## Features

| Feature | Status |
| --- | --- |
| Live tail of new lines | In testing |
| Pause, resume and clear the view | In testing |
| Filter by text or regular expression | In testing |
| Filter by field on JSON and logfmt logs | In testing |
| Highlight matching lines | In testing |
| Search log history by time range | In testing |
| Export search results | In testing |
| Read single files or a whole log directory | In testing |

## Capabilities

- Formats: JSON, logfmt, combined access logs, syslog and plain text.
- Log rotation is detected, and the tail reopens the new file.
- Exports come as plain text, or as JSON or CSV for structured logs.

## Limits

- Files must be on the machine running the agent, and the agent's user must be able to read them.
- Only the active file is read, not rotated or compressed files.
- The tail buffer holds 10,000 lines, and exports stop at 10,000 matches.
- Regular expressions don't support lookaround or backreferences.
- Binary log formats aren't supported.