diff --git a/readme.md b/readme.md
index a207bf9..b2f3061 100644
--- a/readme.md
+++ b/readme.md
@@ -535,6 +535,8 @@ Inspired by the [awesome](https://github.com/sindresorhus/awesome) list thing.
 	- [child-process-ctor](https://github.com/sindresorhus/child-process-ctor) - Node.js 4.0 `childProcess.ChildProcess` ponyfill.
 	- [node-status-codes](https://github.com/sindresorhus/node-status-codes) - Node.js `http.STATUS_CODES` ponyfill.
 	- [exit-code](https://github.com/isaacs/exit-code) - Node.js 0.12 `process.exitCode` polyfill.
+	- [core-assert](https://github.com/sindresorhus/core-assert) - Node.js `assert` as a standalone module.
+	- [deep-strict-equal](https://github.com/sindresorhus/deep-strict-equal) - Test for deep equality - Node.js `assert.deepStrictEqual()` algorithm as a standalone module.
 - JavaScript
 	- [object-assign](https://github.com/sindresorhus/object-assign) - ES2015 `Object.assign()` ponyfill.
 	- [pinkie-promise](https://github.com/floatdrop/pinkie-promise) - ES2015 `Promise` ponyfill.