Copy pageCopy pageCopy this page as Markdown for LLMsView as MarkdownView this page as plain textOpen in ClaudeAsk questions about this pageOpen in ChatGPTAsk questions about this pageOn this pageWEBGL_compressed_texture_etc1The WEBGL_compressed_texture_etc1 extension is part of the WebGL API and exposes the ETC1 compressed texture format. MDN Reference Properties COMPRESSED_RGB_ETC1_WEBGL readonly COMPRESSED_RGB_ETC1_WEBGL: 36196;