diff --git a/.changeset/public-zebras-hope.md b/.changeset/public-zebras-hope.md
new file mode 100644
index 000000000..cf0c886bd
--- /dev/null
+++ b/.changeset/public-zebras-hope.md
@@ -0,0 +1,19 @@
+---
+"@changesets/get-version-range-type": minor
+"@changesets/assemble-release-plan": minor
+"@changesets/get-dependents-graph": minor
+"@changesets/apply-release-plan": minor
+"@changesets/changelog-github": minor
+"@changesets/get-release-plan": minor
+"@changesets/changelog-git": minor
+"@changesets/release-utils": minor
+"@changesets/parse": minor
+"@changesets/write": minor
+"@changesets/read": minor
+"@changesets/cli": minor
+"@changesets/git": minor
+---
+
+Add a named export that mirrors the current `default` export
+
+The `default` export is slated for removal in the next major release, so this ensures a smoother transition path.
diff --git a/eslint.config.mjs b/eslint.config.mjs
index c90f6d773..61daf7eac 100644
--- a/eslint.config.mjs
+++ b/eslint.config.mjs
@@ -75,9 +75,20 @@ export default defineConfig(
         { ignores: ["fs/promises.cp", "import.meta.dirname"] },
       ],
 
+      "import-lite/no-default-export": "error",
       "import-lite/no-mutable-exports": "off", // TODO enable and fix errors
     },
   },
+  {
+    files: [
+      "**/index.ts", // to be removed in next release (v4) when we are dropping default export
+      "**/vitest.config.mts",
+      "**/eslint.config.mjs",
+    ],
+    rules: {
+      "import-lite/no-default-export": "off",
+    },
+  },
   {
     files: ["**/*.{js,mjs}"],
     ...tseslint.configs.disableTypeChecked,
diff --git a/packages/apply-release-plan/src/get-changelog-entry.ts b/packages/apply-release-plan/src/get-changelog-entry.ts
index 1a36a3b2a..8c2942962 100644
--- a/packages/apply-release-plan/src/get-changelog-entry.ts
+++ b/packages/apply-release-plan/src/get-changelog-entry.ts
@@ -24,7 +24,7 @@ async function generateChangesForVersionTypeMarkdown(
 }
 
 // release is the package and version we are releasing
-export default async function getChangelogEntry(
+export async function getChangelogEntry(
   cwd: string,
   release: ModCompWithPackage,
   releases: ModCompWithPackage[],
diff --git a/packages/apply-release-plan/src/index.ts b/packages/apply-release-plan/src/index.ts
index 1caf4a06f..646374dc0 100644
--- a/packages/apply-release-plan/src/index.ts
+++ b/packages/apply-release-plan/src/index.ts
@@ -14,8 +14,8 @@ import fs from "node:fs/promises";
 import path from "path";
 import prettier from "prettier";
 import { resolve } from "import-meta-resolve";
-import getChangelogEntry from "./get-changelog-entry.ts";
-import versionPackage from "./version-package.ts";
+import { getChangelogEntry } from "./get-changelog-entry.ts";
+import { versionPackage } from "./version-package.ts";
 import { createRequire } from "node:module";
 import { pathToFileURL } from "node:url";
 
@@ -72,7 +72,7 @@ async function getCommitsThatAddChangesets(
   return commits;
 }
 
-export default async function applyReleasePlan(
+export async function applyReleasePlan(
   releasePlan: ReleasePlan,
   packages: Packages,
   config: Config = defaultConfig,
@@ -378,6 +378,10 @@ async function updatePackageJson(
   return fs.writeFile(pkgJsonPath, stringified);
 }
 
+/** @deprecated Use named export `applyReleasePlan` instead */
+const applyReleasePlanDefault = applyReleasePlan;
+export default applyReleasePlanDefault;
+
 async function writeFormattedMarkdownFile(
   filePath: string,
   content: string,
diff --git a/packages/apply-release-plan/src/test-utils/failing-functions.ts b/packages/apply-release-plan/src/test-utils/failing-functions.ts
index f208a4be3..cb3e1068a 100644
--- a/packages/apply-release-plan/src/test-utils/failing-functions.ts
+++ b/packages/apply-release-plan/src/test-utils/failing-functions.ts
@@ -1,3 +1,8 @@
+// plugin, must have a default export
+/* eslint-disable import-lite/no-default-export */
+
+import type { ChangelogFunctions } from "@changesets/types";
+
 export default {
   getReleaseLine: () => {
     throw new Error("no chance");
@@ -5,4 +10,4 @@ export default {
   getDependencyReleaseLine: () => {
     throw new Error("no chance");
   },
-};
+} satisfies ChangelogFunctions;
diff --git a/packages/apply-release-plan/src/test-utils/get-changelog-entry-with-git-hash.ts b/packages/apply-release-plan/src/test-utils/get-changelog-entry-with-git-hash.ts
index 34d2538cd..11911e8a3 100644
--- a/packages/apply-release-plan/src/test-utils/get-changelog-entry-with-git-hash.ts
+++ b/packages/apply-release-plan/src/test-utils/get-changelog-entry-with-git-hash.ts
@@ -33,6 +33,8 @@ async function getReleaseLines(
   return `### ${capitalize(type)} Changes\n\n${resolvedLines.join("")}`;
 }
 
