DouglasNeuroInformatics/OpenDataCapture

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An electronic data capture platform for administering remote and in-person clinical instruments

Is DouglasNeuroInformatics/OpenDataCapture beginner-friendly?

The maintainers of DouglasNeuroInformatics/OpenDataCapture usually reply to a pull request within 1 day. 21 beginner-friendly issues are open now.

Stars: 119
Forks: 19
Open beginner issues: 21
Indexed issues: 229
Avg merge: 1d 2h
Merged PRs (30d): 56

Dominant language: TypeScript
License: Apache-2.0
Last GitHub push: Oct 6, 2026
Latest indexed: Oct 7, 2026
Contributing guide: Contributing guide
Code of conduct: No code of conduct
Beginner labels: good first issue

How to contribute to DouglasNeuroInformatics/OpenDataCapture

Read the contributing guide first: it says how the maintainers want changes proposed, tested and reviewed.
It ships a Dockerfile or Docker Compose file, so you can run it without installing its whole toolchain.
Your contributions will be published under the project's Apache-2.0 license.
Pick one of the 21 open beginner-friendly issues below and comment that you want to work on it before you start.

Beginner friendly Everything

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Issues somebody may already be working on are listed last. List everything by date

Playground static-assets example throws ReferenceError on Submit because message is undefined, hidden by another example's ambient global
Open
- Is something wrong?
Area: Playground Bug Difficulty: Low Good First Issue Priority: Low

Difficulty 2/5 1-3 hours Newbie friendliness 85/100

DouglasNeuroInformatics/OpenDataCapture#1805 · Opened Oct 7, 2026

Maintainers usually reply within 1 day
serve-instrument exits when an instrument directory is deleted or a request URL has a malformed percent-escape
Open
- Is something wrong?
Area: Instruments Bug Difficulty: Low Good First Issue Priority: Low

Difficulty 3/5 1-2 days Newbie friendliness 82/100

DouglasNeuroInformatics/OpenDataCapture#1804 · Opened Oct 7, 2026

Maintainers usually reply within 1 day
API stores form instruments that import React, which the web app and gateway then refuse to render
Open
- Is something wrong?
Area: API Bug Difficulty: Low Priority: Low

Difficulty 3/5 1-2 days Newbie friendliness 74/100

DouglasNeuroInformatics/OpenDataCapture#1803 · Opened Oct 7, 2026

Maintainers usually reply within 1 day
Instruments that guard DOM access with typeof window cannot be uploaded, because the bundle shadows window with a throwing Proxy
Open
- Is something wrong?
Area: Instruments Bug Difficulty: Medium Priority: Low

Difficulty 3/5 1-2 days Newbie friendliness 75/100

DouglasNeuroInformatics/OpenDataCapture#1802 · Opened Oct 7, 2026

Maintainers usually reply within 1 day
A React 18 instrument that imports only [email protected] has its JSX compiled against React 19 and fails to render
Open
- Is something wrong?
Area: Instruments Bug Difficulty: Low Priority: Low

Difficulty 2/5 1-3 hours Newbie friendliness 88/100

DouglasNeuroInformatics/OpenDataCapture#1801 · Opened Oct 7, 2026

Maintainers usually reply within 1 day
Every failed instrument build reports an extra "Cannot read properties of undefined (reading 'inputs')" error from the bundler plugin
Open
- Is something wrong?
Area: Instruments Bug Difficulty: Low Good First Issue Priority: Low

Difficulty 2/5 1-3 hours Newbie friendliness 85/100

DouglasNeuroInformatics/OpenDataCapture#1800 · Opened Oct 7, 2026

Maintainers usually reply within 1 day
Importing a subpath of a scoped runtime package, such as /runtime/v1/@opendatacapture/runtime-core/constants, resolves to a nonexistent .../index.js
Open
- Is something wrong?
Area: Instruments Bug Difficulty: Low Good First Issue Priority: Low

Difficulty 2/5 1-3 hours Newbie friendliness 84/100

DouglasNeuroInformatics/OpenDataCapture#1799 · Opened Oct 7, 2026

Maintainers usually reply within 1 day
Interactive static assets stop loading after the browser stops the idle service worker, which keeps them only in memory
Open
- Is something wrong?
Area: Instruments Bug Difficulty: Medium Priority: Medium

