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ArrayCat vs Firecamp

API testing tool, unrelated to array conversion.
ArrayCatConvert any strings to array with ArrayCatFirecampOpenSource alternative to Postman

Side by side

What it is
ArrayCat:ArrayCat converts strings or list data into various programming language arrays and supports multiple list transformations.
Firecamp:Firecamp is an open-source, VSCode-driven tool for building, testing and collaborating on REST, GraphQL, WebSocket and SocketIO APIs.
Best for
ArrayCat:String-to-array conversion with extra list transforms
Firecamp:All-in-one API testing and collaboration
Who it’s for
ArrayCat:Developers needing quick conversion of data strings to code-friendly arrays.
Firecamp:Developers who need a unified API testing and collaboration platform.
Pricing
ArrayCat:Free
Firecamp:Open source
Open source
ArrayCat:Yes, 4 GitHub stars
Firecamp:Yes, 2,613 GitHub stars
Works with
ArrayCat:—
Firecamp:VSCode, REST, GraphQL, WebSocket, SocketIO
DevHunt upvotes
ArrayCat:0
Firecamp:48
Launched on DevHunt
ArrayCat:Jan 2026
Firecamp:Jan 2023

ArrayCat features

  • Multi-format output. Generate arrays for PHP, JavaScript, Python, SQL inserts, and more.
  • Data transformations. Sort, deduplicate, trim whitespace, change case, and remove diacritics.
  • Encoding utilities. Base64-encode elements or convert to HTML entities.
  • Input flexibility. Accepts CSV, tab-separated, quoted, or one-item-per-row formats.
  • Copy to clipboard. One-click copy of the resulting array for easy pasting.
  • Free web tool. Fully functional without any cost or registration.
ArrayCat on DevHunt →Alternatives

Firecamp features

  • VSCode-driven DX. Provides a developer experience integrated with Visual Studio Code.
  • End-to-end API testing. Supports testing of REST, GraphQL, WebSocket and SocketIO endpoints.
  • API collection collaboration. Teams can share and collaborate on API collections within the platform.
  • Unified playgrounds. Create dedicated playgrounds for REST, GraphQL, WebSocket and SocketIO APIs.
  • Guest mode. Allows limited testing without an account, with full features unlocked after sign-up.
  • Open-source core. Available as an open-source alternative to Postman on GitHub.
Firecamp on DevHunt →Alternatives

Based on each tool's website and DevHunt data. Details may change; check the official sites.