⚡ FastJava — Native Java Performance Ecosystem [ALPHA]

5-50× faster than standard Java — JNI-native libraries for automation, screen capture, graphics, math, JSON, and more.

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🗺️ The Ecosystem Map

A unified directory of all FastJava modules. Categorized by functional domain, including real-world performance benchmarks.

1. Input

Module	Speed vs Java	Key Metrics	Tech	Status	Version
FastHotkey	❌ Java can't	Global hotkeys — no Java API	Win32 hooks	Alpha	v0.1.0
FastKeyboard	16×	RawInput vs standard AWT KeyListener	RawInput API	Alpha	v0.1.0
FastTouch	❌ Java can't	Multi-touch pressure — no Java API	Win32 touch	Alpha	v0.1.0
FastStylus	❌ Java can't	Pen tilt/eraser — no Java API exists	WM_POINTER	Alpha	v0.1.0
FastKeylogger	—	Global asynchronous keyboard tracking	Win32 Hooks	Alpha	v0.1.2
FastMouse	—	Raw mouse reading	RawInput API	Alpha	v0.1.0
FastGamepad	—	Controller support	XInput	TODO	—

2. Output

Module	Speed vs Java	Key Metrics	Tech	Status	Version
FastDWM	—	VSync & timing	DWM API	Alpha	v0.1.0
FastDisplay	Instant	Native DPI/resolution/refresh-rate	Win32, DWM	Alpha	v0.2.0

3. Automation

Module	Speed vs Java	Key Metrics	Tech	Status	Version
FastRobot	10-17×	DirectX capture vs AWT Robot	DirectX	Alpha	v0.1.0
FastUIA	❌ Java can't	Native UIA vs slow polling	Native UIA	Alpha	v0.1.0
FastWindow	8×	Flicker-free resize vs standard JFrame	Win32 API	Alpha	v0.1.0
FastScrape	—	High-performance DOM scraping	Native HTML	Alpha	v0.1.0
FastSpider	—	Asynchronous high-speed web crawler	NIO / Async	Alpha	v0.1.0
FastProcess	—	Process management	Win32 API	TODO	—
FastScheduler	—	Task scheduler	Priority queue	TODO	—

4. Graphics

Module	Speed vs Java	Key Metrics	Tech	Status	Version
FastGhostMouse	120Hz GPU	Secondary mouse overlay	DComposition	Alpha	v0.1.0
FastThumb	—	Native OS thumbnail extraction	Windows Shell	Alpha	v0.1.0
FastPreview	—	Native rasterization vs slow Swing	PDFium, WV2	Alpha	v0.1.1
FastScreen	500-2000 FPS	DXGI zero-copy vs 60 FPS Robot	DXGI, DX	Alpha	v1.0.0-SNAPSHOT
FastOverlay	—	Game overlays	DirectX	Alpha	v0.1.0
FastImage	10-50×	SIMD resize/blur vs BufferedImage	SIMD, AVX2	Alpha	v0.1.1
FastImageView	10×	200ms startup vs 2s Swing	DirectX	Alpha	v0.1.0
FastGraphics	600%	GPU DirectX vs Java2D software	DirectX, GPU	Alpha	v1.0.0
FastSoftware3D	—	Software 3D rendering pipeline	AVX2 SIMD	Alpha	v0.1.0

5. Audio

Module	Speed vs Java	Key Metrics	Tech	Status	Version
FastAudioCapture	❌ No WASAPI	Real-time capture vs Java Sound	WASAPI, AVX2	Alpha	v0.1.1
FastAudioPlayer	20-30×	Low-latency playback vs Java Sound	WASAPI, AVX2	Alpha	v0.1.2
FastAudioProcess	—	Audio processing & formant analysis	WASAPI / DSP	Alpha	v0.1.1
FastWakeWord	—	Always-on native wake-word detection	Audio DSP	Alpha	v0.1.0
FastTTS	—	Text-to-speech	SIMD, Piper/Cloud	Alpha	v0.1.2
FastSTT	—	Speech-to-text	Whisper	Alpha	v0.1.2

6. Parsing

Module	Speed vs Java	Key Metrics	Tech	Status	Version
FastBytes	2-50×	AVX2 bulk ops vs standard Java	SIMD, AVX2	Alpha	v0.1.1
FastBinary	—	Zero-bloat bit-packing, VarInt & endianness	Zero-Alloc	Alpha	v0.1.0
FastJSON	50×	50× faster than Jackson/Gson	SIMD, Zero-GC	Alpha	v0.1.3
FastString	10-100×	UTF-8 ops vs Java String	SIMD, UTF-8	Alpha	v0.1.1
FastANSI	45-48×	Zero-allocation ANSI state parser	State Machine	Alpha	v0.1.2
FastASCII	—	Zero-allocation ASCII & UTF-8 byte engine	SIMD, Byte	Alpha	v0.1.0
FastContentParse	—	Standardized content normalization & extraction	Parser	Alpha	v0.1.3
FastEmojis	34-56×	Zero-allocation Emoji width engine	East Asian Width	Alpha	v0.1.0
FastTokenize	Sub-µs	$O(n)$ multi-language scanner & style stream	Zero-Alloc	Alpha	v0.1.0
FastHTML	—	HTML parser	SIMD	TODO	—
FastRegex	—	SIMD regex engine	AVX2	TODO	—

