.json file: how to open it on Windows
96 Windows apps register the .json extension. Install one of them to open the file with a double-click.
About the format
- Format
- JSON document
- Abbreviation
- JSON · JavaScript Object Notation
- MIME type
- application/json
- PRONOM identifier
- fmt/817, fmt/1311
Format data: freedesktop.org shared-mime-info and PRONOM (The National Archives, UK).
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BitwardenA secure and free password manager for all of your devices.
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PoeditPowerful and intuitive translation editor
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Subtitle EditSubtitle Edit is a free and open source editor for video subtitles.
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microA modern and intuitive terminal-based text editor.
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Notepad3Notepad like text editor based on the Scintilla source code.
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terraform-docsA utility to generate documentation from Terraform modules in various output formats.
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FanControlA highly focused fan controlling software for Windows.
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BowPadA simple and fast text editor with a ribbon UI.
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FreeCADA general purpose open source parametric 3D CAD modeler
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SpeedCrunchA high-precision scientific calculator featuring a fast, keyboard-driven user interface.
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SpyderScientific Python Development Environment similar to matlab
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ESET Endpoint AntivirusESET Endpoint Antivirus is a complete security solution produced from our long-term effort to combine maximum protection and a minimal system footprint.
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MarbleVirtual Globe
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KiroAn agentic IDE that helps you do your best work with features such as specs, steering, and hooks.
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WindsurfThe most powerful AI IDE
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VoidThe open source AI code editor.
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Antigravity IDEExperience liftoffwith the next-generation IDE
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Phoenix CodeThe text editor designed to make coding as simple and fun as playing a video game
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doctlThe official command line interface for the DigitalOcean API.
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PositronA next-generation data science IDE
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Notepad4Notepad4 (Notepad2⨯2, Notepad2++) is a light-weight Scintilla based text editor for Windows with syntax highlighting, code folding, auto-completion and API list for many programming languages and documents, bundled with file browser plugin matepath.
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Notepad4 (AVX2)Notepad4 (Notepad2⨯2, Notepad2++) is a light-weight Scintilla based text editor for Windows with syntax highlighting, code folding, auto-completion and API list for many programming languages and documents, bundled with file browser plugin matepath.
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Documentation MonsterCreating Documentation one Markdown at a time
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AideThe open-source AI-native IDE
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JSON diff and patchJSON diff and patch.
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Ox editorThe simple but flexible text editor
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TheiaIDEA modern and open IDE for cloud and desktop.
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BracketsAn open source code editor for the web, written in JavaScript, HTML and CSS.
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DatasetViewerA modern, high-performance dataset viewer built with Tauri, React, and TypeScript. Designed to handle massive datasets from multiple sources with efficient streaming for large files (100GB+) and lightning-fast search capabilities.
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GPXSeeGPXSee is a Qt-based GPS log file viewer and analyzer that supports all common GPS log file formats.
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NomoA WYSIWYG, real-time rendering, and distraction-free Markdown editor
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Music Pattern GeneratorJavascript MIDI Music Pattern Generator
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cybr-cliA CLI for CyberArk's Identity Security Platform
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NumeRe - Framework for Numerical ComputationsSolving and visualizing. Table based. Statistics and numerics. Optimized for science. Free of charge. GNU GPL v3.
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NumeRe - Framework for Numerical Computations (Portable)Solving and visualizing. Table based. Statistics and numerics. Optimized for science. Free of charge. GNU GPL v3.
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JuiceA fresh and sweet script to configure and personalize windows terminal
- Cursor
The AI Code Editor
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GitHub 标签管理器A GitHub Labels Manager
- Comate
Intelligent coding capabilities throughout the entire development process along with enhanced multimodal abilities. Install now to start a seamless and natural intelligent development experience.
- WebStorm (EAP)
The smartest JavaScript IDE
- Trae CN
An adaptive AI IDE that transforms how you work, collaborating with you to run faster.
- Trae
An adaptive AI IDE that transforms how you work, collaborating with you to run faster.
- WebStorm
The smartest JavaScript IDE
- 抖音开发者工具
A desktop IDE for ByteDance Mini-APP developers
- 百度开发者工具
Baidu Smart Program development tool
- 小程序开发者工具
A one-stop Mini Program development tool by Alipay Open Platform
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FastPadUltra fast note taking app.
- Tabular Editor 3
A tool that lets you easily manipulate and manage measures, calculated columns, display folders, perspectives and translations in Analysis Services Tabular and Power BI Sematic Models.
- Devin
Manage fleets of local and cloud agents from one surface. Plan, delegate, review, and ship without leaving your editor.
- Cortex Code
Accelerate your data lifecycle with Cortex Code, a Snowflake-native AI coding agent. Simplify data engineering, ML, and agent-building with natural language.
