NetBeans Platform API starting point

How to use certain NetBeans APIs includes introductions to:

Actions

Ant-Based Project Support

Ant integration module

Autoupdate Services

Classfile Reader

Command Line Parsing

Common Palette

Database Explorer

Datasystems

Debugger Core

Debugger Core UI

Debugger JPDA

Dialogs

Diff module

Editor Braces Matching

Editor Code Completion

Editor Code Folding

Editor Code Templates

Editor Error Stripe

Editor Guarded Sections

Editor Indentation

Editor Library

Editor module

Editor Settings

Editor Utilities

File Systems

General Queries

I/O APIs

J2EE DD

Java EE Metadata

Java EE Server Registry

Java Platform

Java Project Support

Java SE Projects

Java Support

JUnit Tests

Lexer module

Look&Feel Customization

Master Filesystem

MIME Lookup

Module System

MultiView Windows

Navigator

Options Dialog

Progress

Project API

Project UI

Refactoring

Search API

Settings Options

Tab Control

Task List

TreeTableView model

UI Gestures Collector

UI Handler Library

Utilities

Visual Library

Web

Window System