SharpAstro 

Pure-managed JPEG XL (.jxl) codec for .NET. Clean-room implementation against ISO/IEC 18181, validated against the Magick.NET (libjxl) oracle. AOT-compatible.

Terminal application toolkit for .NET: dock-based layouts that recompute on resize, a widget set (text bars, scrollable lists, tree views, text areas, menus, Markdown), mouse and keyboard input, VT styling, and... More information

Gain-map ("Ultra HDR") JPEG support: read, assemble, and generate Adobe hdrgm 1.0 / Android Ultra HDR v1 gain-map JPEGs (GContainer XMP + MPF, the form Chromium renders as HDR). Splices metadata around baseline... More information

Implements accessing the QHYCCD cameras using .NET

Native vendor device drivers for TianWen: ZWO (ASI cameras, EAF focusers, EFW filter wheels) and QHYCCD (cameras, filter wheels, QFOC focusers), over the vendors' own SDKs. Reference this alongside TianWen.Lib... More information

Splice an ICC profile (APP2 segment) into an existing JPEG byte stream produced by any encoder. Pure-managed, AOT-compatible, single-segment ICC only (up to 65519-byte profiles). Note: this is NOT a JPEG codec... More information

Reader and writer for the SER planetary-imaging video format (Lucam Recorder, spec v3), with memory-mapped frame-accurate random access and per-frame timestamps. Pure managed, AOT/trim friendly.

Pure-managed lzip (LZMA1) codec: a fast, AOT/trim-friendly compressor and decompressor for the lzip container format, including multi-member files with parallel decode and -b-style member splitting. Output is... More information

Desktop app-shell plumbing for single-window native applications: a named-pipe single-instance gate that hands a later launch's file to the already-running process, scoped by whatever identity the app chooses... More information

WebGL2 rendering backend for DIR.Lib's Renderer<TSurface> — Blazor WebAssembly, command-buffer JS interop, MSDF text via the shared SdfFontAtlas core. AOT compatible.

Native WebView2Loader.dll assets (win-x64 / win-arm64 / win-x86) for SdlVulkan.Renderer.WebView. The loader is Microsoft's, under the WebView2 SDK's license, included as THIRD-PARTY-NOTICES.txt.

Implements accessing Player One cameras and filter wheels using .NET

Cross-platform native WebView (WebView2 / WebKitGTK / WKWebView) hosted inside an SdlVulkan.Renderer window.

Implements accessing ToupTek cameras, and the rebadged families on the same SDK, using .NET

MCP server that discovers running Debug-build SDL3+Vulkan apps (built on SdlVulkan.Renderer) on this machine and the LAN and lets an AI agent inspect, screenshot, and drive their live UI.

Zero-dependency LAN peer discovery: a symmetric UDP announce beacon + self-expiring peer table over a shared broadcast domain, filtered by service name, with a stable-node-id concept and an extensible property... More information

Serial port I/O that does one job well: cancellable, deadline-honouring reads and writes that never abort spuriously (the CH34x ERROR_OPERATION_ABORTED trap of System.IO.Ports async reads), a bounded open and... More information

Pure-managed OpenType text-shaping adapter for DIR.Lib: an ITextShaper backed by SharpAstro.Fonts.Shaping (script itemization, GSUB/GPOS, Arabic joining, RTL). Optional satellite — DIR.Lib core stays... More information

Pure-managed OpenType text-shaping engine (GSUB/GPOS/GDEF) over SharpAstro.Fonts. AOT-compatible, no native dependencies. Staged scope: OT-layout core, ligatures/kerning/marks, Arabic joining; Indic/USE out of... More information

SharpAstro fork of StbImageSharp — pure-managed C# port of stb_image.h. Decodes JPG (baseline), PNG, BMP, TGA, PSD, GIF, HDR. AOT-compatible, no native binaries.