# Emissary

> A Kubernetes-native API gateway for microservices built on the Envoy Proxy

- **Canonical URI:** https://www.vioscale.ai/software/emissary
- **Category:** API Gateways
- **Homepage:** https://emissary-ingress.dev/
- **Also known as:** emissary
- **Profile claimed by vendor:** no
- **Last updated:** 2026-08-03T21:42:44.179Z

## Vioscale score

**54.9 / 100**, confidence 24% (low).

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

| Signal | Score | Weight | Contribution | Evidence present |
|---|--:|--:|--:|:--:|
| capabilities | 81.2 | 12 | 973.8 | ✓ |
| github_stars | 68.9 | 5 | 344.7 | ✓ |
| integrations | 29.9 | 16 | 479.2 | ✓ |
| github_activity | 41 | 18 | 737.3 | ✓ |
| release_cadence | 81.1 | 10 | 811.1 | ✓ |
| security_posture | 0 | 22 | 0 | - |
| package_downloads | 0 | 26 | 0 | - |
| stackoverflow_activity | 0 | 12 | 0 | - |

## Pricing

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

Open source · Free tier

## About

Emissary-ingress is an open-source Kubernetes-native API Gateway, Layer 7 load balancer, and Kubernetes Ingress controller built on the Envoy Proxy.

_Independently observed._

## Platform & deployment
- **Deployment:** On-premise, Self-hosted

## Integrations (9)

_Independently observed._

- Consul
- Datadog
- OpenTelemetry
- Lightstep
- Zipkin
- Prometheus
- Grafana
- cert-manager
- ExternalDNS

## Capabilities

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

| Capability | Supported |
|---|:--:|
| **Deployment** | |
| Hosting | Self-hosted only |
| Kubernetes-native | ✓ |
| **Traffic** | |
| Rate limiting | ✓ |
| Request/response transformation | ✓ |
| **Security** | |
| OAuth2 / OIDC / JWT | - |
| Mutual TLS | ✓ |
| **Protocols** | |
| GraphQL gateway | - |
| gRPC support | ✓ |
| **Delivery** | |
| Developer portal | - |
| Monetization | - |
| **Ecosystem** | |
| Plugin ecosystem | Limited |
| **Insight** | |
| Observability | ✓ |

## 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 | 19 | [link](https://github.com/emissary-ingress/emissary/pulse) | 2026-08-03 | 65% (medium) |

### adoption

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| adoption.github_stars | 4,518 | [link](https://github.com/emissary-ingress/emissary) | 2026-08-03 | 90% (high) |

### integrations

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| integrations.count | 10 | [link](https://emissary-ingress.dev/) | 2026-08-03 | 60% (medium) |

### language

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

### license

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| license.spdx | Apache-2.0 | [link](https://github.com/emissary-ingress/emissary) | 2026-08-03 | 95% (high) |

### pricing

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| pricing.free_tier | yes | [link](https://emissary-ingress.dev/) | 2026-08-03 | 60% (medium) |
| pricing.model | open_source | [link](https://emissary-ingress.dev/) | 2026-08-03 | 60% (medium) |
| pricing.price_level | free | [link](https://emissary-ingress.dev/) | 2026-08-03 | 60% (medium) |
| pricing.transparent | yes | [link](https://emissary-ingress.dev/) | 2026-08-03 | 60% (medium) |

### release

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| release.cadence_days | 34 | [link](https://github.com/emissary-ingress/emissary/releases) | 2026-08-03 | 70% (medium) |

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