Hoppscotch is a free, open-source API development ecosystem for building, testing, documenting, and collaborating on APIs through a lightweight, fast web-based interface. It supports REST, GraphQL, WebSocket, MQTT, SSE, and Socket.IO protocols across web, desktop, and CLI clients. With 79K+ GitHub stars, 2.5M+ users, and 5M+ monthly API requests, Hoppscotch has become a leading open-source alternative to Postman for developers who prioritize speed, simplicity, and self-hostable workflows.
Alternatives to Bruno
5 editor-selected alternatives · Bruno overview →
source: tools.alternatives · stored order · active records only; review scores are annotations and never change membership or order
A directional evidence panel appears only when the substitute rationale, trade-offs, sources, and verification date have been recorded. Older selections without that panel remain visible but are unclassified under the new evidence contract.
The most popular API platform used by 30M+ developers worldwide. Build, test, and document APIs with collections, environments, automated testing, and team collaboration. Features mock servers, monitoring, API design tools, and a vast public API network. The industry standard for API development workflows from prototyping through production testing and documentation.
Open-source API client by Kong for designing, debugging, and testing REST, GraphQL, gRPC, and WebSocket APIs. Features a clean interface with environment variables, authentication helpers, code generation, cookie management, and response timeline. Supports OpenAPI and Swagger specs for design-first workflows. Git Sync for version-controlled API collections. Available on macOS, Windows, and Linux. A popular alternative to Postman with stronger focus on privacy and local-first usage.
Yaak is an API client built by the original creator of Insomnia, designed with Git-friendly file storage from the ground up. API requests, environments, and collections are stored as human-readable files that version control naturally alongside application code. Supports REST, GraphQL, gRPC, and WebSocket with a clean, keyboard-driven interface focused on developer productivity.
User-friendly CLI HTTP client for testing and debugging APIs with intuitive syntax, colorized output, and JSON highlighting. Simpler than curl with sensible defaults — auto JSON formatting, persistent sessions, and auth helpers. Also available as HTTPie Desktop (GUI) and HTTPie for Web (browser-based). Supports HTTPS, proxies, file uploads, and plugins. 34K+ GitHub stars. The developer-friendly curl alternative for API work.
Open-source Bruno alternatives
Hoppscotch, Insomnia, Yaak, HTTPie — see all open-source developer tools.
Free Bruno alternatives
Hoppscotch, Postman, Insomnia, Yaak, HTTPie offer a free plan or free tier.
More Productivity & Workflow tools
same category, not editor-selected alternatives — see how Bruno compares →
Bruno head-to-head
FAQ
Which Bruno alternative is listed first?
Hoppscotch is first in the editor-selected list of 5 Bruno alternatives and carries an editorial review score of 76/100. The stored order is editorial; review scores do not determine membership or position.
Are there open-source Bruno alternatives?
Yes — Hoppscotch, Insomnia, Yaak, and more are open source.
Are there free Bruno alternatives?
Yes — Hoppscotch, Postman, Insomnia, and more offer a free plan or free tier.