nteract/hydrogen

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:atom: Run code interactively, inspect data, and plot. All the power of Jupyter kernels, inside your favorite text editor.

Stars: 4k
Forks: 339
Open beginner issues: 0
Indexed issues: 168

Dominant language: TypeScript
License: MIT
Last GitHub push: Jul 19, 2026
Latest indexed: Sep 19, 2026
Contributing guide: Contributing guide
Code of conduct: Code of conduct
Beginner labels: help wanted good first issue
PR merge metrics: No merged PRs in 30d

Beginner friendly Everything

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168 open issues indexed

Publish Hydrogen to Pulsar Package Repository Open

bug :bug: pull-request-welcome

Difficulty 4/5 3-5 days Newbie friendliness 38/100

nteract/hydrogen#2177 · 10 comments · 7 reactions · Opened Nov 10, 2023
[18:30] r p npm WARN deprecated har-validator@5.1.5: this library is no longer supported [18:31] r p npm WARN deprecated uuid@3.4.0: Please upgrade to version 7 or higher. Older versions may use Math.random() in certain circumstances, which is known to be problematic [18:31] r p npm WARN deprecated uuid@3.4.0: Please upgrade to version 7 or higher. Older versions may use Math.random() in certain circumstances, which is known to be problematic Open

bug :bug:

Difficulty 3/5 1-2 days Newbie friendliness 15/100

nteract/hydrogen#2168 · Opened Jun 27, 2023
Newly installed python modules cannot be found by hydrogen in pulsar Open

bug :bug:

Difficulty 4/5 3-5 days Newbie friendliness 20/100

nteract/hydrogen#2167 · Opened Jun 16, 2023
can't rebuild zeromq for pulsar Open

bug :bug:

Difficulty 4/5 3-5 days Newbie friendliness 20/100

nteract/hydrogen#2166 · 1 reaction · Opened Jun 1, 2023
SCRIPT WONT EXECUTE. Open

Difficulty 5/5 Over a week Newbie friendliness 10/100

nteract/hydrogen#2165 · Opened May 27, 2023
Hi, If the notebook in "not trusted" mode. Just click on it and make it trusted then save the file. It will work fine. Open

Difficulty 3/5 1-2 days Newbie friendliness 15/100

nteract/hydrogen#2164 · Opened Apr 3, 2023
TypeError when using hydrogen with pulsar Open

bug :bug:

Difficulty 3/5 1-2 days Newbie friendliness 35/100

nteract/hydrogen#2163 · 4 comments · Opened Jan 21, 2023
Uncaught Error: Cannot find module 'lodash/debounce'Require stack:- $ATOM_HOME/packages\Hydroge... Open

Difficulty 3/5 1-2 days Newbie friendliness 30/100

nteract/hydrogen#2156 · 3 comments · Opened Jul 21, 2022
Interactive input in output area Open

enhancement :star2:

Difficulty 5/5 Over a week Newbie friendliness 25/100

nteract/hydrogen#2154 · Opened May 24, 2022
Hydrogen@2.16.3 failed Open

bug :bug:

Difficulty 4/5 3-5 days Newbie friendliness 25/100

nteract/hydrogen#2153 · Opened May 3, 2022
npm WARN deprecated uuid@3.4.0 Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

nteract/hydrogen#2151 · 2 comments · Opened Apr 2, 2022
fialedto activate Open

bug :bug:

Difficulty 4/5 3-5 days Newbie friendliness 5/100

nteract/hydrogen#2150 · 1 reaction · Opened Apr 1, 2022
hydrogen fails to install on Atom Open

Difficulty 3/5 1-2 days Newbie friendliness 25/100

nteract/hydrogen#2149 · 2 comments · Opened Apr 1, 2022
Kernel for converted .ipynb files always opens in user's home directory Open

bug :bug:

Difficulty 3/5 1-2 days Newbie friendliness 42/100

nteract/hydrogen#2148 · Opened Mar 31, 2022
import error for numpy on Apple M1 with python 3.8 Open

bug :bug:

Difficulty 4/5 3-5 days Newbie friendliness 25/100

nteract/hydrogen#2147 · 6 comments · 1 reaction · Opened Mar 23, 2022
Markdown cells could support <br> as line breaks Open

enhancement :star2:

Difficulty 4/5 3-5 days Newbie friendliness 35/100

nteract/hydrogen#2146 · Opened Mar 2, 2022
Make Hydrogen remember which kernel to use Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

nteract/hydrogen#2145 · Opened Feb 18, 2022
Hydrogen successfully installed but can't execute on Atom Open

Difficulty 3/5 1-2 days Newbie friendliness 25/100

nteract/hydrogen#2143 · 1 comment · Opened Feb 10, 2022
No Output From Code (Kernel in Updated Kernels, But "No Running Kernels") Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

nteract/hydrogen#2142 · Opened Jan 14, 2022
Cant download Open

Difficulty 4/5 3-5 days Newbie friendliness 15/100

nteract/hydrogen#2140 · Opened Dec 15, 2021
ArchLinux. @aminya/zeromq install error Open

bug :bug:

Difficulty 4/5 3-5 days Newbie friendliness 25/100

nteract/hydrogen#2139 · 10 comments · 1 reaction · Opened Dec 8, 2021
Uncaught Error: Kernel is dead Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

nteract/hydrogen#2137 · Opened Nov 21, 2021
Uncaught Error: Cannot find module '$ATOM_HOME/packages\Hydrogen\node_modules\react-table\lib\ind... Open

