.ini file: how to open it on Windows

30 Windows apps register the .ini extension. Install one of them to open the file with a double-click.

About the format

Format: Text Configuration file
PRONOM identifier: x-fmt/421

Format data: freedesktop.org shared-mime-info and PRONOM (The National Archives, UK).

Atom
A hackable text editor for the 21st Century, free and open source.

Open source 1.60.0 1.3M ↓ ★ 60.7K
Notepad3
Notepad like text editor based on the Scintilla source code.

Free 7.26.602.1 84.4K ↓ ★ 6.7K
Notepad2-mod
Fast and light-weight Notepad-like text editor with syntax highlighting

Proprietary 4.2.25.998 53.1K ↓ ★ 1.5K
Mod Organizer
An open source mod manager for various PC games.

Open source 2.5.2 7.3K ↓ ★ 3.1K
Spyder
Scientific Python Development Environment similar to matlab

Open source 6.1.7 ★ 9.4K
CCEnhancer
CCEnhancer is a small tool which adds support for over 1,000 new programs into the popular program CCleaner. The tool uses the winapp2.ini system built into CCleaner to easily add new rules and definitions for programs.

Free 4.5.7 167.6K ↓
Kiro
An agentic IDE that helps you do your best work with features such as specs, steering, and hooks.

Proprietary 1.4.26 13K ↓
Windsurf
The most powerful AI IDE

Proprietary 2.3.15 12.3K ↓
Atom Beta
A hackable text editor for the 21st Century, free and open source.

Open source 1.61.0-beta0 ★ 60.7K
Positron
A next-generation data science IDE

Proprietary 2026.10.1 ★ 4.3K
Aide
The open-source AI-native IDE

Open source 1.96.4.25031 ★ 2.2K
SAKURA Editor
SAKURA Editor (Japanese text editor for MS Windows)

Open source 2.4.3 ★ 1.5K
Cursor
The AI Code Editor

Proprietary 3.20.14
Trae CN
An adaptive AI IDE that transforms how you work, collaborating with you to run faster.

Proprietary 3.4.4
Trae
An adaptive AI IDE that transforms how you work, collaborating with you to run faster.

Proprietary 3.6.4
FastPad
Ultra fast note taking app.

Open source 0.4.4 ★ 2
Devin
Manage fleets of local and cloud agents from one surface. Plan, delegate, review, and ship without leaving your editor.

Proprietary 3.10.48
Sublime Text 4
Sublime is a sophisticated cross-platform text editor for code, markup and prose.

Proprietary 4.0.0.421500
osukps
A keys-per-second meter for osu! (or any rythm game)

Open source v6 ★ 2
PSPad editor (x86)
The Developer’s Text Editor for Microsoft Windows

Free 5.5.2.851
PSPad editor (x64)
The Developer’s Text Editor for Microsoft Windows

Free 5.5.2.851
CodeBuddy
Tencent Cloud Code Assistant

Proprietary 1.106.1
INI Viewer & Editor
Simple viewer and editor for configuration (INI) files used by AudioCodes Session Border Controller (SBC) and Media Gateway products.

Free 2.11
EverEdit
Professional Text & Source Editor

Proprietary 4.5.0.4500
NoteTab Light
NoteTab is a replacement for notepad. It allows editing of a wide variety of file types.

Proprietary 7.2
Haystack Editor
Navigate and refactor your code with ease

Proprietary 1.90.0
Kate (AppX / Portable)
Advanced text editor.

Open source 26.802.12761.0
Text Editor Pro
Powerful text editing tool

Free 37.4.0
PearAI
The AI Code Editor for Your Next Project.

Proprietary 1.8.9
CodeBuddy CN
Tencent Cloud Code Assistant CodeBuddy, an AI-powered coding IDE.

Proprietary 1.106.1