1.usebruno / bruno
Opensource IDE For Exploring and Testing API's (lightweight alternative to Postman/Insomnia)
+139 stars
from 47,841 · score 4.94
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Ranked by Attention Score: stars gained over the last 7 complete days
13 repositories by Attention Score · Oct 27, 2026 – Nov 2, 2026 (UTC)
2.fastapi / full-stack-fastapi-template
Full-stack web application template with FastAPI, React, SQLModel, PostgreSQL, Vite, Tailwind CSS, shadcn/ui, FastAPI Cloud, and Docker Compose.
+72 stars
from 46,065 · score 4.29
3.danielgtaylor / huma
Huma REST/HTTP API Framework for Golang with OpenAPI 3.1
+24 stars
from 4,487 · score 3.22
4.Redocly / redoc
📘 OpenAPI/Swagger-generated API Reference Documentation
+19 stars
from 25,977 · score 3.00
5.oasdiff / oasdiff
OpenAPI Diff and Breaking Changes
+12 stars
from 1,434 · score 2.56
6.goadesign / goa
Design-first Go framework that generates API code, documentation, and clients. Define once in an elegant DSL, deploy as HTTP and gRPC services with zero drift between code and docs.
+7 stars
from 6,112 · score 2.08
7.nelmio / NelmioApiDocBundle
Generates documentation for your REST API from attributes
+3 stars
from 2,375 · score 1.39
8.Redocly / redocly-cli
⚒️ Redocly CLI makes OpenAPI easy. Lint/validate to any standard, generate beautiful docs, and more.
+3 stars
from 1,541 · score 1.39
9.stoplightio / elements
Build beautiful, interactive API Docs with embeddable React or Web Components, powered by OpenAPI and Markdown.
+2 stars
from 2,470 · score 1.10
10.daveshanley / vacuum
vacuum is the worlds fastest and most versatile OpenAPI, Arazzo, AsyncAPI & JSON Schema linter, docs generator and toolkit. It tears through API specs at light speed. 100% compatible with Spectral rulesets, and OpenAPI 3.0, 3.1 and 3.2
+2 stars
from 1,139 · score 1.10
11.opticdev / opticArchived
OpenAPI linting, diffing and testing. Optic helps prevent breaking changes, publish accurate documentation and improve the design of your APIs.
+1 stars
from 1,529 · score 0.69
12.OpenAPITools / openapi-diff
Utility for comparing two OpenAPI specifications.
+1 stars
from 1,098 · score 0.69
13.pb33f / libopenapi
libopenapi is a fully featured, high performance OpenAPI 3.2, 3.1, 3.0, Overlays and Arazzo parser, library, validator and toolkit for go applications.
+1 stars
from 882 · score 0.69