The best alternatives to DeepLink Kit are HOKO, Deeplink, and Branchmetrics. If these 3 options don't work for you, we've listed a few more alternatives below.
DeepLinkr helps you define all of your app's deep / universal links and makes it easy to document, test, and share them with your team. It couldn't be any easier to test different application lifecycle states and verify the behavior of your deep links.
Chrome extension for deeplinking arbitrary text on a page. Create a special link to selected text on a page. Opening this link, a compatible browser will scroll to and highlight the text. Based on the Text Fragments specification.