tesseract-ocr

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Welcome,

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Please read Frequently Asked Questions
Make sure you read the Tesseract documentation
Search internet sources (including this group) for a solution

If you have a problem:

Provide all steps (including input resources) for its replication.
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Alessandro Griseta, … Milan Hauth4

Aug 30

[questions] what happened to `tessdata_best` in Tesseract 5?

works for me with tesseract 5.5.1 git clone --depth=1 https://github.com/tesseract-ocr/tessdata_best

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[questions] what happened to `tessdata_best` in Tesseract 5?

works for me with tesseract 5.5.1 git clone --depth=1 https://github.com/tesseract-ocr/tessdata_best

Aug 30

Andrus Moor

Aug 24

How recognize text with background

Tried https://github.com/Sicos1977/TesseractOCR and Leptonica to convert jpg receipt slip to text:

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How recognize text with background

Tried https://github.com/Sicos1977/TesseractOCR and Leptonica to convert jpg receipt slip to text:

Aug 24

Pavel Hanák

Aug 21

Tesseract returns exotic characters while processing standard latin-script document

Short version: Ghostscipt uses Tesseract, but their data exchange interface may contain a bug.

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Tesseract returns exotic characters while processing standard latin-script document

Short version: Ghostscipt uses Tesseract, but their data exchange interface may contain a bug.

Aug 21

Yuwen Hsieh

Aug 15

Can't install 5.5.1

Hello I tried to install Tesseract with docker base image python:3.11-trixie, but it's installing

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Can't install 5.5.1

Hello I tried to install Tesseract with docker base image python:3.11-trixie, but it's installing

Aug 15

Cary Lewis

Aug 14

OCR of iPhone Screen shots

I have been trying with some success to have tesseract recognize text from iPhone's about screen.

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OCR of iPhone Screen shots

I have been trying with some success to have tesseract recognize text from iPhone's about screen.

Aug 14

Thomas McGrew, Zdenko Podobny7

Aug 10

Incorrect text detection

You are correct, I did miss that section. Inverting the image seems to produce better results. I

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Incorrect text detection

You are correct, I did miss that section. Inverting the image seems to produce better results. I

Aug 10

Jan-Erik Lärka, Nikola Smolenski4

Aug 4

TESSDATA_PREFIX doesn't work with national character(s)

The problem is that there are two places attempting to use TESSDATA_PREFIX and they have conflicting

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TESSDATA_PREFIX doesn't work with national character(s)

The problem is that there are two places attempting to use TESSDATA_PREFIX and they have conflicting

Aug 4

Terasgr

Jul 25

Modern Greek depends on Ancient Greek language?

Hello people. When I tried to OCR a Greek text using tesseract I found that the modern Greek data (

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Modern Greek depends on Ancient Greek language?

Hello people. When I tried to OCR a Greek text using tesseract I found that the modern Greek data (

Jul 25

Graham Toal

Jul 20

Re: [tesseract-ocr] How can I find out the version of current Tesseract from cmdline?

'--' not '-' gtoal@linux:~/github/uparse-main$ tesseract Usage: tesseract --help | --

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Re: [tesseract-ocr] How can I find out the version of current Tesseract from cmdline?

'--' not '-' gtoal@linux:~/github/uparse-main$ tesseract Usage: tesseract --help | --

Jul 20

Tom Vercauteren, … Fly Night Society7

Jul 17

Best settings to OCR an image of some cyphered text (base64)

I already have, and yes to all. On Wednesday, July 16, 2025 at 5:33:53 PM UTC-4 tfmo...@gmail.com

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Best settings to OCR an image of some cyphered text (base64)

I already have, and yes to all. On Wednesday, July 16, 2025 at 5:33:53 PM UTC-4 tfmo...@gmail.com

Jul 17

Maxim Kizub

Jul 17

Training lstm with symbol boxes

Hello. I need to OCR text with mix of latin and cyrillic letters plus emoji-like icons. Text font is

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Training lstm with symbol boxes

Hello. I need to OCR text with mix of latin and cyrillic letters plus emoji-like icons. Text font is

Jul 17

nahye koo

Jul 15

Can I train a model for multiple languages at the same time?

Hello! I want to use custom traineddata, but the performance is bad, so I want to ask for advice. I

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Can I train a model for multiple languages at the same time?

Hello! I want to use custom traineddata, but the performance is bad, so I want to ask for advice. I

Jul 15

jollysalmon, Zdenko Podobny3

Jul 6

OCR multiple pngs into one PDF

Sorry about that, looks like it wasn't so clear at al; - anyway, I ended up completing a script,

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OCR multiple pngs into one PDF

Sorry about that, looks like it wasn't so clear at al; - anyway, I ended up completing a script,

Jul 6

Jay S

Jul 1

What build pipeline produces the most performant static binary for windows?

Hi all, Right now I am building a static x64 binary of tesseract 5.5.1 using vcpkg + Visual Studio

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What build pipeline produces the most performant static binary for windows?

Hi all, Right now I am building a static x64 binary of tesseract 5.5.1 using vcpkg + Visual Studio

Jul 1

JoeBlack, Lorenzo Bolzani3

Jun 30

(Py)Tesseract does not detect all expected hex codes in my image despite multiple preprocessing strategies

https://pastebin.com/4J40QcJE Template matching works better than Tesseract, and the code is much

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(Py)Tesseract does not detect all expected hex codes in my image despite multiple preprocessing strategies

https://pastebin.com/4J40QcJE Template matching works better than Tesseract, and the code is much

Jun 30

Michael, tang...@gmail.com2

Jun 29

How to find out the version of current Tessaract installation (on Win)?

