holoviz/lumen
Illuminate your data. Agent framework turning natural language into SQL, charts, dashboards and reports.
In plain words
Outside PRs: 9 in 10 merged. First reply usually within 4 h. 2 starter issues are available now. Replies slowed down this month.
Outside PRs merged
92%
54 merged, 5 closed, 6 still open
Higher than 74% of 565 other measured repositories
First human reply
4 h
median of 65 outside PRs, 1 unanswered
Time to merge
34 h
54 of 65 outside PRs merged
Outside PRs opened 30 to 120 days ago, so each has had time to be answered. A figure needs at least 5 pull requests, otherwise it reads "Not enough data". How this is calculated · A number looks wrong?
Your first steps here
If you have never contributed to this project, do these in order.
- 1
Read the README
No contributing guide was found, so the README is where setup is explained.
Open the README - 2
Take this free issue
No system mode / follow system option in website theme switcher. Only light / dark.
Open issue #1958 - 3
Know where to ask
Questions go to the project's forum, or on the issue itself. Not in private messages.
Open it - 4
Open a small pull request
Link the issue in it. A first reply here usually takes 4 h; until then, silence is normal.
What happens to an outside pull request
Every pull request opened by someone outside the core team, 30 to 120 days ago.
- Opened by outsiders65100%
- Got a human reply6498%
- Merged5483%
Time to first reply
After 2 days, 91% of outside PRs had a reply from a person. After a week, 97%. Bots do not count.
The last 52 weeks
Slowed down. Median first reply was 45 h over the last four weeks (16 PRs) and 4 h over the four before (29 PRs).
Starter issues
Issues labelled for beginners, with their real state. Available means open, unassigned, no linked pull request, nobody has claimed it in the last 14 days, and it was updated in the last 60 days.
- Available
- 2
- Claimed
- 0
- Has a pull request
- 1
- Stale
- 0
- AvailableNo system mode / follow system option in website theme switcher. Only light / dark.#1958
- Has a pull requestDocument which models to use with AzureOpenAI#1070
- AvailableMention estimate of tokens used in docs#908
Issue replies: first human reply in Not enough data (median of 66 issues).
When replies arrive
All maintainers counted together. Shown only when at least 3 people replied in the last 90 days, so it never describes one person.
Replies are most likely between 14:00 and 17:00 (India time).
Show as table
| Hour (India time) | Replies, all weekdays |
|---|---|
| 00:00 | 12 |
| 01:00 | 3 |
| 02:00 | 1 |
| 03:00 | 0 |
| 04:00 | 0 |
| 05:00 | 0 |
| 06:00 | 0 |
| 07:00 | 0 |
| 08:00 | 2 |
| 09:00 | 5 |
| 10:00 | 11 |
| 11:00 | 12 |
| 12:00 | 10 |
| 13:00 | 14 |
| 14:00 | 27 |
| 15:00 | 28 |
| 16:00 | 17 |
| 17:00 | 10 |
| 18:00 | 4 |
| 19:00 | 8 |
| 20:00 | 15 |
| 21:00 | 24 |
| 22:00 | 22 |
| 23:00 | 18 |
How to start
- Contributing guidenot found
- Code of conductnot found
- Issue templatesnot found
- Dev container for one-step setupnot found
- No CLA or sign-off requirement was found.
Where the project talks
Activity
- Commits, 90 days
- 122
- Releases, 12 months
- 5
- Active maintainers
- 8
- Last push
- 10 Oct 2026
Stack
Badge and feed
Two ways to use these figures outside this page.
For maintainers: a README badge
Shows newcomers how quickly this project answers and how often it merges. Paste the line into your README; the badge updates with the index.
[](https://contributable.vercel.app/repo/holoviz/lumen)[](https://contributable.vercel.app/repo/holoviz/lumen)For contributors: follow new issues
Add the feed to a feed reader (Feedly, Inoreader, Thunderbird) and you hear about new free starter issues here without checking the site.
https://contributable.vercel.app/feed/repo/holoviz/lumenFor developers: every figure on this page as JSON at /api/v1/repos/holoviz/lumen.
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