WireMock is a simulator for HTTP-based APIs. Some might consider it a service virtualization tool or a mock server.
Cost / License
- Free
- Open Source (Apache-2.0)
Platforms
- Mac
- Windows
- Linux
Apps similar to Beeceptor include Fossorial Pangolin, which is open source with a free version. Other options are ngrok, apimock-rs (API Mock), Mockoon and wireport. There's no shortage of Localhost Tunnel Services like Beeceptor, with more than 50 alternatives for the web, Linux, Mac, Windows and self-hosting.
WireMock is a simulator for HTTP-based APIs. Some might consider it a service virtualization tool or a mock server.
Multi-protocol mock server for HTTP, gRPC, GraphQL, WebSocket, MQTT, SSE, and SOAP. One Go binary, zero dependencies. Supports stateful CRUD, digital twins (passes real SDK tests), chaos engineering, OpenAPI/Postman/HAR/cURL import, and a built-in MCP server for AI agents.


Runscope helps you monitor, log and measure API usage to solve API problems fast. Automatically monitor APIs without any coding. Runscope provides complete logging for all of your API traffic. Track down troublesome API calls with powerful search.



MockServer can be used for mocking any system you integrate with via HTTP or HTTPS (i.e. services, web sites, etc).
GhostlyShare is a lightweight developer tool for Windows and Linux that makes local web apps publicly accessible in seconds.




SOAP/REST Mock Service is a simple configurable framework to mock out SOAP or RESTful (or "REST-like") webservices. It's main goal is to support automated integration testing of applications that integrate with 3rd party webservices.
Request inspection, debug web hooks, http clients etc. Crete an endpoint to collect and test an application. All request sent to this endpoint are forwarded to you in real time




Instantly create HTTP mock API endpoints with custom responses, dynamic path params, custom headers, configurable delays, and real-time traffic logs.




Bearer is a developer tool that helps engineering teams monitor API requests, track performance, detect anomalies, and fix issues for their critical API usage. The solution monitors all outgoing API requests without proxying traffic.




Mockintosh is a mock server generator that's capable to generate RESTful APIs or communicate with message queues to mimick asyncronous tasks. Such that it enables software development teams to work independently while building and maintaining a complicated microservice...







MockBolt lets you paste any JSON and instantly get a live mock HTTP endpoint — no signup, no install, no CLI.
