ToolsLab Alternatives

Sites and apps similar to ToolsLab include DevToys, which is free and open source. Other options are JSON Sage, DevHub App, JSONFormatter.org and JSONConsole.com. You can choose from more than 10 JSON Viewers like ToolsLab for Mac, Windows, Linux and Android.

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ToolsLab alternatives page was last updated Feb 15, 2026

JSON Online Viewer
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JSON Online Viewer is a fast JSON tree visualizer. It is intended for small-to-medium sized JSON texts which are common in the online usage.
33 JSON Online Viewer alternatives
Cost / License
Free
Proprietary
Platforms
Online
+1
Good alternative?Is JSON Online Viewer a good alternative to ToolsLab?
JSON Formatter Live
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json formatter live - Quickly format or minify and edit JSON using keyboard shortcuts and find the app swiftly using the system-wide search after installation
Cost / License
Free
Open Source (AGPL-3.0)
Platforms
Online
Good alternative?Is JSON Formatter Live a good alternative to ToolsLab?
DataLensia
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DataLensia is a privacy-first, browser-based data toolkit that lets you visualize CSV datasets and work with JSON/NDJSON using tools like a JSON comparator, schema generator, editor, and converter — all processed locally.
Cost / License
Free
Proprietary
Application type
JSON Viewer
Platforms
Online
+9
Good alternative?Is DataLensia a good alternative to ToolsLab?

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