pdf-thumbnail-generator

PDF Thumbnail Generator

Generates thumbnail for PDF files

creator generator image pdf thumbnail

33.9 opportunity score Open evidence Open API Open on WordPress.org

2.0Kactive installs

21.0Kdownloads

4.3rating

0unresolved threads

10complaints analyzed

6praise analyzed

Proof Health

Open evidence

Commercial opportunities need traceable source links before they are treated as build-worthy.

73 / 123 rows with source links

59.3% of this page's analysis has direct source links.

0 build-decision rows missing links

0 rows here require auditable proof before promotion.

50 rows with no attached evidence

0 rows have source counts but still need direct links.

Download Momentum

180 days

296recent 30 days 340previous 30 days -12.9%movement 2.7Kshown total

Related Opportunities

4 markets

Commercial opportunity Image: Content publishing operations content publishing operations · final 76.7 · proof validated Commercial opportunity Thumbnail: Media publishing and video operations media publishing and video operations · final 74.0 · proof validated Needs sharper proof Pdf: File and document delivery operations file and document delivery operations · final 73.4 · proof partial Generic category Generator: WordPress operations workflow WordPress operations workflow · final 48.0 · proof partial

Source Evidence

Open evidence explorer

complaint support · high severity · relevance 1.0

Sugession: users show security, bugs, compatibility pain that may indicate a product gap.

Buyer: publishers, content teams, and agencies · Wedge: check image publishing, media, metadata, and editorial handoffs before content goes live

Proof Blocked card complete content publishing operations Evidence linked to opportunity

Sugession Hi, On error, it use error_log on line 260 and 262.

complaint review · high severity · relevance 1.0

Possible data security issue

Possible data security issue: users show security, bugs, missing feature pain that may indicate a product gap.

Buyer: publishers, content teams, and agencies · Wedge: check image publishing, media, metadata, and editorial handoffs before content goes live

Proof Blocked card complete content publishing operations Evidence linked to opportunity

Possible data security issue This plugin does not work with ImageMagick’s current default settings.

complaint support · high severity · relevance 0.96

Issue with Thumbnail Generation when Duplicating WPML Post Type Item

Issue with Thumbnail Generation when Duplicating WPML Post Type Item: users show bugs, missing feature, support pain that may indicate a product gap.

Buyer: publishers, content teams, and agencies · Wedge: check image publishing, media, metadata, and editorial handoffs before content goes live

Proof Blocked card complete content publishing operations Evidence linked to opportunity

Issue with Thumbnail Generation when Duplicating WPML Post Type Item Hi there, I’m using your plugin with Advanced Custom Fields and WPML, and I’ve encountered an issue that I need your help with.

mixed support · high severity · relevance 0.95

Working on staging but not on live

Working on staging but not on live: users show bugs, compatibility, missing feature pain that may indicate a product gap.

Buyer: publishers, content teams, and agencies · Wedge: check image publishing, media, metadata, and editorial handoffs before content goes live

Proof Blocked card complete content publishing operations Evidence linked to opportunity

Working on staging but not on live Hi, I’ve installed the plugin on my staging site in order to test it.

mixed support · high severity · relevance 0.95

No Thumbnails generated due to security issue

No Thumbnails generated due to security issue: users show security, bugs, compatibility pain that may indicate a product gap.

Buyer: publishers, content teams, and agencies · Wedge: check image publishing, media, metadata, and editorial handoffs before content goes live

Proof Blocked card complete content publishing operations Evidence linked to opportunity

No Thumbnails generated due to security issue This is what the error log says: [12-Feb-2024 18:19:44 UTC] ImagickException: attempt to perform an operation not allowed by the security policy `PDF’ @ error/constitute.c/IsCoderAuthorized/422 in /data/web/joh.bsoft.de/wp-content/plugins/pdf-thumbnail-generator/pdf-thumbnail-generator.php:236 Stack trace: 0 /dat

complaint support · high severity · relevance 0.91

Plugin could not be activated because it triggered a fatal error.

Plugin could not be activated because it triggered a fatal error.: users show bugs, compatibility, setup pain that may indicate a product gap.

Buyer: publishers, content teams, and agencies · Wedge: check image publishing, media, metadata, and editorial handoffs before content goes live

Proof Blocked card complete content publishing operations Evidence linked to opportunity

Plugin could not be activated because it triggered a fatal error.

praise review · high severity · relevance 0.6

Invaluable for building document libraries and the like

Invaluable for building document libraries and the like: users show security, missing feature pain that may indicate a product gap.

