# What does CityStream use?

CityStream (citystream.com) shows public evidence of 14 tools, according to runsonwhat (last checked 2026-11-05).

- Industry: IT Services
- Size: 11–50 employees
- Based in: Berkeley, United States
- Founded: 2022
- LinkedIn: https://www.linkedin.com/company/81935178

## Edge & Hosting

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Cloudflare](https://www.runsonwhat.com/reverse/cloudflare) | CDN & Edge | Email records, DNS records, Website code |  |
| [Vercel](https://www.runsonwhat.com/reverse/vercel) | Hosting & Cloud | Website code |  |

## Application

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Google Fonts](https://www.runsonwhat.com/reverse/google-fonts) | Media & UI | Website code |  |
| [Next.js](https://www.runsonwhat.com/reverse/nextjs) | Frontend | Website code |  |
| [Firebase](https://www.runsonwhat.com/reverse/firebase) | Backend & Database | DNS verification records |  |

## Data & Observability

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [web-vitals](https://www.runsonwhat.com/reverse/web-vitals) | Monitoring | Website code |  |
| [PostHog](https://www.runsonwhat.com/reverse/posthog) | Analytics | Website code |  |

## Go-to-market

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [HubSpot](https://www.runsonwhat.com/reverse/hubspot) | Sales & CRM | Email records |  |
| [Calendly](https://www.runsonwhat.com/reverse/calendly) | Sales & CRM | Website code |  |

## Company Ops

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | DNS verification records |  |
| [Google Workspace](https://www.runsonwhat.com/reverse/google-workspace) | Workspace | Email records |  |
| [reCAPTCHA](https://www.runsonwhat.com/reverse/recaptcha) | Security & Compliance | Website code |  |
| [Resend](https://www.runsonwhat.com/reverse/resend) | Email Delivery | Email records |  |

## FAQ

### What tools does CityStream use?

As of November 2026, runsonwhat has found 14 tools at CityStream (citystream.com) in public records. Edge & Hosting: Cloudflare and Vercel. Application: Google Fonts, Next.js and Firebase. Data & Observability: web-vitals and PostHog. Go-to-market: HubSpot and Calendly. Company Ops: Microsoft 365, Google Workspace and reCAPTCHA. Last checked November 5, 2026.

### What cloud does CityStream run on?

CityStream uses Vercel for hosting and cloud infrastructure, according to runsonwhat (November 2026). runsonwhat found Vercel through Vercel code on citystream.com. Vercel is used by 52,495 companies runsonwhat tracks.

### What CRM does CityStream use?

CityStream uses HubSpot for its CRM, alongside Calendly, according to runsonwhat (November 2026). runsonwhat found HubSpot through email records that authorize HubSpot. HubSpot is used by 97,261 companies runsonwhat tracks.

### What email provider does CityStream use?

CityStream uses Microsoft 365 for email and office software, alongside Google Workspace, according to runsonwhat (November 2026). runsonwhat found Microsoft 365 through a DNS verification record for Microsoft 365. Microsoft 365 is used by 729,669 companies runsonwhat tracks.

### What analytics tools does CityStream use?

CityStream uses PostHog for analytics, according to runsonwhat (November 2026). runsonwhat found PostHog through PostHog code on citystream.com. PostHog is used by 10,839 companies runsonwhat tracks.

### What monitoring tools does CityStream use?

CityStream uses web-vitals for monitoring, according to runsonwhat (November 2026). runsonwhat found web-vitals through web-vitals code on citystream.com. web-vitals is used by 30,153 companies runsonwhat tracks.

### Does CityStream use Google Fonts?

Yes. runsonwhat found Google Fonts at CityStream through Google Fonts code on citystream.com. Google Fonts is a Media & UI tool used by 825,375 companies runsonwhat tracks.

### How does runsonwhat know what CityStream uses?

runsonwhat reads public records only. Of the 14 tools at CityStream, 7 were found through code on citystream.com, 4 through email records and 3 through DNS records. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and citystream.com about monthly.


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Source: runsonwhat, https://www.runsonwhat.com/company/citystream.com (updated November 2026). Counts are companies with direct public evidence of the tool (DNS records, certificates, website code, a real-browser crawl, subprocessor lists), so they are lower bounds. Methodology: https://www.runsonwhat.com/methodology.