# What does LeanStream use?

LeanStream (leanstreamrp.com) shows public evidence of 10 tools, according to runsonwhat (last checked 2026-10-31).

## Edge & Hosting

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Cloudflare](https://www.runsonwhat.com/reverse/cloudflare) | CDN & Edge | Website code |  |
| [GoDaddy](https://www.runsonwhat.com/reverse/godaddy) | DNS | DNS records |  |

## Application

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Supabase](https://www.runsonwhat.com/reverse/supabase) | Backend & Database | Website code |  |

## Data & Observability

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

## Go-to-market

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [HubSpot](https://www.runsonwhat.com/reverse/hubspot) | Sales & CRM | Custom domain |  |
| [HubSpot CMS](https://www.runsonwhat.com/reverse/hubspot-cms) | Website & CMS | Custom domain |  |

## Company Ops

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | Email records |  |
| [Resend](https://www.runsonwhat.com/reverse/resend) | Email Delivery | Email records |  |

## Recent changes at LeanStream

- 2026-10-20: started using [Resend](https://www.runsonwhat.com/reverse/resend)

## FAQ

### What tools does LeanStream use?

As of November 2026, runsonwhat has found 10 tools at LeanStream (leanstreamrp.com) in public records. Edge & Hosting: Cloudflare and GoDaddy. Application: Supabase. Data & Observability: Sentry and web-vitals. Go-to-market: HubSpot and HubSpot CMS. Company Ops: Microsoft 365 and Resend. Last checked October 31, 2026.

### What CRM does LeanStream use?

LeanStream uses HubSpot for its CRM, according to runsonwhat (November 2026). runsonwhat found HubSpot through a subdomain that points at HubSpot. HubSpot is used by 96,442 companies runsonwhat tracks.

### What email provider does LeanStream use?

LeanStream uses Microsoft 365 for email and office software, according to runsonwhat (November 2026). runsonwhat found Microsoft 365 through email records that authorize Microsoft 365. Microsoft 365 is used by 720,481 companies runsonwhat tracks.

### What is LeanStream's website built with?

LeanStream uses HubSpot CMS for its website, according to runsonwhat (November 2026). runsonwhat found HubSpot CMS through a subdomain that points at HubSpot CMS. HubSpot CMS is used by 33,747 companies runsonwhat tracks.

### What monitoring tools does LeanStream use?

LeanStream uses Sentry for monitoring, alongside web-vitals, according to runsonwhat (November 2026). runsonwhat found Sentry through Sentry code on leanstreamrp.com. Sentry is used by 80,056 companies runsonwhat tracks.

### Does LeanStream use Cloudflare?

Yes. runsonwhat found Cloudflare at LeanStream through Cloudflare code on leanstreamrp.com. Cloudflare is a CDN & Edge tool used by 725,656 companies runsonwhat tracks.

### Has LeanStream changed tools recently?

Yes. On runsonwhat's rechecks, LeanStream started using Resend (latest on October 20, 2026). A change counts only between two checks of leanstreamrp.com done the same way.

### How does runsonwhat know what LeanStream uses?

runsonwhat reads public records only. Of the 10 tools at LeanStream, 4 were found through code on leanstreamrp.com, 2 through DNS records, 2 through email records and 2 through subdomains that point at the vendor. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and leanstreamrp.com about monthly.


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Source: runsonwhat, https://www.runsonwhat.com/company/leanstreamrp.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.