Buyer: publishers, content teams, and agencies · Wedge: check image publishing, media, metadata, and editorial handoffs before content goes live

Proof Blocked card complete content publishing operations Evidence linked to opportunity

While I’ve struggled with getting the required ImageMagick set up and working on a few servers – each one requiring a slightly different approach owing to different OS and security settings – this is not the fault of the plugin or plugin author.

complaint support · medium severity · relevance 0.93

how to keep previews when app is no longer installed

how to keep previews when app is no longer installed: users show bugs, compatibility, missing feature pain that may indicate a product gap.

Buyer: publishers, content teams, and agencies · Wedge: check image publishing, media, metadata, and editorial handoffs before content goes live

Proof Blocked card complete content publishing operations Evidence linked to opportunity

how to keep previews when app is no longer installed Hi, after running the plugin, some files, that supposedly now had a preview image did not.

complaint support · medium severity · relevance 0.87

Bug on “Regenerate All Thumbnails”

Bug on “Regenerate All Thumbnails”: users show bugs, missing feature, support pain that may indicate a product gap.

Buyer: publishers, content teams, and agencies · Wedge: check image publishing, media, metadata, and editorial handoffs before content goes live

Proof Blocked card complete content publishing operations Evidence linked to opportunity

Bug on “Regenerate All Thumbnails” Hi there, Thanks for this plug-in.

mixed support · medium severity · relevance 0.84

New thumbnails no longer generated automatically

New thumbnails no longer generated automatically: users show compatibility, missing feature, pricing pain that may indicate a product gap.

Buyer: publishers, content teams, and agencies · Wedge: check image publishing, media, metadata, and editorial handoffs before content goes live

Proof Blocked card complete content publishing operations Evidence linked to opportunity

New thumbnails no longer generated automatically Hello, I started using this great plugin a few months ago to generate thumbnails uploaded using Formidable Forms.

Competitor Context

2 shown

Child Theme Wizard praise owner · intel 65.9 · weakness 49.0

praise owner

14 collected complaint signal(s) compatibility bugs 2 source links Proof Blocked Evidence linked to opportunity

Buyer: site builders and agencies · Wedge: detect child theme layout regressions, widget breakage, and client-visible update issues

source 1 source 2

Quick Bulk Term Taxonomy Creator praise owner · intel 56.3 · weakness 40.7

praise owner

stale update history 2 collected complaint signal(s) bugs compatibility 2 source links Investigate Pain Evidence linked to opportunity

Buyer: agencies, maintenance teams, and client-site operators · Wedge: audit bulk admin changes, role drift, client handoffs, and unsafe settings exposure

source 1 source 2

Repeated Themes

0 shown

No repeated plugin-level themes have been generated yet.

Collected Signals

20 shown from 30 collected

complaint Error Messages support · 2026-02-13T22:56:52+00:00 · medium severity · image

PDF thumbnail generation stopped after a server PHP configuration change, and the user later credited support while identifying Imagick and Ghostscript setup as the cause.

Evidence: the file is uploaded, but no thumbnail is generated

setup compatibility support PDF thumbnail generation content publishing operations Proof Blocked card complete Evidence linked to opportunity

Buyer: publishers, content teams, and agencies · Wedge: check image publishing, media, metadata, and editorial handoffs before content goes live

source plugin

question Imagick library support · 2026-01-28T12:15:04+00:00 · medium severity · image

The user needed PDF thumbnails on budget hosts where Imagick was unavailable and asked whether the plugin could use another method.

Evidence: I have sites hosted at different (budget) hosts and they all don’t have the Imagick library available / installed.

compatibility setup PDF thumbnail generation content publishing operations Proof Blocked card complete Evidence linked to opportunity

Buyer: publishers, content teams, and agencies · Wedge: check image publishing, media, metadata, and editorial handoffs before content goes live

source plugin

complaint Content Encoding Error support · 2025-12-29T22:06:07+00:00 · medium severity · image

The user gets a content encoding error while troubleshooting PDF thumbnail generation even though server support tests pass.

Evidence: The page you are trying to view cannot be shown because it uses an invalid or unsupported form of compression.

bugs compatibility setup PDF thumbnail generation content publishing operations Proof Blocked card complete Evidence linked to opportunity

Buyer: publishers, content teams, and agencies · Wedge: check image publishing, media, metadata, and editorial handoffs before content goes live

source plugin

complaint -thumb.jpg cropping issue support · 2025-03-08T01:03:26+00:00 · medium severity · image

-thumb.jpg cropping issue: users show bugs, support pain that may indicate a product gap.

