# Chilkatsoft > Publicly sourced profile assembled by Optimly, in the Optimly AI Brand Index. Last refreshed 2026-10-04. - **Business Profile:** https://optimly.ai/brand/chilkatsoft - **Dataset:** https://optimly.ai/brand/chilkatsoft.json - **Markdown:** https://optimly.ai/brand/chilkatsoft/llms.txt - **Official website:** https://chilkatsoft.com - **Slug:** chilkatsoft - **Categories:** developer-tools ## Overview - **Tagline:** Comprehensive cross-language and cross-platform compatibility, offering over 90 classes for a wide array of Internet protocols, formats, and algorithms, supporting numerous programming environments and operating systems. Source: Brand's website (https://chilkatsoft.com) · 2026-10-04 - **Description:** Chilkat is a cross-language, cross-platform API providing 90+ classes for many Internet protocols, formats, and algorithms. Source: Brand's website (https://chilkatsoft.com) · 2026-10-04 ## Offerings - **Core capabilities:** - A cross-language - cross-platform API providing 90+ classes for various Internet protocols - formats - and algorithms - including SSH - SFTP - FTP2 - HTTP - REST - Socket/TLS - IMAP - JSON - XML - Cert - and PrivateKey. Source: Brand's website (https://chilkatsoft.com) · 2026-10-04 - **Pricing:** Mixed model, with some classes requiring a license (e.g., SSH, SFTP, FTP2, HTTP) and others being free (e.g., JSON, XML, Cert). Source: Brand's website (https://chilkatsoft.com) · 2026-10-04 ## Audience - **Target industry:** Programmers and developers utilizing languages such as ASP, C, C++, C# Java, Node.js, Perl, PHP, Python, Ruby, SQL, Swift, VB.NET, and more, across platforms including Windows, Linux, MacOS, iOS, Android, and Alpine Linux. Source: Brand's website (https://chilkatsoft.com) · 2026-10-04 Page last updated 2026-10-17.