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Tag: regex

Selection of utilities

rgx – terminal regex tester

March 19, 2026 Steve Emms TUI, Utilities

rgx is a terminal application for building, testing, and debugging regular expressions.

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Files

regname – terminal batch renamer

December 2, 2025 Steve Emms TUI, Utilities

regname provides a terminal interface for mass renaming files and folders using regex matching, replacements and live previews.

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Documentation

srgn – syntax-aware code search and replacement

July 30, 2024 Steve Emms CLI, Utilities

srgn searches and transforms source code within syntax-aware scopes, combining regular expressions, Tree-sitter queries and text actions.

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Documentation

ruplacer – find and replace text in source files

October 25, 2023 Steve Emms CLI, Utilities

ruplacer previews recursive source-file replacements with case preservation, file filters, regular expressions and optional write-back.

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Find

rename.pl – rename files using Perl expressions

August 11, 2023 Steve Emms CLI, Utilities

rename.pl renames files using Perl expressions, Unicode normalisation, charset conversion, whitespace cleanup and preview-before-apply.

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Find

rename – batch filename transformation utility

August 11, 2023 Steve Emms CLI, Utilities

rename performs bulk filename transformations with Perl expressions, counters, case conversion, dry-run previews and link creation.

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Documentation

sad – batch file search and replace

July 28, 2023 Steve Emms CLI, Utilities

sad previews batch file substitutions as diffs, with optional fzf selection, configurable regex flags and a direct commit mode.

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Documentation

Sed-Go – implementation of sed

June 1, 2023 Steve Emms CLI, Utilities

Sed-Go provides a sed-compatible command-line tool and embeddable streaming engine, with Unicode handling and Go regular expressions.

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Documentation

sd – find and replace CLI

June 1, 2023 Steve Emms CLI, Utilities

sd performs regex or literal search and replace in files and streams, with capture groups, previews and low-memory line-by-line processing.

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Documentation

RnR – batch file and directory renamer

May 27, 2023 Steve Emms CLI, Utilities

RnR batch renames files and folders using regular expressions, with dry-run previews, collision checks, backups and undo from logs.

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Utilities

Excellent Utilities: ripgrep – recursively search directories for a regex pattern

November 25, 2019 Steve Emms CLI, Reviews, Software, Utilities

ripgrep is a line-oriented search tool that recursively searches your current directory for a regex pattern. It’s free and open source software.

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