Evidence: -thumb.jpg cropping issue Switched to “PDF Thumbnail Generator” from an old plugin called “DF Thumbnails”.

bugs support content publishing operations Proof Blocked card complete Evidence linked to opportunity

Buyer: publishers, content teams, and agencies · Wedge: check image publishing, media, metadata, and editorial handoffs before content goes live

source plugin

praise Great Little Plugin (5 stars) review · 2025-02-17T09:24:59+00:00 · medium severity · image

Great Little Plugin: users praise quality, which suggests what competitors already do well.

Evidence: Great Little Plugin Does what it says on the tin!

quality content publishing operations Proof Blocked card complete Evidence linked to opportunity

Buyer: publishers, content teams, and agencies · Wedge: check image publishing, media, metadata, and editorial handoffs before content goes live

source plugin

mixed how to link to specific pdf file ? support · 2025-02-13T08:26:16+00:00 · low severity · image

how to link to specific pdf file ?: users show compatibility, missing feature, support pain that may indicate a product gap.

Evidence: Hi there Really hope you can help here.

compatibility missing feature support content publishing operations Proof Blocked card complete Evidence linked to opportunity

Buyer: publishers, content teams, and agencies · Wedge: check image publishing, media, metadata, and editorial handoffs before content goes live

source plugin

mixed Add thumbnail in media library ? support · 2024-08-28T21:26:19+00:00 · low severity · image

Add thumbnail in media library ?: users show missing feature, setup pain that may indicate a product gap.

Evidence: Is it possible to add the thumbnails in media library?

missing feature setup easy reliable content publishing operations Proof Blocked card complete Evidence linked to opportunity

Buyer: publishers, content teams, and agencies · Wedge: check image publishing, media, metadata, and editorial handoffs before content goes live

source plugin

praise Invaluable for building document libraries and the like (5 stars) review · 2024-08-01T05:19:15+00:00 · high severity · image

Invaluable for building document libraries and the like: users show security, missing feature pain that may indicate a product gap.

Evidence: While I’ve struggled with getting the required ImageMagick set up and working on a few servers – each one requiring a slightly different approach owing to different OS and security settings – this is not the fault of the plugin or plugin author.

security missing feature quality content publishing operations Proof Blocked card complete Evidence linked to opportunity

Buyer: publishers, content teams, and agencies · Wedge: check image publishing, media, metadata, and editorial handoffs before content goes live

source plugin

praise ID in the shortcode refers to the PDF attachment ID support · 2024-08-01T05:14:07+00:00 · medium severity · image

ID in the shortcode refers to the PDF attachment ID: users praise value, which suggests what competitors already do well.

Evidence: It took me some time scratching my head wondering how we are supposed to know the ID before coming to this realisation.

value content publishing operations Proof Blocked card complete Evidence linked to opportunity

Buyer: publishers, content teams, and agencies · Wedge: check image publishing, media, metadata, and editorial handoffs before content goes live

source plugin

praise Very Helpful, Simple Yet Customizable (5 stars) review · 2024-07-19T18:41:25+00:00 · medium severity · image

Very Helpful, Simple Yet Customizable: users show missing feature, support pain that may indicate a product gap.

Evidence: Very Helpful, Simple Yet Customizable In certain situations, this can be a very handy plugin.

missing feature support easy reliable content publishing operations Proof Blocked card complete Evidence linked to opportunity

Buyer: publishers, content teams, and agencies · Wedge: check image publishing, media, metadata, and editorial handoffs before content goes live

source plugin

mixed Deprecated: Function wp_get_loading_attr_default is deprecated support · 2024-07-18T23:10:09+00:00 · medium severity · image

Deprecated: Function wp_get_loading_attr_default is deprecated: users show bugs, compatibility pain that may indicate a product gap.

Evidence: in /{pathtomyfiles}/wp-includes/functions.php on line 6078 wp_get_loading_attr_default appears on line 367 of your plugin.

bugs compatibility reliable value content publishing operations Proof Blocked card complete Evidence linked to opportunity

Buyer: publishers, content teams, and agencies · Wedge: check image publishing, media, metadata, and editorial handoffs before content goes live

source plugin

complaint Issue with Thumbnail Generation when Duplicating WPML Post Type Item support · 2024-07-15T19:34:42+00:00 · high severity · image

Issue with Thumbnail Generation when Duplicating WPML Post Type Item: users show bugs, missing feature, support pain that may indicate a product gap.

Evidence: Issue with Thumbnail Generation when Duplicating WPML Post Type Item Hi there, I’m using your plugin with Advanced Custom Fields and WPML, and I’ve encountered an issue that I need your help with.

bugs missing feature support reliable content publishing operations Proof Blocked card complete Evidence linked to opportunity

Buyer: publishers, content teams, and agencies · Wedge: check image publishing, media, metadata, and editorial handoffs before content goes live

source plugin

complaint Sugession support · 2024-05-05T13:38:38+00:00 · high severity · image

Sugession: users show security, bugs, compatibility pain that may indicate a product gap.