- Sublime Text 4
Sublime is a sophisticated cross-platform text editor for code, markup and prose.
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BlastMergeCross-repository file synchronization through intelligent iterative merging
- ESET Security
Fast and light, vital for gamers and everyday users that don’t want any interruptions. Just install and forget. Secures Windows and macOS devices.
- CatPawAI
AI Programming Agent
- Gram
A code editor for humanoid apes and grumpy toads
- Altova MissionKit 2026 Enterprise Edition
Suite of XML, JSON, and SQL tools including XMLSpy & MapForce
- Altova MissionKit 2026 Professional Edition
Suite of XML, JSON, and SQL tools including XMLSpy & MapForce
- Altova Authentic 2026 Enterprise Edition
XML content authoring tool and document editor for non-technical users
- Altova XMLSpy 2026 Enterprise Edition
JSON and XML Editor
- Altova XMLSpy 2026 Professional Edition
JSON and XML Editor
- ESET Endpoint Security
Powerful multilayered protection for desktops, laptops and smartphones
- Lingma
Fully integrated with the AI coding assistant, enjoy efficient and intelligent programming with an out-of-the-box experience without installing any plugins.
- Sublime Text 4 (Dev)
Sublime is a sophisticated cross-platform text editor for code, markup and prose.
- Oxygen JSON Editor
The Perfect Tool to Simplify Your JSON Editing Experience
- Oxygen XML Developer
All the Tools You Need for Designing XML Schemas and Transformation Pipelines.
- Oxygen XML Editor
The Premier All-In-One XML Editing Suite
- CodeBuddy
Tencent Cloud Code Assistant
- Altova Authentic 2025 Enterprise Edition
XML content authoring tool and document editor for non-technical users
- Altova MissionKit 2025 Enterprise Edition
Suite of XML, JSON, and SQL tools including XMLSpy & MapForce
- Altova MissionKit 2025 Professional Edition
Suite of XML, JSON, and SQL tools including XMLSpy & MapForce
- Altova XMLSpy 2025 Enterprise Edition
JSON and XML Editor
- Altova XMLSpy 2025 Professional Edition
JSON and XML Editor
- Qoder
Agentic Coding Platform for Real Software
- Qoder IDE
Agentic Coding Platform for Real Software
- Altova Authentic 2023 Enterprise Edition
XML content authoring tool and document editor for non-technical users
- Altova Authentic 2024 Enterprise Edition
XML content authoring tool and document editor for non-technical users
- Altova MissionKit 2023 Enterprise Edition
Suite of XML, JSON, and SQL tools including XMLSpy & MapForce
- Altova MissionKit 2023 Professional Edition
Suite of XML, JSON, and SQL tools including XMLSpy & MapForce
- Altova MissionKit 2024 Enterprise Edition
Suite of XML, JSON, and SQL tools including XMLSpy & MapForce
- Altova MissionKit 2024 Professional Edition
Suite of XML, JSON, and SQL tools including XMLSpy & MapForce
- Altova XMLSpy 2023 Enterprise Edition
JSON and XML Editor
- Altova XMLSpy 2023 Professional Edition
JSON and XML Editor
- Altova XMLSpy 2024 Enterprise Edition
JSON and XML Editor
- Altova XMLSpy 2024 Professional Edition
JSON and XML Editor
- EverEdit
Professional Text & Source Editor
- Haystack Editor
Navigate and refactor your code with ease
- Kate (AppX / Portable)
Advanced text editor.
- LabPlot2 (AppX)
A free, open source spreadsheet, data visualisation, and analysis software accessible to everyone.
- Text Editor Pro
Powerful text editing tool
- MiTeC JSON Viewer
JSON/BSON viewer and editor with validation and formatting
- PearAI
The AI Code Editor for Your Next Project.
- CodeBuddy CN
Tencent Cloud Code Assistant CodeBuddy, an AI-powered coding IDE.
- Vovsoft CSV to JSON Converter
Designed with simplicity in mind, Vovsoft CSV to JSON Converter can only perform one task, that of extracting the contents from the input CSV container, then transfer it to a newly created JSON file.
- Vovsoft JSON Beautifier
Vovsoft JSON Beautifier is an easy to use JSON viewer and JSON formatter software for your desktop or laptop computer.
- Vovsoft JSON to CSV Converter
Vovsoft JSON to CSV Converter is a user-friendly desktop application designed to streamline the process of converting JSON (JavaScript Object Notation) files into CSV (Comma-Separated Values) format.
- DORIS (Digital Open Rule Integrated cause of death Selection tool)
A software that assists in finding the underlying cause of death from death certificates using a rule base.
Related guide: Change the default app for a file type in Windows