
--- a/packages/api/src/moderation/index.ts
+++ b/packages/api/src/moderation/index.ts
@@ -56,7 +56,7 @@ export function moderateProfile(
     account.blur = true
   }
 
-  // dont give profile.filter because that is meaningless
+  // don't give profile.filter because that is meaningless
   profile.filter = false
 
   // downgrade based on authorship
@@ -67,7 +67,7 @@ export function moderateProfile(
     downgradeDecision(profile, 'alert')
   }
 
-  // derive avatar blurring from account & profile, but override for mutes because that shouldnt blur
+  // derive avatar blurring from account & profile, but override for mutes because that shouldn't blur
   let avatarBlur = false
   let avatarNoOverride = false
   if ((account.blur || account.blurMedia) && account.cause?.type !== 'muted') {
@@ -78,7 +78,7 @@ export function moderateProfile(
     avatarNoOverride = account.noOverride || profile.noOverride
   }
 
-  // dont blur the account for blocking & muting
+  // don't blur the account for blocking & muting
   if (
     account.cause?.type === 'blocking' ||
     account.cause?.type === 'blocked-by' ||
@@ -188,7 +188,7 @@ export function moderatePost(
   // derive embed blurring from the quoted post and the quoted post author's account
   const mergedQuote = takeHighestPriorityDecision(quote, quotedAccount)
 
-  // derive avatar blurring from account & profile, but override for mutes because that shouldnt blur
+  // derive avatar blurring from account & profile, but override for mutes because that shouldn't blur
   let blurAvatar = false
   if ((account.blur || account.blurMedia) && account.cause?.type !== 'muted') {
     blurAvatar = true
diff --git a/packages/api/tests/moderation.test.ts b/packages/api/tests/moderation.test.ts
index dba625b7cfe..d9dd98086d8 100644
--- a/packages/api/tests/moderation.test.ts
+++ b/packages/api/tests/moderation.test.ts
@@ -300,7 +300,7 @@ describe('Moderation', () => {
   })
 
   /*
-  TODO enable when 3P labeler support is addded
+  TODO enable when 3P labeler support is added
   it('Ignores labels from unknown labelers', () => {
     const res1 = moderateProfile(
       mock.profileViewBasic({
diff --git a/packages/bsky/src/db/migrations/20230929T192920807Z-record-cursor-indexes.ts b/packages/bsky/src/db/migrations/20230929T192920807Z-record-cursor-indexes.ts
index 0b587fe0eaf..8e7a73e78ed 100644
--- a/packages/bsky/src/db/migrations/20230929T192920807Z-record-cursor-indexes.ts
+++ b/packages/bsky/src/db/migrations/20230929T192920807Z-record-cursor-indexes.ts
@@ -17,7 +17,7 @@ export async function up(db: Kysely<unknown>): Promise<void> {
     .columns(['subjectDid', 'sortAt', 'cid'])
     .execute()
 
-  // drop old indices that are superceded by these
+  // drop old indices that are superseded by these
   await db.schema.dropIndex('like_creator_idx').execute()
   await db.schema.dropIndex('follow_subjectdid_idx').execute()
 }
diff --git a/packages/bsky/src/services/util/notification.ts b/packages/bsky/src/services/util/notification.ts
index 811e6e41713..e8eb618cff6 100644
--- a/packages/bsky/src/services/util/notification.ts
+++ b/packages/bsky/src/services/util/notification.ts
@@ -42,7 +42,7 @@ export const tidyNotifications = async (db: PrimaryDatabase, did: string) => {
   // take most recent of read/unread cutoffs
   const cutoffAt = greatest(readCutoffAt, unreadCutoffAt)
   if (cutoffAt) {
-    // skip delete if it wont catch any notifications
+    // skip delete if it won't catch any notifications
     const earliestAt = least(readStats?.earliestAt, unreadStats?.earliestAt)
     if (earliestAt && earliestAt < cutoffAt.toISOString()) {
       await db.db
diff --git a/packages/dev-infra/README.md b/packages/dev-infra/README.md
index e4864d7a8ce..4b01d6af42b 100644
--- a/packages/dev-infra/README.md
+++ b/packages/dev-infra/README.md
@@ -32,7 +32,7 @@ Going to remove pg-db_test-1
 
 ### `with-redis-and-test-db.sh`
 
-This script is similar to `with-test-db.sh`, but in addition to an ephemeral/single-use postgres database it also provies a single-use redis instance. When the script starts, Dockerized postgres and redis containers start-up, and when the script completes the containers are removed.
+This script is similar to `with-test-db.sh`, but in addition to an ephemeral/single-use postgres database it also provides a single-use redis instance. When the script starts, Dockerized postgres and redis containers start-up, and when the script completes the containers are removed.
 
 The environment variables `DB_POSTGRES_URL` and `REDIS_HOST` will be set with a connection strings that can be used to connect to postgres and redis respectively.
 
diff --git a/packages/lexicon/src/lexicons.ts b/packages/lexicon/src/lexicons.ts
index 1ae36377cd5..dfd84be9bcc 100644
--- a/packages/lexicon/src/lexicons.ts
+++ b/packages/lexicon/src/lexicons.ts
@@ -122,7 +122,7 @@ export class Lexicons {
     } else if (def.type === 'object') {
       return ComplexValidators.object(this, 'Object', def, value)
     } else {
-      // shouldnt happen
+      // shouldn't happen
       throw new InvalidLexiconError('Definition must be a record or object')
     }
   }
diff --git a/packages/syntax/src/datetime.ts b/packages/syntax/src/datetime.ts
index 96643271c8d..0e81ec7f1f8 100644
--- a/packages/syntax/src/datetime.ts
+++ b/packages/syntax/src/datetime.ts
@@ -46,9 +46,9 @@ export const isValidDatetime = (dtStr: string): boolean => {
   return true
 }
 
-/* Takes a flexible datetime sting and normalizes representation.
+/* Takes a flexible datetime string and normalizes representation.
  *
- * This function will work with any valid atproto datetime (eg, anything which isValidDatetime() is true for). It *additinally* is more flexible about accepting datetimes that don't comply to RFC 3339, or are missing timezone information, and normalizing them to a valid datetime.
+ * This function will work with any valid atproto datetime (eg, anything which isValidDatetime() is true for). It *additionally* is more flexible about accepting datetimes that don't comply to RFC 3339, or are missing timezone information, and normalizing them to a valid datetime.
  *
  * One use-case is a consistent, sortable string. Another is to work with older invalid createdAt datetimes.
  *