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1. tpch-query-engine tpch-query-engine Public

   A C++ columnar query engine implementing all 22 TPC-H benchmark queries using a custom DSL

   C++

2. databrickslabs/tempo databrickslabs/tempo Public

   API for manipulating time series on top of Apache Spark: lagged time values, rolling statistics (mean, avg, sum, count, etc), AS OF joins, downsampling, and interpolation

   Jupyter Notebook 345 59

3. knobiknows/all-the-bufo knobiknows/all-the-bufo Public

   All the bufo emojis you could possibly ask for

   Python 468 74

4. agentsh agentsh Public

   A from-scratch secure sandbox for running untrusted / AI-agent commands: allowlist policy engine, in-memory virtual filesystem, multi-agent message bus, and a queryable audit trail (C).

   C