What AI assistants recommend when buyers ask about self-hosted scheduling and booking tools — measured weekly across engines, published as open data.
Sample: 29 AI answers · Window: May 21, 2026 – Jun 18, 2026 (4-week rolling)
| # | Product | Share | Trend | Engines | |
|---|---|---|---|---|---|
| 1 | Cal.com cal.com | 55.2% avg pos 2.4 | — | GEMINI 50%CLAUDE 77.8%PERPLEXITY 88.9% | Claim |
| 2 | Easy!Appointments | 51.7% avg pos 3.9 | — | GEMINI 50%CHATGPT 33.3%CLAUDE 55.6%PERPLEXITY 66.7% | Claim |
| 3 | Nextcloud nextcloud.com | 27.6% avg pos 4.2 | — | CHATGPT 55.6%CLAUDE 22.2%PERPLEXITY 11.1% | Claim |
| 4 | Calendly calendly.com | 27.6% avg pos 11.3 | — | GEMINI 50%CHATGPT 22.2%CLAUDE 22.2%PERPLEXITY 33.3% | Claim |
| 5 | Booked Scheduler | 24.1% avg pos 2.2 | — | CHATGPT 11.1%CLAUDE 11.1%PERPLEXITY 55.6% | Claim |
| 6 | Google Docs google.com | 17.2% avg pos 5.2 | — | GEMINI 50%CHATGPT 11.1%CLAUDE 22.2%PERPLEXITY 11.1% | Claim |
| 7 | BookStack | 17.2% avg pos 6.6 | — | CHATGPT 55.6% | Claim |
| 8 | LibreBooking | 13.8% avg pos 5.3 | — | CLAUDE 11.1%PERPLEXITY 33.3% | Claim |
| 9 | OpenEMR openemr.org | 10.3% avg pos 1 | — | CHATGPT 11.1%CLAUDE 11.1%PERPLEXITY 11.1% | Claim |
| 10 | Cal.diy | 10.3% avg pos 2.5 | — | GEMINI 50%CLAUDE 11.1%PERPLEXITY 11.1% | Claim |
| 11 | Rallly | 10.3% avg pos 2.5 | — | CLAUDE 22.2%PERPLEXITY 11.1% | Claim |
| 12 | Calendso | 10.3% avg pos 7 | — | CHATGPT 33.3% | Claim |
| 13 | Microsoft Dynamics 365 microsoft.com | 10.3% avg pos 11 | — | CHATGPT 11.1%CLAUDE 11.1%PERPLEXITY 11.1% | Claim |
| 14 | PostgreSQL | 10.3% avg pos 12 | — | CHATGPT 11.1%CLAUDE 11.1%PERPLEXITY 11.1% | Claim |
| 15 | Radicale | 10.3% avg pos 12 | — | CHATGPT 22.2%PERPLEXITY 11.1% | Claim |
| 16 | EasyAppointments | 6.9% avg pos 2.5 | — | PERPLEXITY 22.2% | Claim |
| 17 | Ottehr ottehr.com | 6.9% avg pos 3 | — | CLAUDE 11.1%PERPLEXITY 11.1% | Claim |
| 18 | AWS SNS aws.amazon.com | 6.9% avg pos 4.5 | — | CHATGPT 11.1%CLAUDE 11.1% | Claim |
| 19 | DigitalOcean digitalocean.com | 6.9% avg pos 4.5 | — | CHATGPT 11.1%CLAUDE 11.1% | Claim |
| 20 | Linode linode.com | 6.9% avg pos 4.5 | — | CHATGPT 11.1%CLAUDE 11.1% | Claim |
| 21 | NGINX | 6.9% avg pos 4.5 | — | CHATGPT 11.1%PERPLEXITY 11.1% | Claim |
| 22 | MySQL | 6.9% avg pos 5 | — | CHATGPT 11.1%PERPLEXITY 11.1% | Claim |
| 23 | ERPNext | 6.9% avg pos 6 | — | CHATGPT 11.1%PERPLEXITY 11.1% | Claim |
| 24 | Kimai | 6.9% avg pos 7 | — | CHATGPT 22.2% | Claim |
| 25 | Docker docker.com | 6.9% avg pos 7.5 | — | CLAUDE 11.1%PERPLEXITY 11.1% | Claim |
| 26 | Odoo odoo.com | 6.9% avg pos 8.5 | — | CHATGPT 11.1%PERPLEXITY 11.1% | Claim |
| 27 | Tine 2.0 | 6.9% avg pos 14 | — | CHATGPT 22.2% | Claim |
| 28 | Nextcloud Calendar | 6.9% | — | CLAUDE 22.2% | Claim |
| 29 | Roombelt | 6.9% | — | CLAUDE 22.2% | Claim |
| 30 | Tymeslot | 6.9% | — | CLAUDE 22.2% | Claim |
| 31 | Simple Calendar | 3.4% avg pos 1 | — | CHATGPT 11.1% | Claim |
| 32 | MRBS | 3.4% avg pos 2 | — | PERPLEXITY 11.1% | Claim |
| 33 | Apple Podcasts Connect apple.com | 3.4% avg pos 3 | — | GEMINI 50% | Claim |
| 34 | Doodle | 3.4% avg pos 3 | — | CLAUDE 11.1% | Claim |
| 35 | Microsoft Outlook outlook.microsoft.com | 3.4% avg pos 3 | — | GEMINI 50% | Claim |
| 36 | OpenConferenceWare | 3.4% avg pos 3 | — | CHATGPT 11.1% | Claim |
| 37 | Zoom Webinars zoom.com | 3.4% avg pos 3 | — | GEMINI 50% | Claim |
| 38 | BookmeMate | 3.4% avg pos 4 | — | PERPLEXITY 11.1% | Claim |
