Best PostHog alternatives (2026)

Open-Source API Development Ecosystem

Plausible Analytics

Privacy-friendly web analytics

Buffer

Plan and schedule social posts in one place

beehiiv

A newsletter platform built for growth

DeepSeek

Open-weight models at a fraction of the cost

Fly.io

Run your app servers close to your users

A fancy self-hosted monitoring tool

Penpot

The open-source design and prototyping tool