ExtendsClass JSON Storage
ExtendsClass JSON Storage is a free, zero-setup online JSON data bin service that allows developers to store, retrieve, update, and delete JSON objects via a simple REST API — without needing to create a database, configure a backend server, or even register for an account. A developer can POST any JSON data to the service and receive back a unique URL that retrieves that stored JSON, making it immediately useful for rapid prototyping and data sharing scenarios.
The service provides standard CRUD operations on stored JSON objects: POST to create a new storage bin and receive an ID, GET to retrieve stored JSON by ID, PUT to replace the stored JSON entirely, PATCH to partially update fields, and DELETE to remove a bin. This familiar REST interface means any developer comfortable with standard HTTP operations can use it immediately without learning a new API paradigm.
For prototyping purposes, the most common use case is giving a static frontend application a place to persist data without building a backend. A Nigerian developer building a demo or proof-of-concept can store form submissions, user-created content, or application state in ExtendsClass JSON Storage bins and retrieve them on page load — simulating persistence without any server-side code. This dramatically accelerates the time to a working demo, which is valuable for pitching ideas, client presentations, and hackathon projects.
The service is also excellent for sharing structured JSON data between developers. Rather than attaching JSON files to messages or pasting large JSON blobs in chat threads, a developer can store the JSON in ExtendsClass, share the URL, and teammates can inspect or copy the data by visiting that URL. This works for sharing API request/response examples, test data structures, and configuration samples.
ExtendsClass offers many other developer tools on its platform beyond JSON Storage — regular expression tester, cURL builder, JSON formatter and validator, XML formatter, and more — making it a useful bookmarked resource for Nigerian developers who frequently need quick developer utilities.
No registration is required for basic usage, and the service is free. The simple REST interface works with any HTTP client — curl, Fetch API, Axios, Python requests, or any language's HTTP library. Response times are fast enough for integration testing and prototyping workflows.
For Nigerian developers in environments where setting up a database for a small project is impractical — limited time, no DevOps resources, or a restricted server environment — ExtendsClass JSON Storage provides a pragmatic solution that unblocks development without infrastructure overhead.
Beyond basic JSON bin functionality, ExtendsClass JSON Storage supports setting a time-to-live (TTL) on stored bins, automatically deleting them after a configured duration. This ephemeral storage mode is ideal for short-lived test data, temporary configuration sharing, and time-bounded demo scenarios where the data should not persist indefinitely.
The service also provides a web interface for creating and inspecting JSON bins without API calls, which is useful for non-technical team members who need to view or update shared data without writing code. This dual access mode (API and web UI) makes it useful for cross-functional Nigerian teams where developers and non-developers need to share structured data.
Nigerian developers using ExtendsClass JSON Storage for form data persistence in no-backend prototypes should note the public nature of basic bins — stored data is accessible to anyone with the bin ID. For sensitive data, private bins with API key protection are available on the service.
The broader ExtendsClass developer tools platform offers companion utilities including a REST API client tester, JSON validator and formatter, XML formatter, and regular expression tester — making it a useful bookmark for Nigerian developers who frequently work with structured data formats.