+// plugin, needs default export
+// eslint-disable-next-line import-lite/no-default-export
 export default async function defaultChangelogGetter(
   release: ComprehensiveRelease,
   relevantChangesets: RelevantChangesets,
diff --git a/packages/apply-release-plan/src/version-package.ts b/packages/apply-release-plan/src/version-package.ts
index 1e8e99755..11d6ba860 100644
--- a/packages/apply-release-plan/src/version-package.ts
+++ b/packages/apply-release-plan/src/version-package.ts
@@ -3,7 +3,7 @@ import type {
   PackageJSON,
   VersionType,
 } from "@changesets/types";
-import getVersionRangeType from "@changesets/get-version-range-type";
+import { getVersionRangeType } from "@changesets/get-version-range-type";
 import Range from "semver/classes/range.js";
 import semverPrerelease from "semver/functions/prerelease.js";
 import validRange from "semver/ranges/valid.js";
@@ -16,7 +16,7 @@ const DEPENDENCY_TYPES = [
   "optionalDependencies",
 ] as const;
 
-export default function versionPackage(
+export function versionPackage(
   release: ComprehensiveRelease & {
     changelog: string | null;
     packageJson: PackageJSON;
diff --git a/packages/assemble-release-plan/README.md b/packages/assemble-release-plan/README.md
index fd5a0258b..7a4127dcf 100644
--- a/packages/assemble-release-plan/README.md
+++ b/packages/assemble-release-plan/README.md
@@ -9,7 +9,7 @@ Usage
 
 ```ts
 import assembleReleasePlan from "@changesets/assemble-release-plan";
-import readChangesets from "@changesets/read";
+import { readChangesets } from "@changesets/read";
 import { read } from "@changesets/config";
 import { getPackages } from "@manypkg/get-packages";
 import { readPreState } from "@changesets/pre";
diff --git a/packages/assemble-release-plan/src/apply-links.ts b/packages/assemble-release-plan/src/apply-links.ts
index d233842a2..1aaefe85e 100644
--- a/packages/assemble-release-plan/src/apply-links.ts
+++ b/packages/assemble-release-plan/src/apply-links.ts
@@ -14,7 +14,7 @@ import { getCurrentHighestVersion, getHighestReleaseType } from "./utils.ts";
   We could solve this by inlining this function, or by returning a deep-cloned then
   modified array, but we decided both of those are worse than this solution.
 */
-export default function applyLinks(
+export function applyLinks(
   releases: Map<string, InternalRelease>,
   packagesByName: Map<string, Package>,
   linked: Linked,
diff --git a/packages/assemble-release-plan/src/determine-dependents.ts b/packages/assemble-release-plan/src/determine-dependents.ts
index 054531090..bc61a1b12 100644
--- a/packages/assemble-release-plan/src/determine-dependents.ts
+++ b/packages/assemble-release-plan/src/determine-dependents.ts
@@ -25,7 +25,7 @@ import { mapGetOrThrowInternal } from "./utils.ts";
   We could solve this by inlining this function, or by returning a deep-cloned then
   modified array, but we decided both of those are worse than this solution.
 */
-export default function determineDependents({
+export function determineDependents({
   releases,
   packagesByName,
   rootDir,
diff --git a/packages/assemble-release-plan/src/flatten-releases.ts b/packages/assemble-release-plan/src/flatten-releases.ts
index 14777e026..5010a0a1c 100644
--- a/packages/assemble-release-plan/src/flatten-releases.ts
+++ b/packages/assemble-release-plan/src/flatten-releases.ts
@@ -6,7 +6,7 @@ import type { Config, NewChangeset, Package } from "@changesets/types";
 import type { InternalRelease } from "./types.ts";
 import { mapGetOrThrowInternal } from "./utils.ts";
 
-export default function flattenReleases(
+export function flattenReleases(
   changesets: NewChangeset[],
   packagesByName: Map<string, Package>,
   config: Config,
diff --git a/packages/assemble-release-plan/src/index.test.ts b/packages/assemble-release-plan/src/index.test.ts
index 635b94a79..930ccded0 100644
--- a/packages/assemble-release-plan/src/index.test.ts
+++ b/packages/assemble-release-plan/src/index.test.ts
@@ -1,7 +1,7 @@
 import { beforeEach, describe, expect, it } from "vitest";
 import { defaultConfig } from "@changesets/config";
-import assembleReleasePlan from "./index.ts";
-import FakeFullState from "./test-utils.ts";
+import { assembleReleasePlan } from "./index.ts";
+import { FakeFullState } from "./test-utils.ts";
 
 describe("assemble-release-plan", () => {
   let setup: FakeFullState;
diff --git a/packages/assemble-release-plan/src/index.ts b/packages/assemble-release-plan/src/index.ts
index 3beafd382..cdd82b56a 100644
--- a/packages/assemble-release-plan/src/index.ts
+++ b/packages/assemble-release-plan/src/index.ts
@@ -11,11 +11,11 @@ import type {
   Packages,
 } from "@changesets/types";
 import semverParse from "semver/functions/parse.js";
-import applyLinks from "./apply-links.ts";
-import determineDependents from "./determine-dependents.ts";
-import flattenReleases from "./flatten-releases.ts";
+import { applyLinks } from "./apply-links.ts";
+import { determineDependents } from "./determine-dependents.ts";
+import { flattenReleases } from "./flatten-releases.ts";
 import { incrementVersion } from "./increment.ts";
-import matchFixedConstraint from "./match-fixed-constraint.ts";
+import { matchFixedConstraint } from "./match-fixed-constraint.ts";
 import type { InternalRelease, PreInfo } from "./types.ts";
 import { mapGetOrThrow, mapGetOrThrowInternal } from "./utils.ts";
 
@@ -120,7 +120,7 @@ function getNewVersion(
   return incrementVersion(release, preInfo);
 }
 
-function assembleReleasePlan(
+export function assembleReleasePlan(
   changesets: NewChangeset[],
   packages: Packages,
   config: Config,
@@ -373,4 +373,6 @@ function getPreInfo(
   };
 }
 
-export default assembleReleasePlan;
+/** @deprecated Use named export `assembleReleasePlan` instead */
+const assembleReleasePlanDefault = assembleReleasePlan;
+export default assembleReleasePlanDefault;
diff --git a/packages/assemble-release-plan/src/match-fixed-constraint.ts b/packages/assemble-release-plan/src/match-fixed-constraint.ts
index 38d6008e6..8a0b1d247 100644
--- a/packages/assemble-release-plan/src/match-fixed-constraint.ts
+++ b/packages/assemble-release-plan/src/match-fixed-constraint.ts
@@ -7,7 +7,7 @@ import {
   mapGetOrThrowInternal,
 } from "./utils.ts";
 
-export default function matchFixedConstraint(
+export function matchFixedConstraint(
   releases: Map<string, InternalRelease>,
   packagesByName: Map<string, Package>,
   config: Config,
