Discover the best indie api tools tools built by independent developers. Focused functionality, fair pricing, and real human support.
28 tools · Updated daily · Browse full category →
Audio transcription & translation API for developers
A self-hosted webhook relay service built with Rails 8. Receives webhooks, filters them based on con
A self-hostable server that forwards webhooks and can proxy all kinds HTTP requests to a local machi
Lightweight, blazing fast, cross-platform OpenAPI 3 mock server with validation
MockServer - Lightweight Go-based mock API server for fast prototyping, testing, and simulating REST
A lightweight and easy to use RESTful api mocking server
Thunder Client is a lightweight Rest API Client Extension for VS Code.
⚡️ CI-ready tests for REST APIs configured in YAML
Generate modern Python clients from OpenAPI
A node package wrapper for https://github.com/OpenAPITools/openapi-generator
Generate a zodios (typescript http client with zod validation) from an OpenAPI spec (json/yaml)
🔒 Enterprise-grade API gateway that helps you monitor and impose cost or rate limits per API key. Ge
OpenClaw plugin: SearXNG-powered web search — no API keys, no rate limits, self-hosted
Self-hosted Instant, fast, and no API rate limit - Taiwan postal code lookup API service
A cli tool to proxy and analyze TCP connections.
OpenVPN Management Server - Effortless and free OpenVPN server administration tool
A gRPC client from another world
No-nonsense stateless webhook tester
API testing and collection management for AI agents
Open-source API client. Stores collections in Git.
Open-source interactive API documentation.
API design-first platform with visual editor.
gRPC and REST API client for developers.
Open-source API development ecosystem. Postman alternative.
API design, debug, and test. Open-source core.
Interact with Twitch API, chat, PubSub, and EventSub
The Bluesky AT Protocol SDK for Python developers
Full-featured Python wrapper for the Mastodon API