7. Math

Module	Speed vs Java	Key Metrics	Tech	Status	Version
FastFloat	5-12×	SIMD parsing vs Float.parseFloat()	SIMD, AVX2	Alpha	v0.1.1
FastMath	3-8×	JNI SIMD + OpenCL GPU vs java.lang.Math	OpenCL, SIMD	Alpha	v0.1.0

8. Filesystem

Module	Speed vs Java	Key Metrics	Tech	Status	Version
FastIO	2.5-11×	AVX2 Search, DMA Copy, mmap	AVX2, DMA	Alpha	v0.1.1
FastFileFormat	—	Dual text/binary streaming format with aliases	Binary / Text	Alpha	v0.1.0
FastFileIndex	8×	Native mmap scan vs Files.walk()	mmap, scan	Alpha	v0.1.1
FastFileWatch	10-100×	USN Journal vs WatchService	USN Journal	Alpha	v0.1.0
FastFileSearch	100-1000×	Indexed trie vs linear search	Prefix trie	Alpha	v0.1.0
FastFileSystem	—	Index + Search + Watch in one API	Unified API	TODO	—
FastFileScrape	5–10×	Native file scraping vs Java IO	Tree + Content	Alpha	v1.0-SNAPSHOT
FastGLOB	13×	Native Win32 globbing vs PathMatcher	Win32, C++	Alpha	v0.1.0
FastFileContentIndex	—	High-speed in-file text indexing	SIMD	TODO	—
FastCompress	—	Ultra-fast native compression	SIMD, AVX2	Alpha	v0.1.1

9. System

Module	Speed vs Java	Key Metrics	Tech	Status	Version
FastCore	—	Cross-platform DLL loader	JNI Loader	Alpha	v0.1.0
FastHardware	—	Global hardware telemetry	PDH/WMI	TODO	v0.1.0
FastClipboard	2-3×	Native vs AWT, zero bugs	Win32 API	Alpha	v0.1.0
FastMemory	—	SIMD 32-byte aligned RAM & page locking	Unsafe, Win32	Alpha	v0.1.1
FastPointer	—	Zero-overhead native address arithmetic	JNI / Direct	Alpha	v0.1.1
FastSharedMemory	—	Zero-copy IPC memory mapped files	Win32 IPC	Alpha	v0.1.1
FastSIMD	—	Hardware SIMD vectorization	AVX2, NEON	Alpha	v0.1.3

10. Network

Module	Speed vs Java	Key Metrics	Tech	Status	Version
FastNet	—	Network operations	Zero-copy	TODO	—
FastDNS	—	DNS resolver	Async	TODO	—
FastTLS	—	TLS/HTTPS	OpenSSL	TODO	—

11. Security

Module	Speed vs Java	Key Metrics	Tech	Status	Version
FastCrypto	—	Encryption	AES/SIMD	TODO	—
FastSecureRandom	—	Secure RNG	Hardware	TODO	—
FastKeychain	—	Credential store	Windows	TODO	—

12. AI

Module	Speed vs Java	Key Metrics	Tech	Status	Version
FastAI	—	Unified provider routing & LLM client layer	Multi-Provider	Alpha	v0.1.5
FastAIAgent	—	Autonomous agent logic, tools & planning	Agent Loop	Alpha	v0.1.5
FastAIBot	—	High-performance bot orchestrator	LLM / Runtime	Alpha	v0.1.2
FastAIRuntime	—	Deterministic execution engine & FastAIEventBus	Runtime	Alpha	v0.1.0
FastAIModel	—	Local ONNX & GGUF matrix inference runtime	ONNX / DirectML	Alpha	v0.1.2
FastAIRag	—	High-speed retrieval augmented generation pipeline	RAG / Hybrid	Alpha	v0.1.1
FastAIMemory	—	Short-term & long-term conversational memory	Context Store	Alpha	v0.1.3
FastAIVectorDB	—	Zero-allocation vector database with built-in Embedder	AVX2 / JNI	Alpha	v0.1.4
FastAIMCP	—	Model Context Protocol client & stdio tool bridge	MCP	Alpha	v0.1.0
FastAIReasoner	—	Multi-step reasoning, CoT & heuristic planning	Tree-of-Thoughts	Alpha	v0.1.0
FastAIGraph	—	In-memory knowledge graph & multi-hop traversal	Entity Linking	Alpha	v0.1.0
FastAIRerank	—	Cross-encoder relevance scoring & ranking	Reranker	Alpha	v0.1.0
FastAIHybrid	—	Hybrid dense & sparse retrieval fusion	Fusion Engine	Alpha	v0.1.0
FastAIState	—	Lock-free shared agent state & blackboard memory	Shared Memory	Alpha	v0.1.1
FastAIMetrics	—	Token usage, latency profiling, cost & evaluation	Telemetry / VarInt	Alpha	v0.1.0
FastAIVision	—	Local multimodal vision & UI grounding pipeline	Qwen2-VL / SmolVLM	Alpha	v0.1.0
FastAIMatcher	—	Automated SOX compliance & hybrid rule matching	Rule Engine / VarInt	Alpha	v0.1.0