diff --git a/packages/assemble-release-plan/src/test-utils.ts b/packages/assemble-release-plan/src/test-utils.ts
index 395e0de5e..108574e99 100644
--- a/packages/assemble-release-plan/src/test-utils.ts
+++ b/packages/assemble-release-plan/src/test-utils.ts
@@ -67,7 +67,7 @@ const getSimpleSetup = () => ({
   ] satisfies Array<NewChangeset>,
 });
 
-class FakeFullState {
+export class FakeFullState {
   packages: Packages;
   changesets: NewChangeset[];
 
@@ -141,5 +141,3 @@ class FakeFullState {
     pkg.packageJson.version = version;
   }
 }
-
-export default FakeFullState;
diff --git a/packages/changelog-git/src/index.ts b/packages/changelog-git/src/index.ts
index 9473af82f..f19ff399f 100644
--- a/packages/changelog-git/src/index.ts
+++ b/packages/changelog-git/src/index.ts
@@ -50,4 +50,5 @@ const defaultChangelogFunctions = {
   getDependencyReleaseLine,
 } satisfies ChangelogFunctions;
 
+// ChangelogFunctions require a default export
 export default defaultChangelogFunctions;
diff --git a/packages/changelog-github/src/index.ts b/packages/changelog-github/src/index.ts
index 730a85506..607debb24 100644
--- a/packages/changelog-github/src/index.ts
+++ b/packages/changelog-github/src/index.ts
@@ -169,4 +169,5 @@ const changelogFunctions: ChangelogFunctions = {
   },
 };
 
+// ChangelogFunctions require a default export
 export default changelogFunctions;
diff --git a/packages/cli/src/changelog.ts b/packages/cli/src/changelog.ts
index 0a80c80ed..bd20ac76e 100644
--- a/packages/cli/src/changelog.ts
+++ b/packages/cli/src/changelog.ts
@@ -1 +1,2 @@
+// eslint-disable-next-line import-lite/no-default-export
 export { default } from "@changesets/changelog-git";
diff --git a/packages/cli/src/commands/add/__tests__/add.test.ts b/packages/cli/src/commands/add/__tests__/add.test.ts
index 12b05e5e7..903bc68c6 100644
--- a/packages/cli/src/commands/add/__tests__/add.test.ts
+++ b/packages/cli/src/commands/add/__tests__/add.test.ts
@@ -14,7 +14,7 @@ import getChangesets from "@changesets/read";
 import { exec } from "tinyexec";
 
 import * as utils from "../../../utils/cli-utilities.ts";
-import addChangeset from "../index.ts";
+import { add as addChangeset } from "../index.ts";
 
 vi.mock("../../../utils/cli-utilities");
 const mockedUtils = vi.mocked(utils);
diff --git a/packages/cli/src/commands/add/createChangeset.ts b/packages/cli/src/commands/add/createChangeset.ts
index f5aac1a7b..25f201672 100644
--- a/packages/cli/src/commands/add/createChangeset.ts
+++ b/packages/cli/src/commands/add/createChangeset.ts
@@ -105,7 +105,7 @@ function formatPkgNameAndVersion(pkgName: string, version: string) {
   return `${bold(pkgName)}@${bold(version)}`;
 }
 
-export default async function createChangeset(
+export async function createChangeset(
   changedPackages: Array<string>,
   allPackages: Array<Package>,
   messageFromCli?: string,
diff --git a/packages/cli/src/commands/add/index.ts b/packages/cli/src/commands/add/index.ts
index 6d678a9f6..c6122daeb 100644
--- a/packages/cli/src/commands/add/index.ts
+++ b/packages/cli/src/commands/add/index.ts
@@ -6,18 +6,18 @@ import * as git from "@changesets/git";
 import { error, info, log, warn } from "@changesets/logger";
 import { shouldSkipPackage } from "@changesets/should-skip-package";
 import type { Config } from "@changesets/types";
-import writeChangeset from "@changesets/write";
+import { writeChangeset } from "@changesets/write";
 import { ExitError } from "@changesets/errors";
 import { getPackages } from "@manypkg/get-packages";
 import { ExternalEditor } from "@inquirer/external-editor";
 import { getCommitFunctions } from "../../commit/getCommitFunctions.ts";
 import * as cli from "../../utils/cli-utilities.ts";
 import { getVersionableChangedPackages } from "../../utils/versionablePackages.ts";
-import createChangeset from "./createChangeset.ts";
-import printConfirmationMessage from "./messages.ts";
+import { createChangeset } from "./createChangeset.ts";
+import { printConfirmationMessage } from "./messages.ts";
 import { fileURLToPath } from "node:url";
 
-export default async function add(
+export async function add(
   cwd: string,
   {
     empty,
diff --git a/packages/cli/src/commands/add/messages.ts b/packages/cli/src/commands/add/messages.ts
index 38c53b7d0..0c2150857 100644
--- a/packages/cli/src/commands/add/messages.ts
+++ b/packages/cli/src/commands/add/messages.ts
@@ -2,7 +2,7 @@ import pc from "picocolors";
 import { log } from "@changesets/logger";
 import type { Release, VersionType } from "@changesets/types";
 
-export default function printConfirmationMessage(
+export function printConfirmationMessage(
   changeset: {
     releases: Array<Release>;
     summary: string;
diff --git a/packages/cli/src/commands/init/__tests__/command.test.ts b/packages/cli/src/commands/init/__tests__/command.test.ts
index 41523e245..5ec0d80ed 100644
--- a/packages/cli/src/commands/init/__tests__/command.test.ts
+++ b/packages/cli/src/commands/init/__tests__/command.test.ts
@@ -5,7 +5,7 @@ import path from "path";
 import { defaultWrittenConfig } from "@changesets/config";
 import { silenceLogsInBlock, testdir } from "@changesets/test-utils";
 
-import initializeCommand from "../index.ts";
+import { init as initializeCommand } from "../index.ts";
 
 const getPaths = (cwd: string) => ({
   readmePath: path.join(cwd, ".changeset/README.md"),
diff --git a/packages/cli/src/commands/init/index.ts b/packages/cli/src/commands/init/index.ts
index 8f214e932..12dce1a5e 100644
--- a/packages/cli/src/commands/init/index.ts
+++ b/packages/cli/src/commands/init/index.ts
@@ -13,7 +13,7 @@ const pkgPath = path.dirname(require.resolve("@changesets/cli/package.json"));
 
 const defaultConfig = `${JSON.stringify(defaultWrittenConfig, null, 2)}\n`;
 
-export default async function init(cwd: string) {
+export async function init(cwd: string) {
   const changesetBase = path.resolve(cwd, ".changeset");
 
   if (existsSync(changesetBase)) {
diff --git a/packages/cli/src/commands/pre/index.test.ts b/packages/cli/src/commands/pre/index.test.ts
index 4df940340..76004edc6 100644
--- a/packages/cli/src/commands/pre/index.test.ts
+++ b/packages/cli/src/commands/pre/index.test.ts
@@ -9,7 +9,7 @@ import {
   testdir,
 } from "@changesets/test-utils";
 
-import pre from "./index.ts";
+import { pre } from "./index.ts";
 
 silenceLogsInBlock();
 
diff --git a/packages/cli/src/commands/pre/index.ts b/packages/cli/src/commands/pre/index.ts
index 4d8941e1d..9cc42bd5e 100644
--- a/packages/cli/src/commands/pre/index.ts
