fx is a sublime JavaScript Object Notation (JSON) viewer. There’s support for streaming and for the mouse.
JSON is a standard text-based format for representing structured data based on JavaScript object syntax. It is commonly used for transmitting data in web applications (e.g., sending some data from the server to the client, so it can be displayed on a web page, or vice versa).
This is free and open source software.
Key Features
- Mouse support.
- Streaming support.
- Preserves key order.
- Preserves big numbers.
Website: github.com/antonmedv/fx
Support:
Developer: Anton Medvedev
License: MIT License

fx is written in Go. Learn Go with our recommended free books and free tutorials.
Related Software
| JSON Tools | |
|---|---|
| jq | Lightweight and flexible JSON processor. It's like sed for JSON |
| fx | JSON viewer with streaming and mouse support |
| jaq | jq clone focused on correctness, speed, and simplicity. |
| gron | Transforms JSON into discrete assignments to make it easier to grep |
| gojq | Pure Go implementation of jq |
| jless | Command-line JSON viewer written in Rust |
| jnv | Navigates JSON offering a viewer and filter editor |
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| jo | Small utility to create JSON objects |
| jsonrepair | Repair malformed and invalid JSON documents |
| faq | Billed as a more flexible jq supporting additional formats |
| jello | Filter JSON and JSON Lines data with Python syntax |
| jq but an interoperable configuration format transcoder | |
| json-tui | JSON terminal UI |
| jqp | TUI playground to experiment with jq |
| emuto | Small language for manipulating and restructuring JSON and other data |
| svelte-jsoneditor | View, edit, format, transform, and validate JSON |
| qo | Query JSON, CSV, and TSV files using SQL |
| jql | Query and process JSON data |
| Janice | Desktop app for viewing large JSON files |
| unqery | Query and transform JSON data |
| Twig | Terminal JSON viewer and YAML viewer |
| jtc | Extract, manipulate and transform source JSON |
| pyfx | Python-native TUI JSON viewer |
| OTree | Interactive viewer for structured data |
| kirill | JSON validator |
| jshon | Parses, reads and creates JSON. It's designed to be as usable as possible |
| jsawk | Like awk, but for JSON |
| jiq | Interactive JSON query tool |
Read our verdict in the software roundup.
| Alternatives to jq | |
|---|---|
| fx | JavaScript Object Notation (JSON) viewer with streaming and mouse support |
| gojq | Pure Go implementation of jq |
| jello | Filter JSON and JSON Lines data with Python syntax |
| jless | Command-line JSON viewer written in Rust |
| emuto | Small language for manipulating and restructuring JSON and other data files |
| unqery | Query and transform JSON data |
| htmlq | Like jq but for HTML |
| faq | Billed as a more flexible jq supporting additional formats |
| jaq | jq clone focused on correctness, speed, and simplicity |
| Interoperable configuration format transcoder with jq query syntax | |
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