Difficulty 3/5 1-2 days Newbie friendliness 76/100

DouglasNeuroInformatics/OpenDataCapture#1797 · Opened Oct 7, 2026

Maintainers usually reply within 1 day
Interactive static assets imported as SVG, MP3 or MP4 never load because the service worker rejects their data URLs
Open
- Is something wrong?
Area: Instruments Bug Difficulty: Low Good First Issue Priority: Medium

Difficulty 3/5 1-2 days Newbie friendliness 84/100

DouglasNeuroInformatics/OpenDataCapture#1796 · Opened Oct 7, 2026

Maintainers usually reply within 1 day
Every interactive instrument's iframe stays in memory after it closes, retained by a theme observer on the parent document
Open
- Is something wrong?
Area: Instruments Bug Difficulty: Low Performance Priority: Medium

Difficulty 2/5 1-3 hours Newbie friendliness 83/100

DouglasNeuroInformatics/OpenDataCapture#1795 · Opened Oct 7, 2026

Maintainers usually reply within 1 day
API and gateway runtime images ship the full Node build image with gcc, git and turbo, tripling their size
Open
- Is something wrong?
Area: Infrastructure Difficulty: Medium Enhancement Performance Priority: Low Security

Difficulty 3/5 1-2 days Newbie friendliness 75/100

DouglasNeuroInformatics/OpenDataCapture#1794 · Opened Oct 7, 2026

Maintainers usually reply within 1 day
French docs sidebar shows English section labels
Open
- Is something wrong?
Area: Outreach Bug Difficulty: Low Good First Issue Priority: Low

Difficulty 4/5 3-5 days Newbie friendliness 58/100

DouglasNeuroInformatics/OpenDataCapture#1793 · Opened Oct 7, 2026

Maintainers usually reply within 1 day
Gateway container runs its internet-facing server as root
Open
- Is something wrong?
Area: Infrastructure Bug Difficulty: Medium Priority: Medium Security

Difficulty 4/5 1-2 days Newbie friendliness 55/100

DouglasNeuroInformatics/OpenDataCapture#1792 · Opened Oct 7, 2026

Maintainers usually reply within 1 day
Security reference says standard users cannot read any data and unannotated routes default to admin-only
Open
- Is something wrong?
Area: Outreach Bug Difficulty: Low Priority: Medium Security

Difficulty 2/5 1-3 hours Newbie friendliness 82/100

DouglasNeuroInformatics/OpenDataCapture#1791 · Opened Oct 7, 2026

Maintainers usually reply within 1 day
Architecture and Web reference pages describe packages and folders that no longer exist
Open
- Is something wrong?
Area: Outreach Bug Difficulty: Low Priority: Low

Difficulty 2/5 1-3 hours Newbie friendliness 82/100

DouglasNeuroInformatics/OpenDataCapture#1790 · Opened Oct 7, 2026

Maintainers usually reply within 1 day
How to Upload Data guide opens with the Visualize Data text, and two .md pages render a raw <steps> element
Open
- Is something wrong?
Area: Outreach Bug Difficulty: Low Good First Issue Priority: Low

Difficulty 2/5 1-3 hours Newbie friendliness 78/100

DouglasNeuroInformatics/OpenDataCapture#1789 · Opened Oct 7, 2026

Maintainers usually reply within 1 day
Get Started guide says a new session ends the current one and that the group selector is on the Dashboard
Open
- Is something wrong?
Area: Outreach Bug Difficulty: Low Good First Issue Priority: Low

Difficulty 1/5 1-3 hours Newbie friendliness 88/100

DouglasNeuroInformatics/OpenDataCapture#1788 · Opened Oct 7, 2026

Maintainers usually reply within 1 day
Development and deployment tutorials leave file storage enabled but unconfigured, so pnpm dev crashes and deployed file uploads target localhost
Open
- Is something wrong?
Area: Outreach Bug Difficulty: Low Priority: High

