Custom nodes for ComfyUI that provide text/string manipulation capabilities. Particularly useful for modifying text from LLM outputs (Ollama, Claude.ai, OpenAI ChatGPT), such as prompts or image-to-text description results.

Features

Remove or replace text, words, numbers in input strings
Handle multi-word strings (partial sentences/phrases)
Case-sensitive/insensitive matching
Whole string matching option

String Strip Node

Removes specified strings from input text. Each line should contain the string to be searched. The string can contain multiple words. To match individual words/strings place on seperate lines.

Inputs

input_string: The string or text to process
strings_to_remove: List of strings to remove (one per line)
match_case: Enable/disable case-sensitive matching
match_whole_string: Ensure only exact matches are removed
remove_extra_spaces: Clean up extra spaces after removal

String Strip Example Usage:

String Replace Node

Replaces text strings with new strings. Each line should contain a search and replace pair separated replace_delimiter. See example image below.

Inputs

input_string: The string or text to process
replacement_pairs: List of search:replace pairs (one per line)
replacement_delimiter: Character(s) that separate search and replace strings. Default is a double colon ::
match_case: Enable/disable case-sensitive matching
match_whole_string: Ensure only exact matches are replaced
remove_extra_spaces: Clean up extra spaces after replacement

String Replace Example Usage:

Installation

Navigate to the custom_nodes directory in your ComfyUI installation path.

Clone the repository:

git clone https://github.com/bradsec/ComfyUI_StringEssentials.git

Restart ComfyUI or refresh your nodes.
Select node from the utils menu. Add Node > utils > String Strip or String Replace