This page provides details about Cal.com (organization) which was ranked #107 out of 148 in the list of brands (5 mentions (0% share)) in answers from AI models (Anthropic Claude Sonnet (latest)) when they were asked the following 3 questions: "What are the best Open Source Projects options available today? Please provide a comprehensive overview including: the leading brands and products, top companies and service providers, recognized experts and thought leaders, promising startups and new market entrants, major industry events and conferences, active communities and forums, and influential publications and media covering this space.", "If I'm looking to get into Open Source Projects, who and what should I know about? Include the most trusted brands, recommended products and services, reputable companies and providers, influential experts and reviewers to follow, helpful communities and resources, important events and conferences, notable startups disrupting the space, and key publications and media channels to stay informed.", "What does the Open Sources Projects industry look like right now? Identify the dominant market leaders and brands, best products and services, key companies and providers, influential figures and thought leaders, emerging startups and trends, major conferences and events, active professional communities, and the top publications and media that cover this industry." on Dec 30, 2025 by AI Chat Watch.
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What are the best Open Source Projects options available today? Please provide a comprehensive overview including: the leading brands and products, top companies and service providers, recognized experts and thought leaders, promising startups and new market entrants, major industry events and conferences, active communities and forums, and influential publications and media covering this space.
[...] ile developers. ### **NocoDB** [NocoDB](https://www.nocodb.com) - Open source Airtable alternative. ### **Pocketbase** [Pocketbase](https://pocketbase.io) - Open source backend in a single file. ### **Directus** [Directus](https://directus.io) - Open source headless CMS and data platform. ### **Cal.com** [Cal.com](https://cal.com) - Open source Calendly alternative for scheduling. ### **PostHog** [PostHog](https://posthog.com) - Open source product analytics platform. ### **Plausible Analytics** [Plausible](https://plausible.io) - Privacy-friendly Google Analytics alternative. ### **Excalidraw [...]
[...] pers. ### **NocoDB** [NocoDB](https://www.nocodb.com) - Open source Airtable alternative. ### **Pocketbase** [Pocketbase](https://pocketbase.io) - Open source backend in a single file. ### **Directus** [Directus](https://directus.io) - Open source headless CMS and data platform. ### **Cal.com** [Cal.com](https://cal.com) - Open source Calendly alternative for scheduling. ### **PostHog** [PostHog](https://posthog.com) - Open source product analytics platform. ### **Plausible Analytics** [Plausible](https://plausible.io) - Privacy-friendly Google Analytics alternative. ### **Excalidraw** [Excalidraw](https://exca [...]
If I'm looking to get into Open Source Projects, who and what should I know about? Include the most trusted brands, recommended products and services, reputable companies and providers, influential experts and reviewers to follow, helpful communities and resources, important events and conferences, notable startups disrupting the space, and key publications and media channels to stay informed.
[...] irebase alternative. ### **Graphite** [https://graphite.dev/](https://graphite.dev/) Modern code review tool for faster development. ### **Conventional Commits** [https://www.conventionalcommits.org/](https://www.conventionalcommits.org/) Specification for commit messages (widely adopted). ### **Cal.com** [https://cal.com/](https://cal.com/) Open source Calendly alternative. ### **Appwrite** [https://appwrite.io/](https://appwrite.io/) Open source backend platform. ### **Temporal** [https://temporal.io/](https://temporal.io/) Open source durable execution platform. ### **Airbyte** [https://airb [...]
[...] ternative. ### **Graphite** [https://graphite.dev/](https://graphite.dev/) Modern code review tool for faster development. ### **Conventional Commits** [https://www.conventionalcommits.org/](https://www.conventionalcommits.org/) Specification for commit messages (widely adopted). ### **Cal.com** [https://cal.com/](https://cal.com/) Open source Calendly alternative. ### **Appwrite** [https://appwrite.io/](https://appwrite.io/) Open source backend platform. ### **Temporal** [https://temporal.io/](https://temporal.io/) Open source durable execution platform. ### **Airbyte** [https://airbyte.com/](https://airbyte.com/) Open s [...]
What does the Open Sources Projects industry look like right now? Identify the dominant market leaders and brands, best products and services, key companies and providers, influential figures and thought leaders, emerging startups and trends, major conferences and events, active professional communities, and the top publications and media that cover this industry.
[...] Prolific npm contributor ## Emerging Startups & Trends ### Hot Startups (2023-2024) 1. **[Vercel](https://vercel.com/)** - Frontend cloud platform - Valued at $2.5 billion 2. **[Supabase](https://supabase.com/)** - Open source Firebase alternative - Series B funded, $116M raised 3. **[Cal.com](https://cal.com/)** - Open source Calendly alternative - $25M Series A (2022) 4. **[Airbyte](https://airbyte.com/)** - Data integration platform - $150M Series B, $1.5B valuation 5. **[Postman](https://www.postman.com/)** - API platform - Valued at $5.6 billion 6. **[n8n](https://n8n.io/)** - Workflow a [...]