Difficulty 2/5 1-3 hours Newbie friendliness 72/100

DouglasNeuroInformatics/OpenDataCapture#1787 · Opened Oct 7, 2026

Maintainers usually reply within 1 day
Issues workflow fails on every opened issue because issues.cjs is called without its arguments
Open
- Is something wrong?
Area: Infrastructure Bug Difficulty: Low Good First Issue Priority: Low

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

DouglasNeuroInformatics/OpenDataCapture#1786 · Opened Oct 7, 2026

Maintainers usually reply within 1 day
Datahub Collected filter labels rolling windows as This week, This month and This year
Open
- Is something wrong?
Area: Web Bug Difficulty: Low Good First Issue Priority: Low

Difficulty 2/5 1-3 hours Newbie friendliness 88/100

DouglasNeuroInformatics/OpenDataCapture#1785 · Opened Oct 7, 2026

Maintainers usually reply within 1 day
Runtime Core API index links to namespace pages that the typedoc plugin deletes
Open
- Is something wrong?
Area: Outreach Bug Difficulty: Low Priority: Medium

Difficulty 2/5 1-3 hours Newbie friendliness 80/100

DouglasNeuroInformatics/OpenDataCapture#1784 · Opened Oct 7, 2026

Maintainers usually reply within 1 day
Dashboard Records & Sessions chart has no legend, so its two series can only be told apart by colour
Open
- Is something wrong?
Area: Web Bug Difficulty: Low Good First Issue Priority: Low

Difficulty 2/5 1-3 hours Newbie friendliness 88/100

DouglasNeuroInformatics/OpenDataCapture#1782 · Opened Oct 7, 2026

Maintainers usually reply within 1 day
odc-cli instruments list --kind rejects FILE and SERIES
Open
- Is something wrong?
Area: Infrastructure Bug Difficulty: Low Good First Issue Priority: Low

Difficulty 2/5 1-3 hours Newbie friendliness 88/100

DouglasNeuroInformatics/OpenDataCapture#1783 · Opened Oct 7, 2026

Maintainers usually reply within 1 day
Get Started guide and v2.0 blog post link to pages the site does not build
Open
- Is something wrong?
Area: Outreach Bug Difficulty: Low Good First Issue Priority: Medium

Difficulty 2/5 1-3 hours Newbie friendliness 85/100

DouglasNeuroInformatics/OpenDataCapture#1781 · Opened Oct 7, 2026

Maintainers usually reply within 1 day
Closed mobile menu stays in the keyboard tab order, and the site's icon-only buttons have no accessible name
Open
- Is something wrong?
Area: Outreach Bug Difficulty: Low Priority: Medium

Difficulty 2/5 1-3 hours Newbie friendliness 78/100

DouglasNeuroInformatics/OpenDataCapture#1780 · Opened Oct 7, 2026

Maintainers usually reply within 1 day
odc-cli crashes with a TypeError traceback when an error response has an empty body
Open
- Is something wrong?
Area: Infrastructure Bug Difficulty: Low Good First Issue Priority: Low

Difficulty 2/5 1-3 hours Newbie friendliness 85/100

DouglasNeuroInformatics/OpenDataCapture#1779 · Opened Oct 7, 2026

Maintainers usually reply within 1 day
Marketing pages offer no language or theme switch below 768px
Open
- Is something wrong?
Area: Outreach Bug Difficulty: Low Priority: Medium

Difficulty 3/5 1-2 days Newbie friendliness 63/100

DouglasNeuroInformatics/OpenDataCapture#1778 · Opened Oct 7, 2026

Maintainers usually reply within 1 day
Marketing site loads its analytics script over http, so browsers block it and no visits are recorded
Open
- Is something wrong?
Area: Outreach Bug Difficulty: Low Good First Issue Priority: Medium

Difficulty 1/5 Under an hour Newbie friendliness 94/100

DouglasNeuroInformatics/OpenDataCapture#1777 · Opened Oct 7, 2026

Maintainers usually reply within 1 day
Blog index page title reads "Open Data Capture - Open Data Capture"
Open
- Is something wrong?
Area: Outreach Bug Difficulty: Low Good First Issue Priority: Low