+++ b/packages/cli/src/commands/pre/index.ts
@@ -7,7 +7,7 @@ import {
   ExitError,
 } from "@changesets/errors";
 
-export default async function pre(
+export async function pre(
   rootDir: string,
   options:
     | { command: "enter"; tag: string }
diff --git a/packages/cli/src/commands/publish/__tests__/index.test.ts b/packages/cli/src/commands/publish/__tests__/index.test.ts
index 08bdd16a3..de46f9187 100644
--- a/packages/cli/src/commands/publish/__tests__/index.test.ts
+++ b/packages/cli/src/commands/publish/__tests__/index.test.ts
@@ -1,5 +1,5 @@
 import { describe, expect, it } from "vitest";
-import publishCommand from "../index.ts";
+import { publish as publishCommand } from "../index.ts";
 import { defaultConfig } from "@changesets/config";
 import * as path from "path";
 import type { Config } from "@changesets/types";
diff --git a/packages/cli/src/commands/publish/__tests__/publishPackages.test.ts b/packages/cli/src/commands/publish/__tests__/publishPackages.test.ts
index 486b35008..eb31c0535 100644
--- a/packages/cli/src/commands/publish/__tests__/publishPackages.test.ts
+++ b/packages/cli/src/commands/publish/__tests__/publishPackages.test.ts
@@ -1,5 +1,5 @@
 import { afterEach, describe, expect, it, vi } from "vitest";
-import publishPackages from "../publishPackages.ts";
+import { publishPackages } from "../publishPackages.ts";
 import * as npmUtils from "../npm-utils.ts";
 import { getPackages } from "@manypkg/get-packages";
 import { silenceLogsInBlock, testdir } from "@changesets/test-utils";
diff --git a/packages/cli/src/commands/publish/__tests__/releaseCommand.test.ts b/packages/cli/src/commands/publish/__tests__/releaseCommand.test.ts
index 5439ef37d..60fab0daf 100644
--- a/packages/cli/src/commands/publish/__tests__/releaseCommand.test.ts
+++ b/packages/cli/src/commands/publish/__tests__/releaseCommand.test.ts
@@ -1,9 +1,9 @@
 import { afterEach, describe, expect, it, vi } from "vitest";
-import publishPackages from "../publishPackages.ts";
+import { publishPackages } from "../publishPackages.ts";
 import * as git from "@changesets/git";
 import { defaultConfig } from "@changesets/config";
 import { silenceLogsInBlock, testdir } from "@changesets/test-utils";
-import runRelease from "../index.ts";
+import { publish as runRelease } from "../index.ts";
 
 vi.mock("../../../utils/cli-utilities");
 vi.mock("@changesets/git");
diff --git a/packages/cli/src/commands/publish/index.ts b/packages/cli/src/commands/publish/index.ts
index 8df66b55e..511a4cafc 100644
--- a/packages/cli/src/commands/publish/index.ts
+++ b/packages/cli/src/commands/publish/index.ts
@@ -1,4 +1,4 @@
-import publishPackages from "./publishPackages.ts";
+import { publishPackages } from "./publishPackages.ts";
 import { ExitError } from "@changesets/errors";
 import { error, log, success, warn } from "@changesets/logger";
 import * as git from "@changesets/git";
@@ -38,7 +38,7 @@ function showNonLatestTagWarning(tag?: string, preState?: PreState) {
   warn(importantEnd);
 }
 
-export default async function publish(
+export async function publish(
   cwd: string,
   { otp, tag, gitTag = true }: { otp?: string; tag?: string; gitTag?: boolean },
   config: Config,
diff --git a/packages/cli/src/commands/publish/publishPackages.ts b/packages/cli/src/commands/publish/publishPackages.ts
index 183dcfb9a..03adcf2d7 100644
--- a/packages/cli/src/commands/publish/publishPackages.ts
+++ b/packages/cli/src/commands/publish/publishPackages.ts
@@ -80,7 +80,7 @@ export const requiresDelegatedAuth = (twoFactorState: TwoFactorState) => {
   );
 };
 
-export default async function publishPackages({
+export async function publishPackages({
   packages,
   access,
   otp,
diff --git a/packages/cli/src/commands/status/__tests__/status.test.ts b/packages/cli/src/commands/status/__tests__/status.test.ts
index f325b0c04..ddbda6a99 100644
--- a/packages/cli/src/commands/status/__tests__/status.test.ts
+++ b/packages/cli/src/commands/status/__tests__/status.test.ts
@@ -3,12 +3,12 @@ import { read } from "@changesets/config";
 import * as git from "@changesets/git";
 import { gitdir, outputFile, silenceLogsInBlock } from "@changesets/test-utils";
 import type { ReleasePlan } from "@changesets/types";
-import writeChangeset from "@changesets/write";
+import { writeChangeset } from "@changesets/write";
 import { getPackages } from "@manypkg/get-packages";
 import fs from "node:fs/promises";
 import path from "path";
 import { exec } from "tinyexec";
-import status from "../index.ts";
+import { status } from "../index.ts";
 
 async function readConfig(cwd: string) {
   const packages = await getPackages(cwd);
diff --git a/packages/cli/src/commands/status/index.ts b/packages/cli/src/commands/status/index.ts
index 8fe4b9ed1..f4ff7607a 100644
--- a/packages/cli/src/commands/status/index.ts
+++ b/packages/cli/src/commands/status/index.ts
@@ -1,7 +1,7 @@
 import pc from "picocolors";
 import fs from "node:fs/promises";
 import path from "path";
-import getReleasePlan from "@changesets/get-release-plan";
+import { getReleasePlan } from "@changesets/get-release-plan";
 import { error, info, log } from "@changesets/logger";
 import type {
   ComprehensiveRelease,
@@ -11,7 +11,7 @@ import type {
 } from "@changesets/types";
 import { getVersionableChangedPackages } from "../../utils/versionablePackages.ts";
 
-export default async function status(
+export async function status(
   cwd: string,
   {
     since,
diff --git a/packages/cli/src/commands/tag/__tests__/index.test.ts b/packages/cli/src/commands/tag/__tests__/index.test.ts
index 13514fd50..6c44cb5a3 100644
--- a/packages/cli/src/commands/tag/__tests__/index.test.ts
+++ b/packages/cli/src/commands/tag/__tests__/index.test.ts
@@ -3,7 +3,7 @@ import { read } from "@changesets/config";
 import * as git from "@changesets/git";
 import { silenceLogsInBlock, testdir } from "@changesets/test-utils";
 import { getPackages } from "@manypkg/get-packages";
-import tag from "../index.ts";
+import { tag } from "../index.ts";
 
 vi.mock("@changesets/git");
 
diff --git a/packages/cli/src/commands/tag/index.ts b/packages/cli/src/commands/tag/index.ts
index c8b382e6f..e5e6e9ce3 100644
--- a/packages/cli/src/commands/tag/index.ts
+++ b/packages/cli/src/commands/tag/index.ts
@@ -5,7 +5,7 @@ import type { Config } from "@changesets/types";
 import { getPackages } from "@manypkg/get-packages";
 import { getUntaggedPackages } from "../../utils/getUntaggedPackages.ts";
 
