# Bruno

**Canonical:** https://apis.io/providers/bruno/  
**Website:** https://www.usebruno.com  
**APIs profiled:** 1

Bruno is an open-source, Git-native, offline-first API client for exploring and testing APIs. It stores collections directly on the filesystem as plain text files using the Bru markup language, making collections version-controllable alongside code. Bruno supports REST, GraphQL, and gRPC APIs, scripting with JavaScript, environment variables, pre-request and post-response hooks, and CI/CD automation via Bruno CLI. Licensed under the MIT License and available on Mac, Windows, and Linux with 43,000+ GitHub stars.

## Kin Score — 25.3 / 100 (emerging)

Scored 2026-08-20 under rubric 0.12.0. Trend: flat (+0.0 from 25.3).

| Facet | Score |
|---|---|
| Discoverability | 75.9 |
| Contract Quality | 0.0 |
| Governance | 0.0 |
| Contract Governance | 0.0 |
| Operational Transparency | 28.9 |
| Developer Ergonomics | 14.3 |
| Commercial Clarity | 55.3 |
| Access Clarity | 55.3 |

## Agent readiness — 3.0 (human-only)

| Dimension | Value |
|---|---|
| Spec Presence | no |
| Agentic Access | no |
| Reversibility Documented | no |
| MCP Server | no |
| Auth Clarity | no |
| Idempotency | no |
| Error Semantics | no |
| OpenAPI Examples | no |
| Rate Limit Signal | documented |
| Event Surface Described | no |
| Agent Skills | no |
| Well Known Catalog | no |
| Consent Identity | no |
| Agent Card | no |
| Dry Run Mode | no |

## Access

Freemium — onboarding: unknown, pricing: freemium, trial: no (confidence: medium).

## APIs (1)

- **Bruno API Client** — Bruno is an open-source API client for exploring and testing REST, GraphQL, and gRPC APIs. Collections are stored as plain text Bru files on the filesystem, enabling Git-based v...

## Security (2)

- **Bruno Domain Security** — TLSv1.2 · HSTS · DMARC
- **Bruno Trust Center** — SOC 2

## Plans (1)

- **Bruno Plans Pricing**

## Tags

API Client, API Testing, CLI, Git, GraphQL, gRPC, JavaScript, MIT License, Open-Source, REST

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/providers/bruno/). Scores are computed from the provider's own public artifacts under a published rubric.