🆚 Fetch vs. SignalR

Fetch is a modern JavaScript API for requesting network resources and exchanging data between web applications and servers.

It provides a promise-based interface for asynchronous HTTP requests, supports streaming request and response bodies, works with service workers, and can handle data formats such as JSON, text, blobs, and binary content.

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SignalR is a library for ASP.NET that enables real-time two-way communication between servers and clients.

It supports multiple transport methods (WebSockets, Server-Sent Events, long polling) with automatic negotiation, provides a Hub API for calling methods from server or client, handles connection lifecycle, supports groups and broadcast messaging, and scales via backplanes and Azure SignalR Service.

Popularity

Determined by the number of sites using each technology.

• 🥈 Second most popular in India in the Browser APIs category.
• 🥈 Second most popular in Brazil in the Browser APIs category.
• 🥈 Second most popular in France in the Browser APIs category.
• 🥈 Second most popular in Japan in the Browser APIs category.
• 🥈 Second most popular in the Netherlands in the Browser APIs category.

• ⬆️ 204th most popular in the United States in the JavaScript Libraries category.
• ⬆️ 209th most popular in the United Kingdom in the JavaScript Libraries category.

Top sites

Top-ranked sites that use these technologies.

Compare alternatives

Technologies with similar characteristics.

• Fetch vs. XMLHttpRequest
• Fetch vs. Beacon API
• Fetch vs. WebSocket
• Fetch vs. WebRTC
• Fetch vs. Axios

• SignalR vs. Axios
• SignalR vs. Htmx
• SignalR vs. Socket.io
• SignalR vs. WebTorrent
• SignalR vs. WebSocket

• Fetch technology profile
• W3C company profile

• SignalR technology profile
• .NET Foundation company profile