Difficulty 1/5 Under an hour Newbie friendliness 92/100

DouglasNeuroInformatics/OpenDataCapture#1775 · Opened Oct 7, 2026

Maintainers usually reply within 1 day
odc-cli crashes with "'staticmethod' object is not callable" on Python 3.8 and 3.9, which it claims to support
Open
- Is something wrong?
Area: Infrastructure Bug Difficulty: Low Good First Issue Priority: Medium

Difficulty 2/5 1-3 hours Newbie friendliness 78/100

DouglasNeuroInformatics/OpenDataCapture#1776 · Opened Oct 7, 2026

Maintainers usually reply within 1 day
Manage Group has no section for FILE instruments, so they cannot be enabled or disabled for a group
Open
- Is something wrong?
Area: Web Bug Difficulty: Low Priority: Medium

Difficulty 2/5 1-3 hours Newbie friendliness 85/100

DouglasNeuroInformatics/OpenDataCapture#1774 · Opened Oct 7, 2026

Maintainers usually reply within 1 day
Switching a blog post to French leads to a 404, because the language menu links to a post URL that is never built
Open
- Is something wrong?
Area: Outreach Bug Difficulty: Low Priority: Medium

Difficulty 2/5 1-3 hours Newbie friendliness 84/100

DouglasNeuroInformatics/OpenDataCapture#1773 · Opened Oct 7, 2026

Maintainers usually reply within 1 day
Draft blog posts are published and listed in the sitemap
Open
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Area: Outreach Bug Difficulty: Low Good First Issue Priority: Medium

Difficulty 2/5 1-3 hours Newbie friendliness 88/100

DouglasNeuroInformatics/OpenDataCapture#1772 · Opened Oct 7, 2026

Maintainers usually reply within 1 day
Web image serves index.html without Cache-Control and answers missing assets with index.html, so the app loads blank after an upgrade
Open
- Is something wrong?
Area: Infrastructure Bug Difficulty: Low Priority: Medium

Difficulty 2/5 1-3 hours Newbie friendliness 79/100

DouglasNeuroInformatics/OpenDataCapture#1771 · Opened Oct 7, 2026

Maintainers usually reply within 1 day
Instrument content on record, graph and upload pages stays in the previous language after switching interface language
Open
- Is something wrong?
Area: Web Bug Difficulty: Low Good First Issue Priority: Low

Difficulty 2/5 1-3 hours Newbie friendliness 82/100

DouglasNeuroInformatics/OpenDataCapture#1770 · Opened Oct 7, 2026

Maintainers usually reply within 1 day
Start Session, instrument cards, bulk-assignment errors and dashboard dates ignore the interface language
Open
- Is something wrong?
Area: Web Bug Difficulty: Medium Priority: Medium

Difficulty 4/5 3-5 days Newbie friendliness 55/100

DouglasNeuroInformatics/OpenDataCapture#1769 · Opened Oct 7, 2026

Maintainers usually reply within 1 day
The playground-url CLI skips .svg files as binary, so links for instruments that import an SVG fail to compile
Open
- Is something wrong?
Area: Playground Bug Difficulty: Low Good First Issue Priority: Low

Difficulty 2/5 1-3 hours Newbie friendliness 88/100

DouglasNeuroInformatics/OpenDataCapture#1768 · Opened Oct 7, 2026

Maintainers usually reply within 1 day
Switching instruments in the playground silently discards unsaved edits
Open
- Is something wrong?
Area: Playground Difficulty: Medium Enhancement Priority: Medium

Difficulty 4/5 3-5 days Newbie friendliness 75/100

DouglasNeuroInformatics/OpenDataCapture#1767 · Opened Oct 7, 2026

Maintainers usually reply within 1 day
pnpm test:e2e replays a cached pass after app code changes because the task hash covers only the testing package
Open
- Is something wrong?
Area: Infrastructure Bug Difficulty: Low Good First Issue Priority: Medium

Difficulty 2/5 1-3 hours Newbie friendliness 84/100

DouglasNeuroInformatics/OpenDataCapture#1766 · Opened Oct 7, 2026

Maintainers usually reply within 1 day
Resizing the window during the tutorial leaves its demonstration session active as a real session
Open
- Is something wrong?
Area: Web Bug Difficulty: Low Good First Issue Priority: Low