13. Vision

Module	Speed vs Java	Key Metrics	Tech	Status	Version
FastCamera	—	Native low-latency webcam capture	DirectShow	Alpha	v0.1.0
FastOCR	10× faster	WinRT OCR vs Tesseract4J	WinRT OCR	Alpha	v0.1.0
FastVision	—	Vision-Modelle / GPU-Kernels	GPU shaders	TODO	—

14. Animation

Module	Speed vs Java	Key Metrics	Tech	Status	Version
FastTween	Zero overhead	No built-in tweening	Pool	Alpha	v0.1.0
FastAnimation	Zero overhead	No built-in timelines — pure Java	Timeline	Alpha	v0.1.0

15. UI

Module	Speed vs Java	Key Metrics	Tech	Status	Version
FastTheme	❌ Java can't	Native Windows theming	WinRT, DWM	Alpha	v0.1.2
FastUI	—	Core UI building blocks	Native	Alpha	v0.1.1
FastProportion	—	Proportional layout engine	Core	Alpha	v0.1.0
FastGrid	—	High-performance grid layout	Core	Alpha	v0.1.0
FastNotification	❌ Broken	SystemTray broken → native WinRT	WinRT, Toast	Alpha	v0.1.0
FastConPTY	—	Native Windows ConPTY connector	Win32 PTY	Alpha	v0.1.0
FastTerminal	❌ Java can't	Double-buffered TUI blitting	Win32 console, JNI	Alpha	v0.1.11
FastTerminal3D	—	3D terminal renderer for Java	Terminal	Alpha	v0.1.0
FastTUI	—	Terminal UI framework for Java	Win32 Console	Alpha	v0.1.3

16. Compute

Module	Speed vs Java	Key Metrics	Tech	Status	Version
FastGPU	50–500×	GPU Compute, SPIR-V, Vulkan Compute, Zero-Copy Buffers	Vulkan, SPIR-V, OpenCL	Alpha	v0.1.0

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🎯 Philosophy

Java alone cannot do:

• ❌ Global hotkeys when unfocused
• ❌ Low-latency screen capture
• ❌ Reliable clipboard operations
• ❌ Hardware I/O access
• ❌ GPU acceleration
• ❌ Native input devices
• ❌ ..

FastJava fixes this. Mostly pure C++ accelerators. JNI bindings. Zero overhead.

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🌌 Origin Story

🌒 WHY — The Restlessness Before the First Module

Junior: "Java is slow… right? Everyone says that. Must be normal." Senior: "No. That's not a law of nature. That's just bad architecture." Designer: "I see friction. I see unnecessary layers. This feels wrong." A shift begins: acceptance → doubt → clarity. Java developers treat slowness like gravity: unavoidable, unquestioned, built into the universe. We refused that worldview. We wanted proof that "slow" wasn't a law of nature — just a habit.

🌕 HOW IT STARTED — The Moment Everything Shifted

Junior: "Let me try something small… maybe Clipboard?" Senior: "Do it native. No overhead. No framework weight." Designer: "If this is faster, it proves something bigger." FastClipboard appears. Twice as fast. Zero bugs. The mental state moves: experiment → proof → vision.

🌖 BECAUSE — The Realization That Changed Everything

Junior: "Why does everything feel heavy?" Senior: "Because Java isn't slow — only the layers above it are." Designer: "The language isn't the problem. The design of the tools is." The shift continues: frustration → analysis → realization. Java's "write once, run anywhere" became "write once, run slow everywhere." Native code isn't the enemy — unnecessary abstraction is.

🌑 THEREFORE — The Reason FastJava Exists

Junior: "Can't we just make this better?" Senior: "Yes. Minimal overhead. Native where it matters. Java where it makes sense." Designer: "This isn't a framework. It's a counter-design." The state settles: desire → decision → identity. Maximum performance through minimal overhead. JNI where it matters. Pure Java where it doesn't.

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⚡ The Truth About Speed

I run the benchmarks myself. I don't negotiate with numbers. I don't sweet-talk performance. I don't pretend something is fast because I want it to be. Speed doesn't care about opinions — only measurements. I can't lie to myself, because the CPU won't lie back. Faster is faster. Slower is slower. Reality is binary at that level.

This isn't about money. This isn't about hype. This isn't about selling anything.

This is about quality — the kind you can't fake, can't market, can't decorate. The kind you can only prove.

FastJava exists because truth shows up in microseconds, not in slogans.

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🚧 Current Status

[ALPHA] — APIs may change. Not production-ready yet.

• ✅ 72 Active Repositories — Available now on GitHub & JitPack
• 🚧 Coming Soon — Audio, Vision, AI, Advanced System (2026-2027)
• 🔄 Planned — Full 80+ module pipeline
• ✅ Windows fully supported — Linux/macOS in progress

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Part of the FastJava Ecosystem — Making the JVM faster. Small package. Maximum speed. Zero bloat. 🚀📋