Top 8 C++ Png Projects

lilliput

5 1,926 6.6 C++

Resize images and animated GIFs in Go
timg

8 1,749 8.7 C++

A terminal image and video viewer.

Project mention: Show HN: a Rust Based CLI tool 'imgcatr' for displaying images | news.ycombinator.com | 2024-04-16

timg is a really nice similar tool that does pixel graphics in the terminal window if supported, falling back to character graphics if not.
The big plus is that it supports SVG images.
https://github.com/hzeller/timg
And it is available via brew/apt/etc.

WorkOS

workos.com sponsored

The modern identity platform for B2B SaaS. The APIs are flexible and easy-to-use, supporting authentication, user identity, and complex enterprise features like SSO and SCIM provisioning.
thorvg

4 540 9.8 C++

Thor Vector Graphics is a lightweight portable library used for drawing vector-based scenes and animations including SVG and Lottie. It can be freely utilized across various software platforms and applications to visualize graphical contents.

Project mention: 3D and 2D: Testing out my cross-platform graphics engine | news.ycombinator.com | 2024-04-02

tacentview

2 286 9.3 C++

An image and texture viewer for tga, png, apng, exr, dds, pvr, ktx, ktx2, astc, pkm, qoi, gif, hdr, jpg, tif, ico, webp, and bmp files. Uses Dear ImGui, OpenGL, and Tacent. Useful for game devs as it displays information like the presence of an alpha channel and querying specific pixels for their colour.

Project mention: Need help extracting models from this game | /r/OnmyojiArena | 2023-05-29

https://github.com/bluescan/tacentview or https://developer.imaginationtech.com/pvrtextool/ (for viewing the texture files)

AirSane

3 221 8.0 C++

Publish SANE scanners to MacOS, Android, and Windows via Apple AirScan.
pngwolf-zopfli

1 51 0.0 C++

`pngwolf` uses a genetic algorithm to find PNG scanline filter combinations that compress well
pdvzip

7 6 9.5 C++

Embed a ZIP file within a PNG image to create a tweetable and "executable" PNG-ZIP polyglot file.

Project mention: CLI tool to create a shareable PNG-ZIP polyglot image, with embedded extraction script. | /r/commandline | 2023-12-06

pdvzip

InfluxDB

www.influxdata.com sponsored

Power Real-Time Data Analytics at Scale. Get real-time insights from all types of time series data with InfluxDB. Ingest, query, and analyze billions of data points in real-time with unbounded cardinality.
fpng-java

1 2 9.1 C++

Java Wrapper for the fast, native FPNG Encoder

Project mention: CPNG, a backwards compatible fork of PNG | news.ycombinator.com | 2023-12-09

Someone made this: https://github.com/manticore-projects/fpng-java
Replacing zlib might give you a few percentage points' worth of difference, whilst fpnge would likely be several times faster.

NOTE: The open source projects on this list are ordered by number of github stars. The number of mentions indicates repo mentiontions in the last 12 Months or since we started tracking (Dec 2020).