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- lastra-convert-py Public
CLI converter for the Lastra columnar time series file format. Parquet / CSV / Arrow
↔️ Lastra round-trips. - lastra-convert Public
Convert time series from/to Parquet,Lastra and CSV format. CLI with auto-detection and Java API.
- lastra-java Public
QTSurfer Lastra: columnar time series format with per-column codecs, row groups, and CRC32 integrity. ALP/Gorilla/Pongo for doubles, delta-varint for timestamps, ZSTD/gzip for binary. Java 11+
- alp-py Public
Python implementation of the ALP (Adaptive Lossless Floating-Point) compression codec for double-precision arrays. Bit-exact compatible with alp-java
- alp-java Public
Pure Java implementation of the ALP (Adaptive Lossless floating-Point) compression algorithm (Afroozeh & Boncz, SIGMOD 2024). Zero dependencies, streaming API, Java 11+
- sdk-ts Public
Opinionated TypeScript SDK for QTSurfer — workflow orchestration, domain objects, normalized errors over the API client.
- api-client-ts Public
Auto-generated TypeScript API client for the QTSurfer API. Tree-shakeable, fully typed, native fetch based.
- mcp-java Public
MCP server for QTSurfer — exposes backtesting and market data as AI tools over stdio JSON-RPC 2.0. Works with Claude Code, Codex, and any MCP client.
- sdk-java Public
Opinionated Java SDK for the QTSurfer API. Async workflow orchestration over api client, Failsafe policies, CompletableFuture. JDK 17+.
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