-export default async function tag(cwd: string, config: Config) {
+export async function tag(cwd: string, config: Config) {
   const { packages, tool } = await getPackages(cwd);
 
   const allExistingTags = await git.getAllTags(cwd);
diff --git a/packages/cli/src/commands/version/index.ts b/packages/cli/src/commands/version/index.ts
index 8fffc7aac..80600d757 100644
--- a/packages/cli/src/commands/version/index.ts
+++ b/packages/cli/src/commands/version/index.ts
@@ -6,8 +6,8 @@ import { getCurrentCommitId } from "@changesets/git";
 import { error, log, warn } from "@changesets/logger";
 import type { Config } from "@changesets/types";
 import applyReleasePlan from "@changesets/apply-release-plan";
-import readChangesets from "@changesets/read";
-import assembleReleasePlan from "@changesets/assemble-release-plan";
+import { readChangesets } from "@changesets/read";
+import { assembleReleasePlan } from "@changesets/assemble-release-plan";
 import { getPackages } from "@manypkg/get-packages";
 import { readPreState } from "@changesets/pre";
 import { ExitError } from "@changesets/errors";
@@ -21,7 +21,7 @@ const importantEnd = pc.red(
   "----------------------------------------------------------------------",
 );
 
-export default async function version(
+export async function version(
   cwd: string,
   options: {
     snapshot?: string | boolean;
diff --git a/packages/cli/src/commands/version/version.test.ts b/packages/cli/src/commands/version/version.test.ts
index 7c756cdb3..63c4e1af2 100644
--- a/packages/cli/src/commands/version/version.test.ts
+++ b/packages/cli/src/commands/version/version.test.ts
@@ -8,7 +8,7 @@ import {
   testdir,
 } from "@changesets/test-utils";
 import type { Changeset, Config } from "@changesets/types";
-import writeChangeset from "@changesets/write";
+import { writeChangeset } from "@changesets/write";
 import { getPackages } from "@manypkg/get-packages";
 import { humanId } from "human-id";
 import assert from "node:assert/strict";
@@ -23,8 +23,8 @@ import {
   type Mock,
   vi,
 } from "vitest";
-import pre from "../pre/index.ts";
-import version from "./index.ts";
+import { pre } from "../pre/index.ts";
+import { version } from "./index.ts";
 
 const modifiedDefaultConfig: Config = {
   ...defaultConfig,
diff --git a/packages/cli/src/commit/index.ts b/packages/cli/src/commit/index.ts
index 5a56c2afc..c0e7e4c96 100644
--- a/packages/cli/src/commit/index.ts
+++ b/packages/cli/src/commit/index.ts
@@ -41,4 +41,5 @@ const defaultCommitFunctions = {
   getVersionMessage,
 } satisfies Required<CommitFunctions>;
 
+// CommitFunctions require a default export
 export default defaultCommitFunctions;
diff --git a/packages/cli/src/run.test.ts b/packages/cli/src/run.test.ts
index d3400d3e6..29aaa2fed 100644
--- a/packages/cli/src/run.test.ts
+++ b/packages/cli/src/run.test.ts
@@ -5,9 +5,9 @@ import {
   silenceLogsInBlock,
   testdir,
 } from "@changesets/test-utils";
-import add from "./commands/add/index.ts";
+import { add } from "./commands/add/index.ts";
 import { run } from "./run.ts";
-import writeChangeset from "@changesets/write";
+import { writeChangeset } from "@changesets/write";
 
 vi.mock("./commands/add");
 vi.mock("./commands/version");
diff --git a/packages/cli/src/run.ts b/packages/cli/src/run.ts
index 56ed6d75e..b1db59bce 100644
--- a/packages/cli/src/run.ts
+++ b/packages/cli/src/run.ts
@@ -6,14 +6,14 @@ import { shouldSkipPackage } from "@changesets/should-skip-package";
 import type { Config } from "@changesets/types";
 import { getPackages } from "@manypkg/get-packages";
 import fs from "node:fs/promises";
-import path from "path";
-import add from "./commands/add/index.ts";
-import init from "./commands/init/index.ts";
-import pre from "./commands/pre/index.ts";
-import publish from "./commands/publish/index.ts";
-import status from "./commands/status/index.ts";
-import tagCommand from "./commands/tag/index.ts";
-import version from "./commands/version/index.ts";
+import path from "node:path";
+import { add } from "./commands/add/index.ts";
+import { init } from "./commands/init/index.ts";
+import { pre } from "./commands/pre/index.ts";
+import { publish } from "./commands/publish/index.ts";
+import { status } from "./commands/status/index.ts";
+import { tag as tagCommand } from "./commands/tag/index.ts";
+import { version } from "./commands/version/index.ts";
 import { COMMAND_HELP } from "./help.ts";
 import type { CliOptions } from "./types.ts";
 
diff --git a/packages/get-dependents-graph/src/get-dependency-graph.test.ts b/packages/get-dependents-graph/src/get-dependency-graph.test.ts
index f863cec68..a9e2c0f9c 100644
--- a/packages/get-dependents-graph/src/get-dependency-graph.test.ts
+++ b/packages/get-dependents-graph/src/get-dependency-graph.test.ts
@@ -1,7 +1,7 @@
 import { afterEach, beforeEach, describe, expect, it, vi } from "vitest";
 import { stripVTControlCharacters } from "node:util";
 import { temporarilySilenceLogs } from "@changesets/test-utils";
-import getDependencyGraph from "./get-dependency-graph.ts";
+import { getDependencyGraph } from "./get-dependency-graph.ts";
 import type { Package } from "@changesets/types";
 import path from "node:path";
 
diff --git a/packages/get-dependents-graph/src/get-dependency-graph.ts b/packages/get-dependents-graph/src/get-dependency-graph.ts
index e492e954e..a4eac0cee 100644
--- a/packages/get-dependents-graph/src/get-dependency-graph.ts
+++ b/packages/get-dependents-graph/src/get-dependency-graph.ts
@@ -53,7 +53,7 @@ const getValidRange = (potentialRange: string) => {
   }
 };
 
-export default function getDependencyGraph(
+export function getDependencyGraph(
   packages: Packages,
   rootPackage: Package,
   {
diff --git a/packages/get-dependents-graph/src/index.ts b/packages/get-dependents-graph/src/index.ts
index d3fbc59c2..b17f39b8b 100644
--- a/packages/get-dependents-graph/src/index.ts
+++ b/packages/get-dependents-graph/src/index.ts
@@ -1,5 +1,5 @@
 import type { Package, Packages } from "@changesets/types";
-import getDependencyGraph from "./get-dependency-graph.ts";
+import { getDependencyGraph } from "./get-dependency-graph.ts";
 
 export function getDependentsGraph(
   packages: Packages,
diff --git a/packages/get-release-plan/README.md b/packages/get-release-plan/README.md
index 5228a57ac..b8b379ea6 100644
--- a/packages/get-release-plan/README.md
+++ b/packages/get-release-plan/README.md
@@ -6,7 +6,7 @@
 A function that reads information about the current repository
 
