examples/

Command matmul benchmarks matrix multiplication using Apple Accelerate BLAS (cblas_sgemm) versus a naive pure-Go implementation.

Alert shows a native macOS alert dialog from the command line.

Command alert-dialog shows the smallest NSAlert example in this tree.

Command counter displays a small AppKit window with a label and two buttons.

Command file-picker opens an NSOpenPanel and prints the selected paths.

Command hello-window opens a macOS window with one centered label.

Command menubar-clock shows the current time in the macOS menu bar.

Pbd is a pasteboard tool, an improvement over pbcopy/pbpaste.

Command sf-symbols shows a small grid of SF Symbols in an AppKit window.

Command swiftui-host loads a Swift package that defines SwiftUI content and hosts it inside an AppKit window.

Command todo-app builds a small multi-window todo list in AppKit.

Command audiosay speaks text using Apple's speech synthesis APIs.

escaping-tap-regression demonstrates the original use-after-free that motivated applegen's escaping-block classifier (appledocs c09228c541).

Command inputtap captures audio from the default microphone via AVAudioEngine + tap, resamples it to PCM16 mono at 24 kHz with AVAudioConverter, and prints frame counts and peak amplitude every second.

Command speechbuffers renders an utterance into AVAudioBuffer callbacks.

Command audiomix demonstrates editing audio with AVAudioMix.

Command imgfilter processes images using Apple's CoreImage framework.

Command multiarray-bytes creates an MLMultiArray and reads its backing bytes.

Command predict loads a CoreML model and prints its description as JSON.

Parallel-work dispatches concurrent tasks using GCD groups and semaphores.

Command queues demonstrates a serial queue, a group, and a semaphore.

Command http-fetch downloads a URL with Foundation and prints a short preview.

Command nsdefaults reads and writes NSUserDefaults values.

Command process-info prints basic details about the current process.

Command sysinfo prints system information and optionally lists running applications.

Command user-defaults shows a small round-trip through NSUserDefaults.

Command uuid-date prints the current NSDate and a freshly generated NSUUID.

escaping-block-regression demonstrates an ObjC API pattern that broke before applegen learned to skip `defer block.Release()` for escaping blocks.

metal4-triangle renders a rotating triangle using the Metal 4 API.

Command embedding computes word distances and nearest neighbors using Apple's NaturalLanguage word embeddings.

Command ngrep searches lines for semantic similarity to a query using Apple's NaturalLanguage embeddings — a neural alternative to grep.

Command nlp provides Unix-native text analysis using Apple's NaturalLanguage framework.

Command nsort sorts lines by semantic similarity using Apple's NaturalLanguage sentence embeddings — a neural alternative to Unix sort.

Command txtrecord creates and reads a Network TXT record.

Exception-handler demonstrates Objective-C exception handling from Go.

Command rdmainfo probes Apple's RDMA userspace bindings.

Command rdmaperf measures TCP and RDMA readiness paths.

Command screenshot captures a screenshot of a display or window using the ScreenCaptureKit framework and saves it as a PNG file.

Command streamframes captures screen frames with SCStreamOutput.

Command windowlist enumerates all windows, displays, and running applications using the ScreenCaptureKit framework and outputs the results as JSON.

Command auth-dialog triggers the macOS authentication dialog using LocalAuthentication's LAContext.

Command keychain demonstrates macOS Security framework keychain operations using the generated security and corefoundation bindings.

Command file-types shows a few common Uniform Type Identifier lookups.

Command typeid resolves Uniform Type Identifiers for file extensions, MIME types, and UTI strings.

Command vminfo queries Apple Virtualization framework capabilities.

Face-detect uses the Vision framework to detect faces in an image.

Command ocr extracts text from an image file using the Vision framework.

Command screenctx captures screen context by combining CGWindowListCopyWindowInfo with Vision OCR to produce an XML map of on-screen text attributed to the owning application.

Command vndetect detects objects in images using the Vision framework.

Command vnocr extracts text from images using the Vision framework.