Owner

lovell

10 indexed repositories · View on GitHub

sharp
High performance Node.js image processing, the fastest module to resize JPEG, PNG, WebP, AVIF and TIFF images. Uses the libvips library.

JavaScript · 32693 stars
limax
Node.js module to generate URL slugs. Another one? This one cares about i18n and transliterates non-Latin scripts to conform to the RFC39...

JavaScript · 608 stars
farmhash
Node-API implementation of FarmHash, Google's family of high performance hash functions

JavaScript · 448 stars
sharp-libvips
Packaging scripts to prebuild libvips and its dependencies - you're probably looking for https://github.com/lovell/sharp

Shell · 212 stars
hepburn
Node.js module for converting Japanese Hiragana and Katakana script to, and from, Romaji using Hepburn romanisation

JavaScript · 131 stars
64
High performance Base64 encoding and decoding for Node.js using SIMD (AVX2, AVX, SSE4.2, SSE4.1, SSSE3) acceleration

JavaScript · 111 stars
detect-libc
Node.js module to detect details of the C standard library (libc) implementation provided by a given Linux system

JavaScript · 78 stars
icc
JavaScript module to parse International Color Consortium (ICC) profiles

JavaScript · 63 stars
nginx-cache
Node.js module to find files in an Nginx cache based on partial URL keys

JavaScript · 25 stars
broad-norfolk
English to Broad Norfolk Translator

JavaScript · 1 star

Beginner friendly Everything

Open All

"cutout via dest-in" plan should take isLittleEndian into account Open

triage

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

lovell/sharp#4609 · Opened Sep 19, 2026
Preserve source color space by default, with an explicit opt-out Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 35/100

lovell/sharp#4608 · Opened Sep 17, 2026
keepGainMap(): valid crop throws "extract_area: bad extract area" after resizing a reduced-resolution gain map Open

triage

Difficulty 4/5 3-5 days Newbie friendliness 58/100

lovell/sharp#4607 · Opened Sep 17, 2026
keepGainMap(): extract() crops the base image but leaves the gain map uncropped Open

triage

Difficulty 3/5 1-2 days Newbie friendliness 72/100

lovell/sharp#4606 · Opened Sep 17, 2026
Extend the 10,000-pixel limit for extend() to standard dimension limit Open

bug ready-to-ship

Difficulty 3/5 1-2 days Newbie friendliness 68/100

lovell/sharp#4605 · 1 comment · Opened Sep 12, 2026
Extra incorrect export in index.d.mts Open

bug ready-to-ship

Difficulty 2/5 1-3 hours Newbie friendliness 82/100

lovell/sharp#4604 · 1 comment · Opened Sep 12, 2026
Is it expected that `mozjpeg: true` uses significantly more cpu? Open

question

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

lovell/sharp#4603 · 3 comments · Opened Sep 11, 2026
`pipelineColourspace` with a device-independent colourspace has incorrect color management Open

triage

Difficulty 4/5 3-5 days Newbie friendliness 48/100

lovell/sharp#4595 · Opened Aug 31, 2026
err.code.endsWith() crashes with unhandled TypeError when wasm32 fallback fails (no .code on CompileError) Open

bug ready-to-ship

Difficulty 2/5 1-3 hours Newbie friendliness 78/100

lovell/sharp#4592 · Opened Aug 29, 2026
Build metadata request: final librsvg Cargo resolution for 1.3.2 Linux packages Open

question

Difficulty 4/5 3-5 days Newbie friendliness 45/100

lovell/sharp-libvips#400 · 3 comments · Opened Aug 28, 2026
add environment variable to force specific libc and disable all probing methods Open

Difficulty 3/5 1-2 days Newbie friendliness 65/100

lovell/detect-libc#34 · 4 comments · 1 reaction · Opened Aug 22, 2026
Enhancement: support block/unblock at pipeline level (as well as process level) Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 48/100

lovell/sharp#4582 · 2 comments · 2 reactions · Opened Aug 4, 2026
Add support for `AbortSignal` to allow cancellation of in-flight image processing operations. Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 45/100

lovell/sharp#4579 · 2 comments · Opened Aug 3, 2026
Using `fontfile` with text input Open

question

Difficulty 3/5 1-2 days Newbie friendliness 48/100

lovell/sharp#4577 · 8 comments · Opened Jul 28, 2026
Join alpha channel with premultiplied tiff file while keeping ICC profile Open

question

Difficulty 4/5 3-5 days Newbie friendliness 42/100

lovell/sharp#4565 · Opened Jul 1, 2026
Auto-detect WASM fallback for unsupported platforms (Termux/Android) Open

question

Difficulty 3/5 1-2 days Newbie friendliness 48/100

lovell/sharp#4563 · 2 comments · Opened Jun 30, 2026
Enhancement: Optional input file type extension to hint at best loader for Buffer/Stream Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 45/100

lovell/sharp#4562 · 4 comments · Opened Jun 30, 2026
ESM-only Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 35/100

lovell/sharp#4539 · 5 comments · 2 reactions · Opened Jun 11, 2026
Electron: Segmentation fault / SIGTRAP in g_object_ref during OpenInput on Ubuntu 24.04 Open

question

Difficulty 4/5 3-5 days Newbie friendliness 45/100

lovell/sharp#4522 · 18 comments · 2 reactions · Opened Apr 13, 2026
sharp() constructor for raw pixel input has no colorspace parameter — blocks CMYK raw roundtrip Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 48/100

