operations · Freemium
Cal.com
An open-source scheduling platform that replaces Calendly with more control and self-hosting options.
Why this tool?
Cal.com offers the scheduling features you expect: round-robin, availability rules, buffers, integrations, plus open-source transparency, self-hosting, and strong workflow automation.
scheduling operations open-source
analytics · Freemium
PostHog
An open-source product analytics platform that combines event tracking, session replays, feature flags, and A/B testing.
Why this tool?
PostHog replaces a stack of separate tools. You get product analytics, funnels, cohorts, session recordings, feature flags, and A/B tests under one roof, with transparent open-source pricing.
analytics product open-source