# curl

> Command line tool and library for transferring data with URLs

- **Canonical URI:** https://www.vioscale.ai/software/curl
- **Category:** API Development Tools
- **Homepage:** https://curl.se/
- **Also known as:** curl
- **Profile claimed by vendor:** no
- **Last updated:** 2026-08-03T21:42:19.923Z

## Vioscale score

**70.3 / 100**, confidence 22% (low).

Composite of weighted, independently-sourced signals (no user reviews, no vendor payment).

| Signal | Score | Weight | Contribution | Evidence present |
|---|--:|--:|--:|:--:|
| price_level | 100 | 6 | 600 | ✓ |
| reliability | 0 | 8 | 0 | - |
| capabilities | 57.8 | 16 | 925 | ✓ |
| github_stars | 87.3 | 5 | 436.6 | ✓ |
| integrations | 0 | 8 | 0 | - |
| github_activity | 63.1 | 18 | 1135.8 | ✓ |
| release_cadence | 69.4 | 10 | 694.4 | ✓ |
| security_posture | 5 | 13 | 0 | - |
| package_downloads | 0 | 26 | 0 | - |
| pricing_transparency | 80 | 8 | 640 | ✓ |
| stackoverflow_activity | 0 | 12 | 0 | - |

## Pricing

_As of 2026-08-03, [verify at source](https://curl.se/). Independently observed._

Open source · Free tier

> Free and open source. Commercial support available.

## About

curl is a command-line tool and library used to transfer data over network protocols. libcurl is embedded in over twenty billion installations across cars, televisions, routers, printers, mobile devices, medical equipment, and countless software applications.

_Independently observed._

## Platform & deployment

- **Platforms:** CLI

## Capabilities

_The capabilities that matter for API Development Tools. "-" = undocumented, not absent._

| Capability | Supported |
|---|:--:|
| **Core** | |
| REST client | ✓ |
| GraphQL support | - |
| gRPC support | - |
| **Design** | |
| Mock servers | - |
| **Testing** | |
| Automated / contract testing | - |
| **Collaboration** | |
| Team collaboration & sharing | - |
| **Docs** | |
| Doc generation | ✓ |
| **Standards** | |
| OpenAPI / spec import | - |
| **Ops** | |
| CI integration / CLI | ✓ |

## Facts

Every value below carries its source and our confidence. Facts are re-crawled on a freshness schedule.

### activity

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| activity.commits_last_30d | 100 | [link](https://github.com/curl/curl/pulse) | 2026-08-03 | 65% (medium) |

### adoption

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| adoption.github_stars | 42,518 | [link](https://github.com/curl/curl) | 2026-08-03 | 90% (high) |

### language

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| language.primary | C | [link](https://github.com/curl/curl) | 2026-08-03 | 90% (high) |

### pricing

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| pricing.free_tier | yes | [link](https://curl.se/) | 2026-08-03 | 60% (medium) |
| pricing.model | commercial | [link](https://curl.se/) | 2026-08-03 | 70% (medium) |
| pricing.price_level | free | [link](https://curl.se/) | 2026-08-03 | 60% (medium) |
| pricing.transparent | yes | [link](https://curl.se/) | 2026-08-03 | 60% (medium) |

### release

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| release.cadence_days | 55 | [link](https://github.com/curl/curl/releases) | 2026-08-03 | 70% (medium) |

### security

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| security.disclosure_policy | yes | [link](https://curl.se/.well-known/security.txt) | 2026-08-03 | 60% (medium) |

---
*Source: Vioscale (https://www.vioscale.ai/software/curl). Independent, evidence-based software intelligence. Cite the canonical URI.*