 ```js
-import getReleasePlan from "@changesets/get-release-plan";
+import { getReleasePlan } from "@changesets/get-release-plan";
 
 const releasePlan = await getReleasePlan(cwd, since, passedConfig);
 ```
diff --git a/packages/get-release-plan/src/index.ts b/packages/get-release-plan/src/index.ts
index a812642aa..14244e1a5 100644
--- a/packages/get-release-plan/src/index.ts
+++ b/packages/get-release-plan/src/index.ts
@@ -1,11 +1,11 @@
-import assembleReleasePlan from "@changesets/assemble-release-plan";
-import readChangesets from "@changesets/read";
+import { assembleReleasePlan } from "@changesets/assemble-release-plan";
+import { readChangesets } from "@changesets/read";
 import { read } from "@changesets/config";
 import type { Config, ReleasePlan } from "@changesets/types";
 import { getPackages } from "@manypkg/get-packages";
 import { readPreState } from "@changesets/pre";
 
-export default async function getReleasePlan(
+export async function getReleasePlan(
   cwd: string,
   sinceRef?: string,
   passedConfig?: Config,
@@ -18,3 +18,7 @@ export default async function getReleasePlan(
 
   return assembleReleasePlan(changesets, packages, config, preState);
 }
+
+/** @deprecated Use named export `getReleasePlan` instead */
+const getReleasePlanDefault = getReleasePlan;
+export default getReleasePlanDefault;
diff --git a/packages/get-version-range-type/src/index.ts b/packages/get-version-range-type/src/index.ts
index d43d7e0ca..374664aaa 100644
--- a/packages/get-version-range-type/src/index.ts
+++ b/packages/get-version-range-type/src/index.ts
@@ -1,4 +1,4 @@
-export default function getVersionRangeType(
+export function getVersionRangeType(
   versionRange: string,
 ): "^" | "~" | ">=" | "<=" | ">" | "" {
   if (versionRange.charAt(0) === "^") return "^";
@@ -8,3 +8,7 @@ export default function getVersionRangeType(
   if (versionRange.charAt(0) === ">") return ">";
   return "";
 }
+
+/** @deprecated Use named export `getVersionRangeType` instead */
+const getVersionRangeTypeDefault = getVersionRangeType;
+export default getVersionRangeTypeDefault;
diff --git a/packages/git/src/index.test.ts b/packages/git/src/index.test.ts
index 493629209..870108a65 100644
--- a/packages/git/src/index.test.ts
+++ b/packages/git/src/index.test.ts
@@ -3,7 +3,7 @@ import { exec } from "tinyexec";
 import { pathToFileURL } from "node:url";
 import { describe, expect, it } from "vitest";
 import { gitdir, outputFile, testdir } from "@changesets/test-utils";
-import writeChangeset from "@changesets/write";
+import { writeChangeset } from "@changesets/write";
 
 import {
   add,
diff --git a/packages/parse/README.md b/packages/parse/README.md
index 62a80e39b..b151a6ba7 100644
--- a/packages/parse/README.md
+++ b/packages/parse/README.md
@@ -6,7 +6,7 @@
 Parses a changeset from its written format to a data object.
 