lovell/sharp#4521 · Opened Apr 11, 2026
Enhancement: Investigate control over output PNG IDAT chunk size, might reduce file size of smaller palette-based images Open

blocked-upstream-dependency enhancement

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

lovell/sharp#4489 · 5 comments · Opened Jan 16, 2026
Resize position using percentages Open

enhancement

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

lovell/sharp#4461 · 1 reaction · Opened Oct 4, 2025
The memory is not released when using Sharp in Electron (Some Linux distributions) Open

question

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

lovell/sharp#4460 · 6 comments · Opened Oct 3, 2025
premultiplied Usage: When compress png with premulitiplied, then output png shows bad. Open

question

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

lovell/sharp#4413 · 12 comments · Opened Jun 12, 2025
Resizing SVG with drop-shadow filter and <= 0.31 scale factor removes path Open

blocked-upstream-dependency bug

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

lovell/sharp#4396 · 2 comments · Opened May 15, 2025
Deno + WebAssembly - fails at toBuffer() "em-pthread" maximum call stack exceeded Open

blocked-upstream-dependency enhancement

Difficulty 3/5 1-2 days Newbie friendliness 58/100

lovell/sharp#4372 · 7 comments · Opened Apr 12, 2025
Best config for OCR-ready PNGs Open

question

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

lovell/sharp#4365 · 1 comment · Opened Apr 7, 2025
How does sharp infer the height if the width is provided? Open

question

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

lovell/sharp#4353 · 6 comments · 2 reactions · Opened Mar 24, 2025
Enhancement: signal to end processing early e.g. via AbortController API Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 35/100

lovell/sharp#4326 · 3 comments · Opened Feb 13, 2025
Reading an empty file results in a confusing "Input file contains unsupported image format" error Open

blocked-upstream-dependency enhancement

Difficulty 3/5 1-2 days Newbie friendliness 35/100

lovell/sharp#4312 · 1 comment · Opened Jan 13, 2025
SVG does not render embedded image with a dimension greater than 10000 pixels Open

blocked-upstream-dependency bug

Difficulty 3/5 1-2 days Newbie friendliness 28/100

lovell/sharp#4309 · 6 comments · Opened Jan 9, 2025
Memory use: what should I expect while processing large image files? Open

question

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

lovell/sharp#4303 · 4 comments · Opened Dec 21, 2024
Overwrite opaque pixels with transparent ones when compositing Open

question

Difficulty 5/5 Over a week Newbie friendliness 35/100

lovell/sharp#4290 · 2 comments · Opened Dec 7, 2024
Sharp is not working with "Bun build --compile" Open

question

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

lovell/sharp#4283 · 13 comments · 24 reactions · Opened Nov 23, 2024
Reading HDR AVIF results in very bad colors. Open

question

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

lovell/sharp#4264 · 1 reaction · Opened Nov 13, 2024
How to get HDR images working with Sharp Open

question

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

lovell/sharp#4263 · 4 reactions · Opened Nov 13, 2024
Enhancement: more complete magicksave support Open

enhancement

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

lovell/sharp#4260 · 2 comments · Opened Nov 11, 2024
Timeout not applying to encoding? Open

question

Difficulty 5/5 Over a week Newbie friendliness 25/100

lovell/sharp#4257 · 8 comments · 1 reaction · Opened Nov 7, 2024
Support WebP embedded in SVG Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 38/100

lovell/sharp-libvips#258 · 2 comments · Opened Nov 6, 2024
Failed to output png from svg with mask Open

blocked-upstream-dependency triage

Difficulty 3/5 1-2 days Newbie friendliness 38/100

lovell/sharp#4251 · 2 comments · Opened Nov 1, 2024
Enhancement: First-class support for Web Streams API Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 35/100

lovell/sharp#4234 · 14 comments · 2 reactions · Opened Oct 12, 2024
OOM Crashes when Resizing Multiple Image Sizes to AVIF and WebP Formats Open

question

Difficulty 5/5 Over a week Newbie friendliness 25/100

lovell/sharp#4232 · 3 comments · 1 reaction · Opened Oct 7, 2024
Selective tinting of images Open

question

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

lovell/sharp#4223 · 3 comments · Opened Sep 27, 2024
Enhancement: prebuilt binary for WebAssembly Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 25/100

lovell/farmhash#53 · Opened Sep 5, 2024
Enhancement: consider AVIF HDR support Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 35/100

lovell/sharp-libvips#247 · 21 comments · Opened Aug 31, 2024
Fail more gracefully on partially Node.js compatible runtime environments Open

enhancement

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

lovell/detect-libc#25 · 1 comment · Opened Aug 24, 2024
Help converting raw input with color-profile to srgb Open

question

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

lovell/sharp#4195 · 3 comments · Opened Aug 22, 2024
Channel excluded from image manipulations, if the channel was `join`ed at later time Open

question

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

lovell/sharp#4192 · 4 comments · Opened Aug 20, 2024
Enhancement: add/update XMP and IPTC metadata Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 25/100

lovell/sharp#4143 · 3 comments · 4 reactions · Opened Jul 1, 2024
Adjust quality based on output file size Open

question

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

lovell/sharp#4070 · 3 comments · 4 reactions · Opened Apr 18, 2024

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