The D. E. Shaw Group

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Overview
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README.md

The D. E. Shaw group is a global investment and technology development firm founded in 1988. We're an active user of open source software, and we support the open source community by funding software initiatives, contributing ideas and features to existing projects, and releasing our own innovative tools.

If you're a curious mind, we'd love to hear from you. Check out our open roles at https://www.deshaw.com/careers.

Popular repositories Loading

pyflyby pyflyby Public

A set of productivity tools for Python. Learn more at https://www.deshaw.com/library/desco-quansight-improving-jupyter-efficiency

Python 493 69
jupyterlab-execute-time jupyterlab-execute-time Public

A JupyterLab extension for displaying cell timings

Jupyter Notebook 403 52
gulp-jsdoc3 gulp-jsdoc3 Public

A JSDoc 3 plugin for gulp

JavaScript 134 38
versioned-hdf5 versioned-hdf5 Public

Versioned HDF5 provides a versioned abstraction on top of h5py. Learn more at https://www.deshaw.com/library/desco-quansight-introducing-versioned-hdf5

Python 112 29
procfd procfd Public

Linux lsof replacement to list open file descriptors for processes

Rust 82 6
pjrmi pjrmi Public

PJRmi is an API for performing Remote Method Invocation (RMI, aka RPC) in a Java process from a Python one.

Java 64 13

Repositories

Type Language Sort

versioned-hdf5 Public
Versioned HDF5 provides a versioned abstraction on top of h5py. Learn more at https://www.deshaw.com/library/desco-quansight-introducing-versioned-hdf5

deshaw/versioned-hdf5's past year of commit activity

Python 112 29 33 2 Updated Aug 28, 2026
pyflyby Public
A set of productivity tools for Python. Learn more at https://www.deshaw.com/library/desco-quansight-improving-jupyter-efficiency

deshaw/pyflyby's past year of commit activity

Python 493 69 29 4 Updated Aug 28, 2026
jupyterlab-pyflyby Public
A labextension to integrate pyflyby with notebooks

deshaw/jupyterlab-pyflyby's past year of commit activity

TypeScript 14 BSD-3-Clause 10 0 3 Updated Aug 26, 2026
nixpkgs Public Forked from NixOS/nixpkgs
Nix Packages collection

deshaw/nixpkgs's past year of commit activity

Nix 8 MIT 20,159 0 0 Updated Aug 25, 2026
ksmm Public
Manage kernelspecs from within JupyterLab

deshaw/ksmm's past year of commit activity

CSS 19 MIT 13 9 6 Updated Jul 15, 2026
jupyterlab-notify Public
JupyterLab extension to notify cell completion

deshaw/jupyterlab-notify's past year of commit activity

TypeScript 18 BSD-3-Clause 6 2 6 Updated Jul 15, 2026
jupyterlab-skip-traceback Public
Render collapsible JupyterLab errors with copy-paste functionality

deshaw/jupyterlab-skip-traceback's past year of commit activity

TypeScript 28 BSD-3-Clause 7 2 6 Updated Jul 1, 2026
jupyterlab-limit-output Public
Limit long text output for a single JupyterLab mime render.

deshaw/jupyterlab-limit-output's past year of commit activity

Jupyter Notebook 13 BSD-3-Clause 7 1 1 Updated Jun 10, 2026
jupyterlab-execute-time Public
A JupyterLab extension for displaying cell timings

deshaw/jupyterlab-execute-time's past year of commit activity

Jupyter Notebook 403 BSD-3-Clause 52 11 1 Updated Jun 1, 2026
pjrmi Public
PJRmi is an API for performing Remote Method Invocation (RMI, aka RPC) in a Java process from a Python one.

deshaw/pjrmi's past year of commit activity

Java 64 BSD-3-Clause 13 1 3 Updated May 27, 2026