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grobidOrg/grobid

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A machine learning software for extracting information from scholarly documents

Is grobidOrg/grobid beginner-friendly?

The maintainers of grobidOrg/grobid usually reply to a pull request within 1 day. 2 beginner-friendly issues are open now.

Stars
5.2k
Forks
566
Open beginner issues
2
Indexed issues
281
Avg merge
9h 32m
Merged PRs (30d)
30
Dominant language
Java
License
Apache-2.0
Last GitHub push
Oct 4, 2026
Latest indexed
Oct 4, 2026
No contributing guide
No code of conduct
Beginner labels
No beginner labels indexed

How to contribute to grobidOrg/grobid

  1. There is no contributing guide, so start from the README and a few recently merged pull requests to see how changes are proposed.
  2. Your contributions will be published under the project's Apache-2.0 license.
  3. Pick one of the 2 open beginner-friendly issues below and comment that you want to work on it before you start.
Beginner friendly Everything
Open All

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

  • Review section
    Open
    • Is something wrong?

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

    grobidOrg/grobid#1586 ·

    Maintainers usually reply within 1 day

  • ARM64 support for GROBID DL version
    Open
    • Is something wrong?

    Difficulty 4/5 3-5 days Newbie friendliness 28/100

    grobidOrg/grobid#1567 · 1 comment ·

    Maintainers usually reply within 1 day

  • `figure` and `table` training corpora predate the fulltext `superscript` feature, leaving `table` mixed-width
    Open
    • Is something wrong?

    Difficulty 3/5 1-2 days Newbie friendliness 55/100

    grobidOrg/grobid#1547 · 1 comment ·

    Maintainers usually reply within 1 day

  • Design discussion: extending GROBID to books / edited volumes with per-chapter metadata
    Open
    • Is something wrong?
    thesis

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

    grobidOrg/grobid#1538 · 1 comment ·

    Maintainers usually reply within 1 day

  • Github.io page with Grobid citation analyitics
    Open
    • Is something wrong?

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

    grobidOrg/grobid#1511 ·

    Maintainers usually reply within 1 day

  • Assign DOIs to GROBID realeases
    Open
    • Is something wrong?

    Difficulty 2/5 1-3 hours Newbie friendliness 32/100

    grobidOrg/grobid#1474 · 1 comment ·

    Maintainers usually reply within 1 day

  • Affiliation extraction improvements
    Open
    • Is something wrong?

    Difficulty 5/5 Over a week Newbie friendliness 8/100

    grobidOrg/grobid#1468 ·

    Maintainers usually reply within 1 day

  • `is_common_name` feature is always `0` for capitalised tokens, even when they appear in `english.wf`
    Open
    • Is something wrong?

    Difficulty 3/5 1-2 days Newbie friendliness 52/100

    grobidOrg/grobid#1454 · 1 comment ·

    Maintainers usually reply within 1 day

  • citation/header consolidation - add a way to monitor the merge between the two versions
    Open
    • Is something wrong?
    consolidation

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

    grobidOrg/grobid#1452 ·

    Maintainers usually reply within 1 day

  • Community page, Discord server and Mailing list
    Open
    • Is something wrong?

    Difficulty 1/5 Under an hour Newbie friendliness 15/100

    grobidOrg/grobid#1446 ·

    Maintainers usually reply within 1 day

  • Affiliation de-hypenisation
    Open
    • Is something wrong?

    Difficulty 1/5 Under an hour Newbie friendliness 75/100

    grobidOrg/grobid#1436 ·

    Maintainers usually reply within 1 day

  • Accuracy & vRAM: pdfalto vs PyMuPDF vs pdfplumber vsPDFFigures 2.0
    Open
    • Is something wrong?
    question

    Difficulty 5/5 Over a week Newbie friendliness 18/100

    grobidOrg/grobid#1432 · 2 comments ·

    Maintainers usually reply within 1 day

  • Add docker image summary when retagging
    Open
    • Is something wrong?

    Difficulty 2/5 1-3 hours Newbie friendliness 55/100

    grobidOrg/grobid#1428 ·

    Maintainers usually reply within 1 day

  • Create a grobid-base empty docker image
    Open
    • Is something wrong?

