| File Type 1 |
Online Chat Configuration File (Most common) |
| File Format |
File |
| Common? |
No |
| File Description |
Contains necessary information for opening an IRC channel; includes server, port, channel name, and possibly a password; URLs ending in ".cha" may open a chat program from a Web browser |
| Program(s) that open cha files |
Mac: Ircle; Snak; Colloquy
Windows: mIRC; ViRC; X-Chat; XiRCON |
| File Type 2 |
Photoshop Channel Mixture |
| File Format |
Proprietary File |
| Common? |
No |
| File Description |
Custom color channel mixture that can be applied to a Photoshop image file; modifies the intensity of the source channels, such as red, green, and blue, and applies them to an output channel.
Channel mixture presets can be loaded and saved by selecting "Image->Adjustments->Channel Mixer" from the Photoshop menu bar. |
| Program(s) that open cha files |
Mac / Windows: Adobe Photoshop |
| File Type 3 |
Character Layout File |
| File Format |
Standard File |
| Common? |
No |
| File Description |
Contains character layout information for a certain font; describes how the characters are positioned and defines the kerning between each character.
CHA files can be opened and edited with DTL (Dutch Type Library) FontMaster software. |
| Program(s) that open cha files |
Mac: DTL OTMaster Light
Windows: DTL OTMaster Light; DTL FontMaster Light; DTL KernMaster
Unix: DTL OTMaster Light |
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