Qavren 

DI-first hosting core for Qavren.Edge: builder, ordered startup tasks, lifecycle hub, paths, and diagnostics.

SQLite for Qavren.Edge: pragma-tuned connections, explicit migrations, and sqlite-vec / FTS5 helpers that emit plain SQL.

Native SQLite with sqlite-vec compiled in, for Qavren.Edge. Includes runtime libraries for Windows, Linux, macOS, Mac Catalyst, Android and iOS.

A Microsoft.Extensions.VectorData provider over sqlite-vec and FTS5 for Qavren.Edge, with true rowid pre-filtering and reciprocal-rank-fusion hybrid search.

ONNX Runtime hosting for Qavren.Edge: OrtEnv bootstrap, a ref-counted session host, execution-provider policy, a no-backup model root, verified model provisioning, and a device resource monitor.

File-to-collection ingestion for Qavren.Edge: streaming extraction, token-budgeted structure-aware chunking, xxHash128 content addressing, incremental re-index, and a budget-driven runner that suspends on a... More information

Generated SQLitePCLRaw ISQLite3Provider for the Qavren.Edge native SQLite build.

A retrieval-augmented generation recipe for Microsoft.Extensions.AI: a DelegatingChatClient that retrieves through any Microsoft.Extensions.VectorData collection, assembles a numbered context block under a... More information

On-device text embeddings for Qavren.Edge: a Microsoft.Extensions.AI IEmbeddingGenerator over ONNX Runtime, with WordPiece tokenization, masked pooling, L2 normalisation, batching, and pinned model presets.

DOCX text extraction for Qavren.Edge.Ingestion, over DocumentFormat.OpenXml. Outline-level heading detection, run merging, and an OpenXmlPartReader streaming path above 8 MiB. Separate from the core because the... More information

PDF text extraction for Qavren.Edge.Ingestion, over PdfPig. Page-at-a-time and stream-only, with scanned-page detection. PdfPig is Apache-2.0, which is why this extractor is a separate package.

Bridges Qavren.Edge.Ingestion to the ONNX embedding stack: a chunk tokenizer over IEdgeTokenizer, a throttle over IEdgeResourceMonitor, and a chunk budget derived from the resolved EmbeddingPreset.

On-device chat for Qavren.Edge: a Microsoft.Extensions.AI IChatClient over ONNX Runtime GenAI, with a KV-cache-aware memory budget, consent-gated model provisioning, thermal-paced streaming and honest per-turn... More information

MAUI lifecycle bridge for Qavren.Edge: UseQavrenEdge(), FileSystem-backed paths, and platform lifecycle and memory-pressure mapping.

Thin ASP.NET Core JWT bearer wiring for Qavren (Keycloak) realms. Convention over configuration, fail closed.

SQLCipher + LibTomCrypt build of native SQLite with sqlite-vec compiled in, for Qavren.Edge.

One-line install for the common Qavren.Edge case: hosting core, SQLite with sqlite-vec, and the plain native library. Add Qavren.Edge.Maui for MAUI lifecycle, or swap the native package for... More information

Microsoft.Extensions.DataIngestion interop for Qavren.Edge.Ingestion, in both directions. Prerelease only: it references a prerelease abstractions package and ships on that package's cadence, so the stable core... More information