 ```js
-import parse from "@changesets/parse";
+import { parseChangesetFile } from "@changesets/parse";
 
 const changeset = `---
 "@changesets/something": minor
@@ -15,7 +15,7 @@ const changeset = `---
 
 A description of a minor change`;
 
-const parsedChangeset = parse(changeset);
+const parsedChangeset = parseChangesetFile(changeset);
 ```
 
 For example, it can convert:
diff --git a/packages/parse/src/index.ts b/packages/parse/src/index.ts
index 95e9d03fc..522b00058 100644
--- a/packages/parse/src/index.ts
+++ b/packages/parse/src/index.ts
@@ -48,7 +48,7 @@ function validateReleases(releases: Release[], contents: string): void {
   }
 }
 
-export default function parseChangesetFile(contents: string): {
+export function parseChangesetFile(contents: string): {
   summary: string;
   releases: Release[];
 } {
@@ -109,3 +109,7 @@ export default function parseChangesetFile(contents: string): {
 
   return { releases, summary };
 }
+
+/** @deprecated Use named export `parseChangesetFile` instead */
+const parseChangesetFileDefault = parseChangesetFile;
+export default parseChangesetFileDefault;
diff --git a/packages/read/README.md b/packages/read/README.md
index 603b64d4a..6a6d41915 100644
--- a/packages/read/README.md
+++ b/packages/read/README.md
@@ -6,7 +6,7 @@
 Read in all changesets from a repository.
 
 ```js
-import readChangesets from "@changesets/read";
+import { readChangesets } from "@changesets/read";
 