    Difficulty 3/5 1-2 days Newbie friendliness 45/100

    grobidOrg/grobid#1420 ·

    Maintainers usually reply within 1 day

  • DOI of previous version extracted
    Open
    • Is something wrong?
    bug error cases models:header

    Difficulty 4/5 3-5 days Newbie friendliness 28/100

    grobidOrg/grobid#1411 ·

    Maintainers usually reply within 1 day

  • Documentation refactor proposal: make GROBID docs task-oriented, evidence-backed, and platform-aware
    May be free again Open
    • Is something wrong?
    documentation enhancement need help

    Difficulty 5/5 Over a week Newbie friendliness 12/100

    grobidOrg/grobid#1410 · 1 comment ·

    Maintainers usually reply within 1 day

  • Store feature names alongside the model
    Open
    • Is something wrong?

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

    grobidOrg/grobid#1396 · 1 comment ·

    Maintainers usually reply within 1 day

  • Same DOI gets extracted repeatedly
    Open
    • Is something wrong?

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

    grobidOrg/grobid#1370 · 1 comment ·

    Maintainers usually reply within 1 day

  • Output references in wrong sequence
    Open
    • Is something wrong?

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

    grobidOrg/grobid#1352 · 2 comments ·

    Maintainers usually reply within 1 day

  • Research infrastructures not recognized using delft model
    Open
    • Is something wrong?

    Difficulty 4/5 3-5 days Newbie friendliness 22/100

    grobidOrg/grobid#1339 · 1 comment ·

    Maintainers usually reply within 1 day

  • Bug: PDF Parser Skipping Entire Page During Extraction and bibliographic info error
    May be free again Open
    • Is something wrong?
    error cases models:segmentation

    grobidOrg/grobid#1326 · 6 comments · 1 assignee ·

    Maintainers usually reply within 1 day

  • "et al." causing sentence issues
    Open
    • Is something wrong?

    Difficulty 3/5 1-2 days Newbie friendliness 45/100

    grobidOrg/grobid#1316 · 5 comments ·

    Maintainers usually reply within 1 day

  • Question: how to determine whether grobid is able to utilize GPU?
    Open
    • Is something wrong?
    question

    Difficulty 3/5 Half a day Newbie friendliness 22/100

    grobidOrg/grobid#1311 · 4 comments ·

    Maintainers usually reply within 1 day

  • Output JSON as simplified format
    Open
    • Is something wrong?

    Difficulty 3/5 1-2 days Newbie friendliness 20/100

    grobidOrg/grobid#1307 ·

    Maintainers usually reply within 1 day

  • Output Markdown as one simplified ouput format fulltext-focused
    Open
    • Is something wrong?

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

    grobidOrg/grobid#1306 · 4 comments ·

    Maintainers usually reply within 1 day

  • best practices for enhancing figure/table annotation (question)
    Open
    • Is something wrong?
    question

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

    grobidOrg/grobid#1289 · 2 comments ·

    Maintainers usually reply within 1 day

  • Using the figure number for matching figues of different types (Extended, Supplementary) might not be enough
    Open
    • Is something wrong?

    Difficulty 4/5 3-5 days Newbie friendliness 22/100

    grobidOrg/grobid#1286 · 2 comments ·

    Maintainers usually reply within 1 day

  • Extracting from pdfs
    Open
    • Is something wrong?
    error cases models:fulltext models:segmentation

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

    grobidOrg/grobid#1279 · 5 comments ·

    Maintainers usually reply within 1 day

  • Extraction of references from tables
    Open
    • Is something wrong?

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

    grobidOrg/grobid#1273 · 1 comment · 1 reaction ·

    Maintainers usually reply within 1 day

  • Grobid seems to keep skipping entire columns
    Open
    • Is something wrong?
    licence:needs_CC-BY models:segmentation

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

    grobidOrg/grobid#1270 · 1 comment ·

    Maintainers usually reply within 1 day

  • Parsing Error using Grobid with Apptainer
    Open
    • Is something wrong?

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

    grobidOrg/grobid#1250 · 1 comment ·

    Maintainers usually reply within 1 day

  • Training the fulltext model
    Open
    • Is something wrong?

