James is a HTTP Proxy and Monitor that enables developers to view and intercept requests made from the browser. It is an open-source alternative to the popular developer tool Charles.
Platforms
- Mac
- Windows
- Linux
- React
- Electron / Atom Shell
- Node.JS
VioLens Alternatives
Apps similar to VioLens include Fiddler, which has a free version. Other options are mitmproxy, HTTP Toolkit, Charles and Proxyman. You can choose from more than 10 HTTP(S) Debuggers like VioLens for Mac, Windows, Linux, iPhone and iPad.
Alternatives list
HTTP Analyzer is such a handy tool that allows you to monitor, trace, debug and analyze HTTP/HTTPS traffic in real-time. It is used by industry-leading companies including Microsoft, Cisco, AOL and Google.
Cost / License
- Paid
- Proprietary
Platforms
- Windows
H
Cost / License
- Paid
- Proprietary
Application type
Platforms
- Mac
Sniffy is a free, open-source HTTP and HTTPS debugging proxy for Windows, macOS, and Linux. It helps developers and testers inspect traffic, replay requests, mock API responses, and pause requests or responses at breakpoints to edit them before continuing.
Cost / License
- Free
- Open Source (Apache-2.0)
Application type
Platforms
- Windows
- Mac
- Linux
Native macOS proxy for inspecting and changing HTTP(S), HTTP/2, WebSocket, gRPC and server-sent-event traffic. It offers breakpoints, mocks, host mapping, regex rewrites, JSON patches, scripting, mobile certificate setup, API collections and security tools.
Cost / License
- Free
- Proprietary
Application type
Platforms
- Mac
53 Quena alternativesEasy, intuitive yet powerful HTTP(S) debugging proxy for macOS, Windows and Linux — capture, inspect, mock, break and replay traffic.
Cost / License
- Free
- Open Source (Apache-2.0)
Application type
Platforms
- Mac
- Windows
- Linux
Germany
EU
+2
Free native HTTPS debugging proxy for Mac (Linux beta) with a built-in API client and an MCP server for AI coding assistants.
Cost / License
- Free
- Proprietary
Application typeApplication types
Platforms
- Mac
- Linux
India
+3
Modern HTTP debugging tool, Debug, mock, and rewrite HTTP/HTTPS traffic with composable rules.
Cost / License
- Freemium
- Proprietary
Platforms
- Mac
- Windows
- Linux
United States
+6
