Issues

• Proposal: central helpers for allocating from untrusted lengths (instead of per-site checks)

  haraldk/TwelveMonkeys#1401 · Filter by author vidhan843426 opened on Oct 25, 2026
  1

• TIFFImageReader: Make Max Expansion Ration configurable

  New feature
  haraldk/TwelveMonkeys#1384 · Filter by author Manjus87-commit opened on Oct 20, 2026
  2

• Add LICENSE.txt to JARs

  Task
  haraldk/TwelveMonkeys#1352 · Filter by author haraldk opened on Oct 2, 2026

• JPEGImageReader: Reading same file the 2nd time causes java.awt.color.CMMException

  Confirmed bugReported bug
  haraldk/TwelveMonkeys#1208 · Filter by author MichaelSchaich opened on Oct 22, 2025
  4

• Support for animated WebP and APNG

  New feature
  haraldk/TwelveMonkeys#1190 · Filter by author Jalvaviel opened on Sep 24, 2025
  1

• TIFF: Colors brightened when reading and then writing a 32-bpc integer linear grayscale image

  Reported bug
  haraldk/TwelveMonkeys#1136 · Filter by author danielperano opened on Apr 18, 2025
  2

• ICO: Writing using default compression (uncompressed) creates inverted colors

  Confirmed bugTrouble-shooting
  haraldk/TwelveMonkeys#1114 · Filter by author muyitimha opened on Mar 23, 2025
  10

• TIFFs produced with IFD offset not on word boundary as required by spec

  Reported bug
  haraldk/TwelveMonkeys#1092 · Filter by author lblatchford opened on Feb 21, 2025
  1

• Transparent background with incorrect file type

  Reported bugTrouble-shooting
  haraldk/TwelveMonkeys#1083 · Filter by author thomaskiesl opened on Jan 23, 2025
  3

• JPEG 2000 format support

  New feature
  haraldk/TwelveMonkeys#974 · Filter by author Lychengit opened on Jul 2, 2024
  6

• PSD: Get layer kind (type) to metadata

  New feature
  haraldk/TwelveMonkeys#893 · Filter by author zzq0324 opened on Jan 19, 2024
  1

• BMP: Write support for more ARGB types

  New feature
  haraldk/TwelveMonkeys#858 · Filter by author bepopov opened on Nov 3, 2023
  1

• Add artifact prefix "twelvemonkeys-" to all modules to avoid conflicts with other projects

  New feature
  haraldk/TwelveMonkeys#747 · Filter by author dinosavings opened on Apr 20, 2023 · 4.0
  1

• TIFF: Exception when reading region of a tiled float32 BigTIFF

  Confirmed bug
  haraldk/TwelveMonkeys#746 · Filter by author rfreeman853 opened on Apr 18, 2023
  5

• BMP: Support fake alpha in BMPImageReader

  New feature
  haraldk/TwelveMonkeys#727 · Filter by author tmccombs opened on Jan 11, 2023
  6

• PSD: Support writing layers

  New feature
  haraldk/TwelveMonkeys#724 · Filter by author QAQrz opened on Jan 3, 2023
  3

• WebP: Expose animation frame data

  New feature
  haraldk/TwelveMonkeys#711 · Filter by author sghpjuikit opened on Oct 28, 2022
  5

• QOI format support

  New feature
  haraldk/TwelveMonkeys#699 · Filter by author jxtps opened on Sep 22, 2022
  2

• Integer overflow for TIFF stream when splitting large TIFF

  New featureReported bug
  haraldk/TwelveMonkeys#676 · Filter by author beig opened on May 4, 2022
  3

• JPEG metadata always read-only

  New featureTrouble-shooting
  haraldk/TwelveMonkeys#668 · Filter by author ojaha065 opened on Mar 1, 2022
  9

• Support writing WebP format

  New featureSponsor needed
  haraldk/TwelveMonkeys#659 · Filter by author kwin opened on Feb 2, 2022
  8

• JPEG XL (JXL) read and write support

  New featureSponsor needed
  haraldk/TwelveMonkeys#643 · Filter by author BuZZ-dEE opened on Dec 2, 2021
  6

• AVIF support

  New featureSponsor needed
  haraldk/TwelveMonkeys#639 · Filter by author jobartim44 opened on Nov 11, 2021
  2

• TIFF: Make WhiteIsZero the default for FAX encodings

  New feature
  haraldk/TwelveMonkeys#601 · Filter by author haraldk opened on Apr 8, 2021

• Rename GitHub "master" branch to "main"

  Task
  haraldk/TwelveMonkeys#557 · Filter by author haraldk opened on Aug 18, 2020 · 4.0