Tesseract —version On Sun, 29 Jun 2568 BE at 13:19 Michael <mha...@gmail.com> wrote: Assume I

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How to find out the version of current Tessaract installation (on Win)?

Tesseract —version On Sun, 29 Jun 2568 BE at 13:19 Michael <mha...@gmail.com> wrote: Assume I

Jun 29

Ajinkya Bobade, … jannes hoekman5

Jun 19

Handling text scans and cleaning

You can use BIQE archive Op do 19 jun 2025 om 17:36 schreef Kliai Louay <kliai...@gmail.com>

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Handling text scans and cleaning

You can use BIQE archive Op do 19 jun 2025 om 17:36 schreef Kliai Louay <kliai...@gmail.com>

Jun 19

محمود محمد, … Kalyan Karthik4

Jun 19

organizing a Zoom-based training workshop to discuss and practice advanced applications of Tesseract OCR

Happy to join in this workshop On Sunday, June 15, 2025 at 10:58:08 PM UTC+5:30 mahmoud...@gmail.com

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organizing a Zoom-based training workshop to discuss and practice advanced applications of Tesseract OCR

Happy to join in this workshop On Sunday, June 15, 2025 at 10:58:08 PM UTC+5:30 mahmoud...@gmail.com

Jun 19

הברנש, … Tech Tactics3

Jun 15

help in ocr pdf

Hey Tom, I am working with bengli OCR text extraction using tesseract. How can I train, fine tune

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help in ocr pdf

Hey Tom, I am working with bengli OCR text extraction using tesseract. How can I train, fine tune

Jun 15

gwapes

Jun 14

Inconsistent Tesseract performance

Hello, I am reaching out to get some advice on inconsistent performance running tesseract on

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Inconsistent Tesseract performance

Hello, I am reaching out to get some advice on inconsistent performance running tesseract on

Jun 14

ossama khalyl

Jun 11

OCR-fine-tunning ~ LSTMTraining

I followed the steps for fine-tuning Tesseract for handwriting recognition. I have the character

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OCR-fine-tunning ~ LSTMTraining

I followed the steps for fine-tuning Tesseract for handwriting recognition. I have the character

Jun 11

Vasudevakrishna R joshi, Zdenko Podobny3

Jun 10

Compiled tesseract(Both in windows and linux) is giving junk results on most of the images

Even with simple images also I am not getting proper results. But If I ran tesseract.exe which is

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Compiled tesseract(Both in windows and linux) is giving junk results on most of the images

Even with simple images also I am not getting proper results. But If I ran tesseract.exe which is

Jun 10

James Head, Zdenko Podobny2

Jun 5

Poor recognition of scanned typewriter produced pages

Hello, To help troubleshoot this issue, please first try reproducing it using only Tesseract. This

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Poor recognition of scanned typewriter produced pages

Hello, To help troubleshoot this issue, please first try reproducing it using only Tesseract. This

Jun 5

Ryan Bijoy

May 29

Need help with OCR accuracy

I am working on extracting scoreboard data from game images in real-time, with high accuracy and

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Need help with OCR accuracy

I am working on extracting scoreboard data from game images in real-time, with high accuracy and

May 29

Massimiliano Carloni, … Tom Morris5

May 25

Using tesseract_best (or other models?) for 18th-century English printed text

On Monday, April 21, 2025 at 12:03:33 PM UTC-4 mcarlo...@gmail.com wrote: Honestly, I am having the

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Using tesseract_best (or other models?) for 18th-century English printed text

On Monday, April 21, 2025 at 12:03:33 PM UTC-4 mcarlo...@gmail.com wrote: Honestly, I am having the

May 25

Jean-Marc Spaggiari, … Tom Morris6

May 23

pytesseract speed improvement?

That's odd that you get better results with the German model for English text. That might be

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pytesseract speed improvement?

That's odd that you get better results with the German model for English text. That might be

May 23

C. D.

May 22

Confusion on 2 letters

Hi, I hope I can get some help/advise here... I'm using Tesseract 5.5.0 + LSTM within the latest

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Confusion on 2 letters

Hi, I hope I can get some help/advise here... I'm using Tesseract 5.5.0 + LSTM within the latest

May 22

Azeem Qureshi, Azeem Qureshi3

May 12

undefined symbols for arm64

Hello thanks for the reply okay so im using the tesseractOCR iOS library on this repo https://github.

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undefined symbols for arm64

Hello thanks for the reply okay so im using the tesseractOCR iOS library on this repo https://github.

May 12

Davide Cavestro2

May 9

RPM not available

There is some work in progress, more info at https://github.com/tesseract-ocr/tesseract/issues/3673#

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RPM not available

There is some work in progress, more info at https://github.com/tesseract-ocr/tesseract/issues/3673#

May 9

Mitya, … ZeroCool Zero3

May 7

Tesseract Training: Error 'Integer (fast) model' When Using Apex.lstm

You should use eng.traineddata file from the tesseract "best" repository as your

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Tesseract Training: Error 'Integer (fast) model' When Using Apex.lstm

You should use eng.traineddata file from the tesseract "best" repository as your

May 7