Maven
karatelabs/karate
Test Automation Made Simple
MITAug 28, 2026 · metrics 2.10.0
All tags
Catalogue tag
#mock-server
Every repository in the public record carrying this tag — from its GitHub topics or the keywords its package registries publish. Health is measured under the same versioned methodology as the rest of the record.
18 records
npm
stoplightio/prism
Turn any OpenAPI2/3 and Postman Collection file into an API server with mocking, transformations and validations.
Apache-2.0Aug 27, 2026 · metrics 2.10.0
NuGet
dotnet/dev-proxy
Simulate API failures, throttling, and chaos — all from your command line.
MITAug 3, 2026 · metrics 2.10.0
npm · PyPI · crates.io +4
mock-server/mockserver-monorepo
MockServer is an HTTP(S) mock server and proxy for testing that lets you mock APIs, inspect and modify live traffic, and inject failures. It supports HTTP/1.1, HTTP/2, gRPC, WebSockets, TCP and more on a single port, with additional support for HTTP/3, message brokers, and AI/LLM APIs.
Apache-2.0Aug 28, 2026 · metrics 2.10.0
npm
CopilotKit/aimock
Mock everything your AI app talks to — LLM APIs, MCP, A2A, AG-UI, vector DBs, search. One package, one port, zero dependencies.
MITAug 27, 2026 · metrics 2.10.0
Maven
greenmail-mail-test/greenmail
Official master for the Greenmail project
Apache-2.0Aug 28, 2026 · metrics 2.10.0
npm
pengzhanbo/vite-plugin-mock-dev-server
🚀mock-dev-server is injected into the vite development environment to simulate requests and data responses.在vite 开发环境中注入 mock-dev-server, 模拟请求和数据响应
MITAug 1, 2026 · metrics 2.10.0
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wiremock/WireMock.Net
WireMock.Net is a flexible product for stubbing and mocking web HTTP responses using advanced request matching and response templating. Based on WireMock Java, but extended and different functionality. Full documentation can be found at https://wiremock.org/dotnet/.
Apache-2.0Jul 18, 2026 · metrics 2.10.0
Go · npm
bavix/gripmock
The fastest and most reliable gRPC mock server for testing and development
MITJul 17, 2026 · metrics 2.10.0
npm · Go
marle3003/mokapi
Your API mocking tool for OpenAPI and AsyncAPI using Go and JavaScript - https://mokapi.io
MITSep 6, 2026 · metrics 2.10.0
npm
jaredwray/mockhttp
A simple HTTP server that can be used to mock HTTP responses for testing purposes. Inspired by httpbin and built using nodejs and fastify with the idea of running it via https://mockhttp.org, via docker jaredwray/mockhttp, or nodejs npm install jaredwray/mockhttp.
MITJul 27, 2026 · metrics 2.10.0
Go · npm
dever-labs/mockly
Cross-platform multi-protocol mock server — HTTP, WebSocket, gRPC, GraphQL, TCP, Redis, SMTP, MQTT — with a web UI, scenario system, and fault injection.
MITJul 17, 2026 · metrics 2.10.0
PyPI
cdelmonte-zg/nanoidp
A lightweight, configurable Identity Provider for development and testing. Supports OAuth2/OIDC and SAML 2.0 protocols with a full-featured web UI for configuration.
MITJul 18, 2026 · metrics 2.10.0
Go
imposter-project/imposter-cli
CLI for the Imposter mock engine, a scriptable, multipurpose mock server.
Apache-2.0Sep 5, 2026 · metrics 2.10.0
Go
INTENTIUS/mudflaps
Stateful local emulator of the Fly.io Machines API (flaps) — like LocalStack, for Fly Machines. Test Machines-API clients offline.
MITAug 22, 2026 · metrics 2.10.0
RubyGems
mocktools/ruby-dns-mock
DNS mock server written on 💎 Ruby. Mimic any DNS records for your test environment with fake DNS server.
MITJul 20, 2026 · metrics 2.10.0
Go
l3acler/holo
Zero-config, single-binary mock REST API server from a JSON file. Written in Go.
MITJul 15, 2026 · metrics 2.10.0
Maven · npm
wiremock/wiremock
A tool for mocking HTTP services
Apache-2.0Aug 28, 2026 · metrics 2.10.0