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

    grobidOrg/grobid#1240 · 14 comments ·

    Maintainers usually reply within 1 day

  • Training fulltext - annotation doubt
    Open
    • Is something wrong?
    models:fulltext question training guidelines

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

    grobidOrg/grobid#1237 · 1 comment ·

    Maintainers usually reply within 1 day

  • For some PDFs fulltext document does not contain header document
    Open
    • Is something wrong?
    question

    Difficulty 4/5 3-5 days Newbie friendliness 22/100

    grobidOrg/grobid#1236 · 4 comments ·

    Maintainers usually reply within 1 day

  • Error 408 During PDF Batch Processing: Empty TXT Files Created Without Detailed Logs
    Open
    • Is something wrong?

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

    grobidOrg/grobid#1234 · 6 comments ·

    Maintainers usually reply within 1 day

  • How should I annotate markers to list items? - training the fulltext model
    Open
    • Is something wrong?
    question training guidelines

    Difficulty 3/5 1-2 days Newbie friendliness 22/100

    grobidOrg/grobid#1220 · 1 comment ·

    Maintainers usually reply within 1 day

  • Supplementary materials
    Open
    • Is something wrong?

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

    grobidOrg/grobid#1199 ·

    Maintainers usually reply within 1 day

  • Correction of idno position under analytics
    Open
    • Is something wrong?

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

    grobidOrg/grobid#1192 ·

    Maintainers usually reply within 1 day

  • Extracting tables spanning across multiple pages
    Open
    • Is something wrong?

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

    grobidOrg/grobid#1186 · 1 comment ·

    Maintainers usually reply within 1 day

  • Annotation of footnoted references for training custom Grobid models
    Open
    • Is something wrong?

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

    grobidOrg/grobid#1171 · 8 comments ·

    Maintainers usually reply within 1 day

  • Grobid docker container - location of grobid-trainer
    Open
    • Is something wrong?
    docker

    Difficulty 3/5 1-2 days Newbie friendliness 22/100

    grobidOrg/grobid#1167 · 16 comments ·

    Maintainers usually reply within 1 day

  • Not extracting when PDF is large
    Open
    • Is something wrong?
    error cases models:fulltext

    Difficulty 4/5 3-5 days Newbie friendliness 12/100

    grobidOrg/grobid#1162 · 4 comments ·

    Maintainers usually reply within 1 day

  • GROBID splits sentences, puts second half in a figure description
    Open
    • Is something wrong?
    error cases licence:needs_CC-BY models:fulltext

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

    grobidOrg/grobid#1160 · 8 comments ·

    Maintainers usually reply within 1 day

  • Can one deploy grobid on AWS lambda?
    Open
    • Is something wrong?

    Difficulty 4/5 3-5 days Newbie friendliness 18/100

    grobidOrg/grobid#1157 · 3 comments ·

    Maintainers usually reply within 1 day

  • Benchmark comparison between LLMs and GROBID for scholarly PDF data extraction
    Open
    • Is something wrong?

    Difficulty 5/5 Over a week Newbie friendliness 12/100

    grobidOrg/grobid#1146 · 3 comments · 10 reactions ·

    Maintainers usually reply within 1 day

  • Trial registration statement missing from xml output
    Open
    • Is something wrong?
    error cases licence:needs_CC-BY models:header

    Difficulty 4/5 3-5 days Newbie friendliness 18/100

    grobidOrg/grobid#1143 · 3 comments ·

    Maintainers usually reply within 1 day

  • Same document, different PDF files, same curl command, predictably different output.
    Open
    • Is something wrong?

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

    grobidOrg/grobid#1135 · 2 comments ·

    Maintainers usually reply within 1 day

  • DOI extraction
    Open
    • Is something wrong?

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

    grobidOrg/grobid#1126 · 4 comments ·

    Maintainers usually reply within 1 day

  • Errors: [BAD_INPUT_DATA] PDF to XML conversion failed with error code: 134 and 139
    May be free again Open
    • Is something wrong?

    grobidOrg/grobid#1120 · 3 comments · 1 reaction · 1 assignee ·

    Maintainers usually reply within 1 day

  • GROBID not able to extract the header numbers when they're in Roman or in alphabets
    Open
    • Is something wrong?

    Difficulty 4/5 Over a week Newbie friendliness 15/100

    grobidOrg/grobid#1115 · 1 comment ·

    Maintainers usually reply within 1 day

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