Difficulty 3/5 1-2 days Newbie friendliness 15/100

nteract/hydrogen#2133 · 2 comments · Opened Sep 30, 2021
token not working in jupyter kernelgateway Open

bug :bug:

nteract/hydrogen#2132 · 11 comments · 3 reactions · 1 assignee · Opened Sep 27, 2021
Uncaught Error: Cannot find module './mobx.min.js'Require stack:- $ATOM_HOME/packages\Hydrogen\... Open

Difficulty 3/5 1-2 days Newbie friendliness 25/100

nteract/hydrogen#2131 · Opened Sep 19, 2021
Issue running Hydrogen-python variable explorer Open

Difficulty 5/5 Over a week Newbie friendliness 15/100

nteract/hydrogen#2130 · Opened Sep 7, 2021
stop just current execution code Open

enhancement :star2:

Difficulty 5/5 Over a week Newbie friendliness 20/100

nteract/hydrogen#2129 · Opened Aug 20, 2021
run-cell shortcut not working in R Markdown? Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

nteract/hydrogen#2127 · Opened Aug 17, 2021
Hydrogen does not find Stata_kernel, although it is installed and works fine with Jupyter Open

bug :bug:

Difficulty 4/5 3-5 days Newbie friendliness 20/100

nteract/hydrogen#2126 · 1 comment · Opened Aug 16, 2021
Image insert and display Open

enhancement :star2:

Difficulty 5/5 Over a week Newbie friendliness 30/100

nteract/hydrogen#2125 · Opened Aug 13, 2021
Hydrogen package unable to import Pandas showing ModuleNotFoundError Open

bug :bug: help wanted

Difficulty 4/5 3-5 days Newbie friendliness 25/100

nteract/hydrogen#2124 · 6 comments · Opened Aug 11, 2021
Outdated link - error 404 Open

documentation :page_with_curl:

Difficulty 1/5 Under an hour Newbie friendliness 35/100

nteract/hydrogen#2120 · 2 comments · Opened Jun 8, 2021
why does the unit tests mock kernelSpecs with a string Open

todo :spiral_notepad:

Difficulty 3/5 1-2 days Newbie friendliness 25/100

nteract/hydrogen#2115 · Opened Jun 1, 2021
reuses the SelectListView! Open

todo :spiral_notepad:

Difficulty 3/5 1-2 days Newbie friendliness 25/100

nteract/hydrogen#2114 · Opened Jun 1, 2021
Hydrogen not showing result in Atom Open

bug :bug:

Difficulty 4/5 3-5 days Newbie friendliness 25/100

nteract/hydrogen#2112 · 4 comments · Opened May 29, 2021
use @aminya/xmlhttprequest Open

todo :spiral_notepad:

Difficulty 2/5 1-3 hours Newbie friendliness 35/100

nteract/hydrogen#2111 · Opened May 28, 2021
fix the types for XMLHttpRequest Open

todo :spiral_notepad:

Difficulty 2/5 1-3 hours Newbie friendliness 35/100

nteract/hydrogen#2105 · Opened May 18, 2021
verify MinimalServerConnectionSettings's type Open

todo :spiral_notepad:

Difficulty 2/5 1-3 hours Newbie friendliness 35/100

nteract/hydrogen#2104 · Opened May 18, 2021
payload is not used in KernelCommand Open

todo :spiral_notepad:

Difficulty 2/5 1-3 hours Newbie friendliness 35/100

nteract/hydrogen#2103 · Opened May 18, 2021
`# %% [markdown]` is not recognized Open

bug :bug:

Difficulty 3/5 1-2 days Newbie friendliness 35/100

nteract/hydrogen#2097 · 5 comments · Opened May 10, 2021
Uncaught Error: The module '$ATOM_HOME/packages/Hydrogen/node_modules/@aminya/zeromq/build/Releas... Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

nteract/hydrogen#2095 · 1 comment · Opened Apr 29, 2021
fix toJS Open

todo :spiral_notepad:

Difficulty 3/5 1-2 days Newbie friendliness 25/100

nteract/hydrogen#2072 · Opened Apr 13, 2021
Add visual representation of the running block/line Open

enhancement :star2:

Difficulty 5/5 Over a week Newbie friendliness 25/100

nteract/hydrogen#2065 · Opened Apr 10, 2021
Scrollbar feature for long outputs Open

enhancement :star2:

Difficulty 4/5 3-5 days Newbie friendliness 30/100

nteract/hydrogen#2058 · 1 comment · Opened Feb 18, 2021
Axis ratio of plot changes in dock (pandas - matplotlib) Open

bug :bug:

Difficulty 3/5 1-2 days Newbie friendliness 35/100

nteract/hydrogen#2056 · Opened Feb 10, 2021
Allow option to disable output Open

enhancement :star2:

Difficulty 4/5 3-5 days Newbie friendliness 25/100

nteract/hydrogen#2050 · 1 reaction · Opened Feb 1, 2021
unable to verify the first certificate Open

bug :bug:

Difficulty 4/5 3-5 days Newbie friendliness 15/100

nteract/hydrogen#2047 · 1 comment · Opened Jan 26, 2021
Scrolling output in dock no longer works Open

bug :bug:

Difficulty 3/5 1-2 days Newbie friendliness 35/100

nteract/hydrogen#2045 · 8 comments · Opened Jan 15, 2021
Giant IPKernelApp Error Popping Up in Atom Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

nteract/hydrogen#2044 · 3 comments · 1 reaction · Opened Jan 12, 2021
Latex (mathjax) not rendering for lots of outputs via "run all" Open

bug :bug:

Difficulty 4/5 3-5 days Newbie friendliness 30/100

nteract/hydrogen#2037 · Opened Dec 25, 2020

nteract/hydrogen

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