add mixpanel

Author: doanbactam

README.md

@@ -66,6 +66,7 @@ Only official program pages are listed.
 | [Google Cloud Startup Program](https://cloud.google.com/startup) | Google | Cloud credits and support |
 | [Kiro for students](https://kiro.dev/students/) | Kiro | 1,000 credits per month free for one year | 
 | [Microsoft Founders Hub](https://www.microsoft.com/startups) | Microsoft | Azure credits |
+| [Mixpanel](https://mixpanel.com/startups-apply/) | Mixpanel | First year of Mixpanel for free | 
 | [PlanetScale for Startups](https://planetscale.com/startups) | PlanetScale | Serverless MySQL database credits |
 | [PostHog for Startups](https://posthog.com/startups) | Startups | Product analytics credits (up to ~$50k) |
 | [Retool for Startups](https://retool.com/startups) | Retool | Free Retool access for early-stage startups (up to ~$60k value) |