# Prometheus

> Monitor your applications, systems, and services with the leading open source monitoring solution.

- **Canonical URI:** https://www.vioscale.ai/software/prometheus
- **Category:** Time-Series Databases
- **Homepage:** https://prometheus.io
- **Also known as:** prometheus
- **Profile claimed by vendor:** no
- **Last updated:** 2026-08-01T21:33:55.439Z

## Vioscale score

**60.3 / 100**, confidence 36% (low).

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

| Signal | Score | Weight | Contribution | Evidence present |
|---|--:|--:|--:|:--:|
| capabilities | 28.9 | 17 | 491.4 | ✓ |
| github_stars | 90.8 | 7 | 635.9 | ✓ |
| integrations | 17.3 | 8 | 138.5 | ✓ |
| github_activity | 63.1 | 20 | 1262 | ✓ |
| release_cadence | 96.1 | 12 | 1153.3 | ✓ |
| security_posture | 0 | 18 | 0 | - |
| package_downloads | 90 | 6 | 540.3 | ✓ |
| stackoverflow_activity | 0 | 20 | 0 | - |

## Pricing

_As of 2026-08-01, [verify at source](https://prometheus.io). Independently observed._

Open source

> 100% open source under Apache 2 License

## About

An open-source systems monitoring and alerting toolkit that collects and stores metrics as time series data, originally built at SoundCloud and maintained as a Cloud Native Computing Foundation graduated project.

_Independently observed._

## Platform & deployment

- **Platforms:** CLI
- **Deployment:** Cloud / SaaS, On-premise, Self-hosted

## Integrations (3)

_Independently observed._

- Kubernetes
- Alertmanager
- Grafana

## Capabilities

_The capabilities that matter for Time-Series Databases. "-" = undocumented, not absent._

| Capability | Supported |
|---|:--:|
| **Query** | |
| Query language (SQL / PromQL / InfluxQL-Flux / Graphite) | PromQL |
| **Ingest** | |
| Ingest model | Both |
| **Model** | |
| Data model | Metrics (labels/tags) |
| **Lifecycle** | |
| Downsampling / rollups | - |
| **Storage** | |
| Compression (columnar / delta / Gorilla) | - |
| **Performance** | |
| High-cardinality handling | Strong |
| **Scale** | |
| Clustering / horizontal scale | Single-node |
| Replication / HA | ✗ |
| **Deployment** | |
| Deployment | Self-hosted |
| **Lifecycle** | |
| Retention / TTL | - |
| **Query** | |
| SQL compatibility | Non-SQL |
| **Interop** | |
| Prometheus remote-write compatible | ✓ |
| **Licensing** | |
| Licence class | Permissive OSS |

## Facts

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

### adoption

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| adoption.github_stars | 65,402 | [link](https://github.com/prometheus/prometheus) | 2026-08-01 | 90% (high) |
| adoption.package_downloads_weekly | 8,561,126 | [link](https://www.npmjs.com/package/prom-client) | 2026-07-31 | 85% (high) |

### integrations

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| integrations.count | 3 | [link](https://prometheus.io) | 2026-08-01 | 60% (medium) |

### language

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| language.primary | Go | [link](https://github.com/prometheus/prometheus) | 2026-08-01 | 90% (high) |

### license

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| license.spdx | Apache-2.0 | [link](https://github.com/prometheus/prometheus) | 2026-08-01 | 95% (high) |

### pricing

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| pricing.free_tier | yes | [link](https://prometheus.io) | 2026-08-01 | 60% (medium) |
| pricing.model | open_source | [link](https://prometheus.io) | 2026-08-01 | 60% (medium) |
| pricing.price_level | free | [link](https://prometheus.io) | 2026-08-01 | 60% (medium) |

### release

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| release.cadence_days | 7 | [link](https://github.com/prometheus/prometheus/releases) | 2026-08-01 | 70% (medium) |

### activity

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| activity.commits_last_30d | 100 | [link](https://github.com/prometheus/prometheus/pulse) | 2026-08-01 | 65% (medium) |

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