Evidence: Sugession Hi, On error, it use error_log on line 260 and 262.

security bugs compatibility performance content publishing operations Proof Blocked card complete Evidence linked to opportunity

Buyer: publishers, content teams, and agencies · Wedge: check image publishing, media, metadata, and editorial handoffs before content goes live

source plugin

complaint Plugin could not be activated because it triggered a fatal error. support · 2024-04-09T11:30:20+00:00 · high severity · image

Plugin could not be activated because it triggered a fatal error.: users show bugs, compatibility, setup pain that may indicate a product gap.

Evidence: Plugin could not be activated because it triggered a fatal error.

bugs compatibility setup form content publishing operations Proof Blocked card complete Evidence linked to opportunity

Buyer: publishers, content teams, and agencies · Wedge: check image publishing, media, metadata, and editorial handoffs before content goes live

source plugin

mixed Elementor loop with pdf thumbnail support · 2024-02-14T20:04:38+00:00 · low severity · image

Elementor loop with pdf thumbnail: users show compatibility, missing feature, support pain that may indicate a product gap.

Evidence: Elementor loop with pdf thumbnail Hello, I want to display a page with PDFs to download, and I would like to have thumbnails of the PDFs on these pages.

compatibility missing feature support setup content publishing operations Proof Blocked card complete Evidence linked to opportunity

Buyer: publishers, content teams, and agencies · Wedge: check image publishing, media, metadata, and editorial handoffs before content goes live

source plugin

complaint Possible data security issue (1 star) review · 2024-02-13T16:14:55+00:00 · high severity · image

Possible data security issue: users show security, bugs, missing feature pain that may indicate a product gap.

Evidence: Possible data security issue This plugin does not work with ImageMagick’s current default settings.

security bugs missing feature support content publishing operations Proof Blocked card complete Evidence linked to opportunity

Buyer: publishers, content teams, and agencies · Wedge: check image publishing, media, metadata, and editorial handoffs before content goes live

source plugin

mixed No Thumbnails generated due to security issue support · 2024-02-12T18:27:17+00:00 · high severity · image

No Thumbnails generated due to security issue: users show security, bugs, compatibility pain that may indicate a product gap.

Evidence: No Thumbnails generated due to security issue This is what the error log says: [12-Feb-2024 18:19:44 UTC] ImagickException: attempt to perform an operation not allowed by the security policy `PDF’ @ error/constitute.c/IsCoderAuthorized/422 in /data/web/joh.bsoft.de/wp-content/plugins/pdf-thumbnail-generator/pdf-thumbnail-generator.php:236 Stack trace: 0 /dat

security bugs compatibility missing feature content publishing operations Proof Blocked card complete Evidence linked to opportunity

Buyer: publishers, content teams, and agencies · Wedge: check image publishing, media, metadata, and editorial handoffs before content goes live

source plugin

mixed Working on staging but not on live support · 2024-01-26T12:36:45+00:00 · high severity · image

Working on staging but not on live: users show bugs, compatibility, missing feature pain that may indicate a product gap.

Evidence: Working on staging but not on live Hi, I’ve installed the plugin on my staging site in order to test it.

bugs compatibility missing feature support content publishing operations Proof Blocked card complete Evidence linked to opportunity

Buyer: publishers, content teams, and agencies · Wedge: check image publishing, media, metadata, and editorial handoffs before content goes live

source plugin

mixed New thumbnails no longer generated automatically support · 2024-01-10T08:39:09+00:00 · medium severity · image

New thumbnails no longer generated automatically: users show compatibility, missing feature, pricing pain that may indicate a product gap.

Evidence: New thumbnails no longer generated automatically Hello, I started using this great plugin a few months ago to generate thumbnails uploaded using Formidable Forms.

compatibility missing feature pricing setup content publishing operations Proof Blocked card complete Evidence linked to opportunity

Buyer: publishers, content teams, and agencies · Wedge: check image publishing, media, metadata, and editorial handoffs before content goes live

source plugin

complaint how to keep previews when app is no longer installed support · 2023-12-12T13:13:34+00:00 · medium severity · image

how to keep previews when app is no longer installed: users show bugs, compatibility, missing feature pain that may indicate a product gap.

Evidence: how to keep previews when app is no longer installed Hi, after running the plugin, some files, that supposedly now had a preview image did not.

bugs compatibility missing feature support content publishing operations Proof Blocked card complete Evidence linked to opportunity

Buyer: publishers, content teams, and agencies · Wedge: check image publishing, media, metadata, and editorial handoffs before content goes live

source plugin