Difficulty 2/5 1-3 hours Newbie friendliness 85/100

DouglasNeuroInformatics/OpenDataCapture#1765 · Opened Oct 7, 2026

Maintainers usually reply within 1 day
The playground instrument selector's search matches instrument UUIDs instead of labels, so typing a name finds nothing
Open
- Is something wrong?
Area: Playground Bug Difficulty: Low Good First Issue Priority: Medium

Difficulty 2/5 1-3 hours Newbie friendliness 88/100

DouglasNeuroInformatics/OpenDataCapture#1764 · Opened Oct 7, 2026

Maintainers usually reply within 1 day
Playground icon-only buttons have no accessible names, and editor tabs cannot be closed from the keyboard
Open
- Is something wrong?
Area: Playground Bug Difficulty: Low Priority: Medium

Difficulty 3/5 1-2 days Newbie friendliness 82/100

DouglasNeuroInformatics/OpenDataCapture#1763 · Opened Oct 7, 2026

Maintainers usually reply within 1 day
The playground instrument selector, loading screen and several labels stay in English in the French UI
Open
- Is something wrong?
Area: Playground Bug Difficulty: Low Good First Issue Priority: Low

Difficulty 3/5 1-2 days Newbie friendliness 84/100

DouglasNeuroInformatics/OpenDataCapture#1762 · Opened Oct 7, 2026

Maintainers usually reply within 1 day
The playground Share button lz-compresses every file on each render, blocking about 200 ms per hover for media instruments
Open
- Is something wrong?
Area: Playground Difficulty: Low Enhancement Good First Issue Performance Priority: Low

Difficulty 2/5 1-3 hours Newbie friendliness 82/100

DouglasNeuroInformatics/OpenDataCapture#1761 · Opened Oct 7, 2026

Maintainers usually reply within 1 day
Delete Package Versions workflow deletes the platform manifests of every multi-arch image, so no image tag can be pulled
Open
- Is something wrong?
Area: Infrastructure Bug Difficulty: Low Priority: High

Difficulty 3/5 1-2 days Newbie friendliness 72/100

DouglasNeuroInformatics/OpenDataCapture#1760 · Opened Oct 7, 2026

Maintainers usually reply within 1 day
Group and user routes return 500 for a malformed or unknown id instead of 400 or 404
Open
- Is something wrong?
Area: API Bug Difficulty: Low Good First Issue Priority: Low

Difficulty 4/5 3-5 days Newbie friendliness 55/100

DouglasNeuroInformatics/OpenDataCapture#1759 · Opened Oct 7, 2026

Maintainers usually reply within 1 day
After a gateway restart, a patient's submit fails with "HTTP Request Failed 403" and the only way to re-verify discards their answers
Open
- Is something wrong?
Area: Gateway Difficulty: Medium Enhancement Priority: Low

Difficulty 4/5 3-5 days Newbie friendliness 55/100

DouglasNeuroInformatics/OpenDataCapture#1758 · Opened Oct 7, 2026

Maintainers usually reply within 1 day
Assignment lists, dashboard dialogs and the record view show empty, error or blank states while their data is still loading
Open
- Is something wrong?
Area: Web Bug Difficulty: Medium Priority: Medium

Difficulty 4/5 3-5 days Newbie friendliness 52/100

DouglasNeuroInformatics/OpenDataCapture#1757 · Opened Oct 7, 2026

Maintainers usually reply within 1 day
Every playground store update rewrites about 1.4 MB of built-in examples to IndexedDB
Open
- Is something wrong?
Area: Playground Difficulty: Low Enhancement Performance Priority: Medium

Difficulty 4/5 3-5 days Newbie friendliness 58/100

DouglasNeuroInformatics/OpenDataCapture#1756 · Opened Oct 7, 2026

Maintainers usually reply within 1 day
Upload Bundle can send a bundle built before the latest playground edits
Open
- Is something wrong?
Area: Playground Bug Difficulty: Low Priority: Medium

Difficulty 3/5 1-2 days Newbie friendliness 78/100

DouglasNeuroInformatics/OpenDataCapture#1755 · Opened Oct 7, 2026

Maintainers usually reply within 1 day

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