| chr_count | Count matches from strings |
| chr_detect | Detect matches in strings |
| chr_extract | Extract matches from strings |
| chr_ngram_char | Character n-grams |
| chr-package | chr: Simple String Manipulation |
| chr_remove_hashtags | Remove hashtags from text |
| chr_remove_linebreaks | Remove line breaks from text |
| chr_remove_links | Remove URL links from text |
| chr_remove_mentions | Remove [at] mentions from text |
| chr_remove_tabs | Remove tabs from text |
| chr_remove_ws | Remove extra spaces from text |
| chr_replace | Replace text pattern with string |
| chr_replace_nonascii | Replace non-ascii with similar ascii characters |
| pipe | Pipe operator |
| title_case | Convert string to title case |
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