 let changesets = await readChangesets(cwd);
 ```
diff --git a/packages/read/src/index.test.ts b/packages/read/src/index.test.ts
index c35e4b687..8934da1d9 100644
--- a/packages/read/src/index.test.ts
+++ b/packages/read/src/index.test.ts
@@ -4,7 +4,7 @@ import { describe, expect, it } from "vitest";
 import read from "./index.ts";
 import { gitdir, silenceLogsInBlock, testdir } from "@changesets/test-utils";
 import fs from "node:fs/promises";
-import writeChangeset from "@changesets/write";
+import { writeChangeset } from "@changesets/write";
 import { add } from "@changesets/git";
 
 silenceLogsInBlock();
diff --git a/packages/read/src/index.ts b/packages/read/src/index.ts
index 3ffbf89fe..d79d92482 100644
--- a/packages/read/src/index.ts
+++ b/packages/read/src/index.ts
@@ -1,6 +1,6 @@
 import fs from "node:fs/promises";
-import path from "path";
-import parse from "@changesets/parse";
+import path from "node:path";
+import { parseChangesetFile } from "@changesets/parse";
 import type { NewChangeset } from "@changesets/types";
 import * as git from "@changesets/git";
 
@@ -18,7 +18,7 @@ async function filterChangesetsSinceRef(
   return changesets.filter((dir) => newHashes.includes(dir));
 }
 
-export default async function getChangesets(
+export async function readChangesets(
   rootDir: string,
   sinceRef?: string,
 ): Promise<Array<NewChangeset>> {
@@ -53,7 +53,11 @@ export default async function getChangesets(
   const changesetContents = changesets.map(async (file) => {
     const changeset = await fs.readFile(path.join(changesetBase, file), "utf8");
 
-    return { ...parse(changeset), id: file.replace(".md", "") };
+    return { ...parseChangesetFile(changeset), id: file.replace(".md", "") };
   });
   return await Promise.all(changesetContents);
 }
+
+/** @deprecated Use named export `readChangesets` instead */
+const readChangesetsDefault = readChangesets;
+export default readChangesetsDefault;
diff --git a/packages/release-utils/src/readChangesetState.ts b/packages/release-utils/src/readChangesetState.ts
index 289c2f797..05647d6c2 100644
--- a/packages/release-utils/src/readChangesetState.ts
+++ b/packages/release-utils/src/readChangesetState.ts
@@ -1,6 +1,6 @@
 import type { PreState, NewChangeset } from "@changesets/types";
 import { readPreState } from "@changesets/pre";
-import readChangesets from "@changesets/read";
+import { readChangesets } from "@changesets/read";
 
 export type ChangesetState = {
   preState: PreState | undefined;
diff --git a/packages/release-utils/src/run.test.ts b/packages/release-utils/src/run.test.ts
index fa5dee747..a3a9c7a32 100644
--- a/packages/release-utils/src/run.test.ts
+++ b/packages/release-utils/src/run.test.ts
@@ -1,4 +1,4 @@
-import { beforeEach, describe, expect, it, test, vi } from "vitest";
+import { beforeEach, describe, expect, it, vi } from "vitest";
 import { add, commit } from "@changesets/git";
 import {
   linkNodeModules,
@@ -6,16 +6,18 @@ import {
   testdir,
 } from "@changesets/test-utils";
 import type { Changeset } from "@changesets/types";
-import writeChangeset from "@changesets/write";
+import { writeChangeset } from "@changesets/write";
 import { pathToFileURL } from "node:url";
 import fs from "node:fs/promises";
-import path from "path";
+import path from "node:path";
 import { exec } from "tinyexec";
 import { getCurrentBranch } from "./gitUtils.ts";
 import { runPublish, runVersion } from "./run.ts";
 
 const writeChangesets = (changesets: Changeset[], cwd: string) => {
-  return Promise.all(changesets.map((commit) => writeChangeset(commit, cwd)));
+  return Promise.all(
+    changesets.map((changeset) => writeChangeset(changeset, cwd)),
+  );
 };
 
 vi.setConfig({ testTimeout: 10000 });
@@ -132,29 +134,25 @@ describe("version", () => {
         path.join(cwd, "packages", "pkg-a", "CHANGELOG.md"),
         "utf8",
       ),
-    ).toEqual(
-      expect.stringContaining(`# pkg-a
+    ).toContain(`# pkg-a
 
 ## 1.1.0
 
 ### Minor Changes
 
-`),
-    );
+`);
     expect(
       await fs.readFile(
         path.join(cwd, "packages", "pkg-b", "CHANGELOG.md"),
         "utf8",
       ),
-    ).toEqual(
-      expect.stringContaining(`# pkg-b
+    ).toContain(`# pkg-b
 
 ## 1.1.0
 
 ### Minor Changes
 
-`),
-    );
+`);
     expect(changedPackages).toEqual([
       {
         dir: path.join(clone, "packages", "pkg-a"),
@@ -260,15 +258,13 @@ describe("version", () => {
         path.join(cwd, "packages", "pkg-a", "CHANGELOG.md"),
         "utf8",
       ),
-    ).toEqual(
-      expect.stringContaining(`# pkg-a
+    ).toContain(`# pkg-a
 
 ## 1.1.0
 
 ### Minor Changes
 
-`),
-    );
+`);
     await expect(
       fs.readFile(path.join(cwd, "packages", "pkg-b", "CHANGELOG.md"), "utf8"),
     ).rejects.toMatchObject({ code: "ENOENT" });
@@ -337,7 +333,7 @@ describe("version", () => {
 });
 
 describe("publish", () => {
-  test("single package repo", async () => {
+  it("publishes packages in a single package repo", async () => {
     const cwd = await testdir({
       "package.json": JSON.stringify({
         private: true,
@@ -373,7 +369,7 @@ describe("publish", () => {
     expect(tagsResult.stdout.trim()).toEqual("v1.0.0");
   });
 
-  test("multi package repo", async () => {
+  it("publishes packages in a multi package repo", async () => {
     const cwd = await testdir({
       "package.json": JSON.stringify({
         private: true,
diff --git a/packages/write/README.md b/packages/write/README.md
index 850357cc7..10366242e 100644
--- a/packages/write/README.md
+++ b/packages/write/README.md
@@ -3,7 +3,7 @@
 Writes a changeset to a file.
 
 ```js
-import write from "@changesets/write";
+import { writeChangeset } from "@changesets/write";
 
 const changeset = {
   summary: "A description of a minor change",
@@ -13,7 +13,7 @@ const changeset = {
   ],
 };
 
-const uniqueId = await write(changeset, cwd);
+const uniqueId = await writeChangeset(changeset, cwd);
 console.log(uniqueId); // orange-foxes-waggle
 ```
 
diff --git a/packages/write/src/index.ts b/packages/write/src/index.ts
index 737c6a9a1..2ce41fd1a 100644
--- a/packages/write/src/index.ts
+++ b/packages/write/src/index.ts
@@ -18,7 +18,7 @@ function getPrettierInstance(cwd: string): typeof prettier {
   }
 }
 
-async function writeChangeset(
+export async function writeChangeset(
   { summary, releases }: Changeset,
   rootDir: string,
   options?: { prettier?: boolean },
@@ -61,4 +61,6 @@ ${summary}
   return changesetID;
 }
 
-export default writeChangeset;
+/** @deprecated Use named export `writeChangeset` instead */
+const writeChangesetDefault = writeChangeset;
+export default writeChangesetDefault;