PostHog / posthog

:hedgehog: PostHog is the leading platform for building self-driving products. Our developer tools – AI observability, analytics, session replay, flags, experiments, error tracking, logs, and more – capture all the context agents need to diagnose problems, uncover opportunities, and ship fixes. Steer it all from Slack, web, desktop, or the MCP.

Flagsmith / flagsmith

Flagsmith is an open-source feature flag platform with remote config, experimentation, and self-hosted or cloud deployment options.