| 39 | Koalendar koalendar.com | 3.4% avg pos 4 | — | CLAUDE 11.1% | Claim |
| 40 | TimeTap | 3.4% avg pos 4 | — | CLAUDE 11.1% | Claim |
| 41 | TimeTrex Community Edition | 3.4% avg pos 5 | — | PERPLEXITY 11.1% | Claim |
| 42 | Apache apache.org | 3.4% avg pos 6 | — | CHATGPT 11.1% | Claim |
| 43 | SimplyScheduleApp | 3.4% avg pos 6 | — | CHATGPT 11.1% | Claim |
| 44 | Acuity Scheduling acuityscheduling.com | 3.4% avg pos 7 | — | CHATGPT 11.1% | Claim |
| 45 | DavMail davmail.sourceforge.net | 3.4% avg pos 7 | — | CHATGPT 11.1% | Claim |
| 46 | Kaldoran | 3.4% avg pos 7 | — | CHATGPT 11.1% | Claim |
| 47 | Node.js | 3.4% avg pos 7 | — | CLAUDE 11.1% | Claim |
| 48 | Reservio reservio.com | 3.4% avg pos 7 | — | CHATGPT 11.1% | Claim |
| 49 | Frappe frappe.io | 3.4% avg pos 8 | — | CHATGPT 11.1% | Claim |
| 50 | Mobilizon mobilizon.org | 3.4% avg pos 8 | — | CHATGPT 11.1% | Claim |
| 51 | OnceHub oncehub.com | 3.4% avg pos 10 | — | CHATGPT 11.1% | Claim |
| 52 | NAppointment | 3.4% avg pos 12 | — | CHATGPT 11.1% | Claim |
| 53 | OptaPlanner | 3.4% avg pos 13 | — | PERPLEXITY 11.1% | Claim |
| 54 | OpenProject openproject.org | 3.4% avg pos 14 | — | CHATGPT 11.1% | Claim |
| 55 | Sagenda sagenda.net | 3.4% avg pos 14 | — | CHATGPT 11.1% | Claim |
| 56 | Baïkal | 3.4% avg pos 15 | — | PERPLEXITY 11.1% | Claim |
| 57 | Google Cloud Console console.cloud.google.com | 3.4% avg pos 15 | — | CLAUDE 11.1% | Claim |
| 58 | Xandikos | 3.4% avg pos 15 | — | PERPLEXITY 11.1% | Claim |
| 59 | Calagator calagator.org | 3.4% avg pos 16 | — | CHATGPT 11.1% | Claim |
| 60 | FullCalendar fullcalendar.io | 3.4% avg pos 16 | — | CHATGPT 11.1% | Claim |
| 61 | Jitsi Meet jitsi.support | 3.4% avg pos 16 | — | CHATGPT 11.1% | Claim |
| 62 | Zoho zoho.com | 3.4% avg pos 16 | — | CHATGPT 11.1% | Claim |
| 63 | Django-Scheduler | 3.4% avg pos 17 | — | CHATGPT 11.1% | Claim |
| 64 | Let's Encrypt letsencrypt.org | 3.4% avg pos 18 | — | CHATGPT 11.1% | Claim |
| 65 | Caddy | 3.4% avg pos 19 | — | PERPLEXITY 11.1% | Claim |
| 66 | HospitalRun | 3.4% avg pos 19 | — | CHATGPT 11.1% | Claim |
| 67 | SimplyBook.me simplybook.me | 3.4% avg pos 22 | — | CHATGPT 11.1% | Claim |
| 68 | Azure AD portal.azure.com | 3.4% avg pos 24 | — | CLAUDE 11.1% | Claim |
| 69 | Jitsi jitsi.org | 3.4% avg pos 37 | — | CLAUDE 11.1% | Claim |
| 70 | Framadate framadate.org | 3.4% avg pos 38 | — | CLAUDE 11.1% | Claim |
| 71 | Plane plane.so | 3.4% avg pos 39 | — | CLAUDE 11.1% | Claim |
| 72 | Clinical Manager | 3.4% | — | CHATGPT 11.1% | Claim |
| 73 | DFN Scheduler | 3.4% | — | CLAUDE 11.1% | Claim |
| 74 | Framadate/Lettuce | 3.4% | — | CLAUDE 11.1% | Claim |
| 75 | GNU Health gnuhealth.io | 3.4% | — | CHATGPT 11.1% | Claim |
| 76 | Medintux | 3.4% | — | CHATGPT 11.1% | Claim |
| 77 | Meetsy | 3.4% | — | CLAUDE 11.1% | Claim |
| 78 | NextAppointments nextappointments.net | 3.4% | — | CLAUDE 11.1% | Claim |
| 79 | NowClinic | 3.4% | — | CHATGPT 11.1% | Claim |
| 80 | OpenMRS openmrs.org | 3.4% | — | CLAUDE 11.1% | Claim |
| 81 | Thunderbird Appointment | 3.4% | — | CLAUDE 11.1% | Claim |
| 82 | Zaptime | 3.4% | — | CLAUDE 11.1% | Claim |
| 83 | meetergo | 3.4% | — | CLAUDE 11.1% | Claim |
Independence: Orbator customers are badged for disclosure. Customer status does not affect prompts, sampling, extraction, or ranking — see the methodology. Your product on this list? Claim it to see the prompts behind your rank and track it weekly.
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