callas pdfToolbox SDK vs libHaru
Both stand on PDF SDKs: callas pdfToolbox SDK at #20, libHaru at #19.
The facts side by side
- €5,000 one-timePriceFree tier
- —Public API—
- —Open source—
- NoFree tierYes
- YesFree trialNo
- —Web—
- ✓Windows✓
- ✓Mac—
- ✓Linux✓
- —iOS—
- —Android—
- —Free plan✓
- Preflight, correction, analysis, manipulation, rendering, visualization, generation and decoration, conversion, reporting, color management, and impositionPDF operationsGeneration; drawing lines, text, and images; outlines; annotations; compression; image and font embedding; encryption
- Windows, macOS, Linux; native libraries and wrappers for application integrationSupported platformsWindows, Linux, FreeBSD, NetBSD, Solaris, and other ANSI-C platforms
- C, C++, C#, .NET, JavaLanguage coverageANSI C; C++; Ruby, Delphi/Free Pascal, and C# bindings
- server-sideDeployment modelclient-side
- —Annotation tools✓
- ✓Commercial license✓
- #20Standing on PDF SDKs#19