Dev tools · alternatives · 2026
24 alternatives to API Explorer
Test, document, and optimize apis effortlessly
Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes.
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Postman▲182Postman is a powerful HTTP client to test REST API
2014 · postman.com · its alternatives →
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Build, test, and document your APIs faster
2016 · postman.com · its alternatives →
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API_TESTER▲249Test your APIs right from the macOS menu bar
2025 · apps.apple.com · its alternatives →
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Apidog▲570Development teams often struggle with using multiple tools like Postman and Swagger for API design, development, and testing. This fragmented approach leads to outdated API specs and chaotic collaboration. So we built Apidog: a single, unified API platform for team collaboration. It has a beautiful interface that makes it easy to create API spec, generate request data from API spec, validate responses, create mock data, orchestrate test scenarios, and publish API documentation. Apidog = Postman + Swagger + Mock + JMeter.
2024 · apidog.com · its alternatives →
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Last time I posted this it didn't garner much interest. There have been lots of improvements and fixes since the last release. Quick list of features: - Workspaces - Tabs - Nested Folders - Lots of context menus - Response history - Plugins - Runs fully in the browser and runs offline if necessary - Chrome and Firefox extension to bypass CORS restrictions - Desktop builds for all platforms - GraphQL support - Import collections exported from Postman and Insomnia - Simple user friendly interface I built this because I love Insomnia but wanted a portable version that I could run in the…
2022 · restfox.dev · its alternatives →
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Apicat is the ultimate offline Postman alternative that stores your .http files locally. It’s Git-friendly, open-source, and highly compatible with Postman. Test APIs offline with this powerful free offline API client designed for developers who need a reliable local API testing tool.
2025 · apicat.com · its alternatives →
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Develop APIs fast + automatically detect endpoints
2025 · fastrequest.apidog.com · its alternatives →
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Thousands of tools to automate your business. Get real-time web data, track competitors, generate leads, and integrate your apps and AI agents.
2015 · apifier.com · its alternatives →
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API Peek▲1postman alternative, API Testing tool, API Platform, apipeek
May 2026 · apipeek.app · its alternatives →
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Abstract APIs▲341Simple, powerful APIs for everyday dev tasks
2020 · abstractapi.com · its alternatives →
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Accelerate API development with Postman's all-in-one platform. Streamline collaboration and simplify the API lifecycle for faster, better results. Learn more.
2017 · postmancollections.com · its alternatives →
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Sparrow▲456The lightest and fastest platform for API testing
2025 · sparrowapp.dev · its alternatives →
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Test REST APIs quickly, right in your browser
2025 · chromewebstore.google.com · its alternatives →
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Apitally▲86G’day Hacker News, I’m Simon Gurcke, the sole founder of Apitally (https://apitally.io). I’m building a simple API monitoring and analytics tool for Python / Node.js apps. It helps users understand API usage and performance, spot issues early and troubleshoot effectively when something goes wrong. Features include: - Dashboards: Provide insights into API traffic, errors, performance and consumers. - Request logging: Opt-in and highly configurable in terms of what data is logged. Users can drill down from aggregated metrics to individual requests (proven to be super helpful…
2023 · apitally.io · its alternatives →
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Port OpenAPI Specs to Postman Collections, inject test suite and run via Newman 👨🏽🚀 - apideck-libraries/portman
2021 · github.com · its alternatives →
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APEye▲1A fast, modern and comprehensive API testing tool
Feb 2026 · apeye.vercel.app · its alternatives →
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MockAPI Dog▲122Instant mock REST & LLM APIs - free, no signup required
Feb 2026 · mockapi.dog · its alternatives →
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Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →