textavia.case_lower
Convert text to lowercase. Supports stdin, positional text, and file input.
textavia.case_pascal
Convert to PascalCase. Supports stdin, positional text, and file input.
textavia.case_screaming_snake
Convert to SCREAMING_SNAKE_CASE. Supports stdin, positional text, and file input.
textavia.case_sentence
Capitalize the first character only. Supports stdin, positional text, and file input.
textavia.case_slug
Convert to a URL slug. Supports stdin, positional text, and file input.
textavia.case_snake
Convert to snake_case. Supports stdin, positional text, and file input.
textavia.case_title
Capitalize the first letter of each word. Supports stdin, positional text, and file input.
textavia.case_upper
Convert text to uppercase. Supports stdin, positional text, and file input.
textavia.cipher_caesar
Shifts A-Z letters by --shift positions. Default shift is 3.
textavia.cipher_morse_decode
Decodes Morse words separated by slash characters.
textavia.cipher_morse_encode
Encodes alphanumeric text to Morse code.
textavia.cipher_nato_decode
Converts NATO phonetic words back to letters.
textavia.cipher_nato_encode
Converts A-Z letters to NATO phonetic words.
textavia.cipher_rot13
Applies the reversible ROT13 substitution cipher.
textavia.csv_clean
Parses CSV, trims every cell, drops fully empty rows, and writes deterministic CSV.
textavia.csv_dedupe
Removes duplicate CSV rows while preserving the first occurrence.
textavia.csv_select
Selects columns by header name from a simple delimited table.
textavia.csv_sort
Sorts CSV rows by a header column, preserving the header row.
textavia.csv_to_json
Converts a CSV file with a unique header row into an array of JSON objects.
textavia.csv_to_markdown_table
Converts CSV rows into a GitHub-flavored Markdown table using the first row as headers.
textavia.csv_to_tsv
Converts simple delimited rows from comma-separated to tab-separated.
textavia.csv_validate
Checks whether every CSV row has the same column count for a simple delimiter.
textavia.html_escape
Escapes ampersands, angle brackets, quotes, and apostrophes for HTML text nodes.
textavia.html_strip
Removes HTML tags and script/style blocks while preserving text content.
textavia.html_to_markdown
Converts common HTML block and inline tags to Markdown and strips unsupported tags.
textavia.html_unescape
Unescapes the named entities emitted by Textavia HTML escape.
textavia.json_to_csv
Converts a JSON object or array of objects to deterministic CSV with stable headers.
textavia.json_to_markdown_table
Converts a JSON object or array of objects to a GitHub-flavored Markdown table.
textavia.json_to_yaml
Serializes JSON-compatible data to Textavia’s deterministic YAML subset.
textavia.markdown_strip
Removes common Markdown markup while preserving readable text.
textavia.markdown_table_create
Creates a GitHub-flavored Markdown table from JSON object rows or CSV rows.
textavia.markdown_table_to_csv
Parses a GitHub-flavored Markdown table and emits deterministic CSV.
textavia.markdown_table_to_json
Parses a GitHub-flavored Markdown table and emits JSON objects keyed by header.
textavia.markdown_to_html
Converts a conservative Markdown subset to HTML without network access.
textavia.toml_format
Parses simple TOML and re-emits keys in sorted order.
textavia.toml_to_json
Converts simple key/value TOML to JSON.
textavia.toml_to_yaml
Converts simple TOML to a JSON-compatible YAML subset.
textavia.toml_validate
Validates simple key/value TOML used by Textavia conversion tools.
textavia.xml_format
Tokenizes XML tags and text, then writes a consistently indented XML document.
textavia.xml_to_json
Converts XML elements, text, and attributes to a deterministic JSON object.
textavia.xml_validate
Checks whether XML-like input has balanced tags using a conservative scanner.
textavia.yaml_format
Parses the built-in YAML subset and re-emits deterministic YAML.
textavia.yaml_to_json
Parses Textavia’s deterministic YAML subset and returns JSON-compatible data.
textavia.yaml_to_toml
Converts the built-in YAML subset to simple TOML.
textavia.yaml_validate
Validates YAML accepted by the built-in YAML to JSON converter.
textavia.color_contrast
Accepts two hex colors and reports contrast ratio plus WCAG AA/AAA pass booleans.
textavia.color_convert
Converts a 6-digit hex color to RGB and CSS rgb() output.
textavia.cron_explain
Explains standard five-field cron expressions using UTC field ranges.
textavia.cron_next
Computes upcoming UTC run times for a standard five-field cron expression.
textavia.hash_file
Convenience wrapper around the hash tools. Defaults to SHA256 and reads files byte-safely.
textavia.hash_md5
Hashes text, stdin, or a streaming file to a MD5 hex digest.
textavia.hash_sha1
Hashes text, stdin, or a streaming file to a SHA1 hex digest.
textavia.hash_sha224
Hashes text, stdin, or a streaming file to a SHA224 hex digest.
textavia.hash_sha256
Hashes text, stdin, or a streaming file to a SHA256 hex digest.
textavia.hash_sha384
Hashes text, stdin, or a streaming file to a SHA384 hex digest.
textavia.hash_sha512
Hashes text, stdin, or a streaming file to a SHA512 hex digest.
textavia.json_format
Parses and reformats JSON with configurable indentation. Supports --write and --backup.
textavia.json_minify
Parses and re-emits compact JSON with no whitespace.
textavia.json_query
Queries a JSON value with a simple dot path. Arrays use numeric path segments.
textavia.json_repair
Attempts conservative repairs such as removing trailing commas before parsing.
textavia.json_sort_keys
Parses JSON and re-emits it with recursively sorted object keys.
textavia.json_stringify
Converts raw text into a JSON string literal.
textavia.json_to_toml
Converts a flat JSON object with scalar or array values to TOML.
textavia.json_to_types
Generates a basic TypeScript interface from a representative JSON object.
textavia.json_unstringify
Parses a JSON string literal and outputs raw text.
textavia.json_validate
Reports whether JSON is valid and includes parse diagnostics on failure.
textavia.jwt_decode
Decodes JWT header and payload locally. Signature not verified.
textavia.dev_qr
Generates a standards-compliant QR code SVG for the input text. No network access is used.
textavia.regex_explain
Provides a concise structural summary of a JavaScript regular expression.
textavia.regex_test
Evaluates a JavaScript regex in a worker thread so catastrophic backtracking can be terminated.
textavia.timestamp_from_date
Parses a date string and returns the Unix epoch value.
textavia.timestamp_now
Returns the current ISO time and Unix epoch value.
textavia.timestamp_parse
Parses an ISO 8601 string or Unix number into ISO and Unix forms.
textavia.timestamp_to_date
Converts a Unix epoch value to an ISO and local date string.
textavia.utm_build
Adds utm_source, utm_medium, utm_campaign, utm_term, and utm_content to a base URL.
textavia.base64_basic_auth_decode
Decodes a Basic base64 user:password value. Decoded only; not verified.
textavia.base64_css_data_uri
Encodes text or file bytes as a data URL wrapped for CSS.
textavia.base64_data_url
Encodes bytes to a data URL or decodes a data URL to bytes (use --decode).
textavia.base64_data_url_to_file
Returns decoded bytes from a data URL; use --out to write the file.
textavia.base64_decode
Decodes a Base64 string to UTF-8 text by default, or raw bytes with --bytes.
textavia.base64_detect
Uses a conservative local heuristic to detect Base64-looking text.
textavia.base64_encode
Encodes UTF-8 text or raw bytes to a Base64 string. File input is read as bytes.
textavia.base64_from_hex
Converts a hexadecimal byte string to Base64.
textavia.base64_gzip_check
Decodes Base64 locally and checks for a gzip payload.
textavia.base64_gzip_decode
Utility companion for gzip-check; decodes and gunzips Base64 input.
textavia.base64_gzip_encode
Compresses UTF-8 text with gzip and emits Base64.
textavia.base64_normalize
Normalizes whitespace, URL-safe alphabet variants, and padding.
textavia.base64_repair
Repairs common copy/paste issues such as whitespace, missing padding, and URL-safe alphabet characters.
textavia.base64_to_ascii
Decodes Base64 bytes using ASCII encoding.
textavia.base64_to_hex
Decodes Base64 bytes and prints a hexadecimal string.
textavia.base64_validate
Reports whether the input is well-formed Base64.
textavia.binary_decode
Decodes whitespace-separated 8-bit binary groups into UTF-8 text.
textavia.binary_encode
Encodes UTF-8 text or file bytes into 8-bit binary groups.
textavia.hex_decode
Decodes a hex string to UTF-8 text by default, or bytes with --bytes.
textavia.hex_encode
Encodes UTF-8 text or file bytes to a hex string.
textavia.roman_from_number
Converts integers from 1 to 3999 into canonical Roman numerals.
textavia.roman_to_number
Parses canonical Roman numerals from I to MMMCMXCIX.
textavia.url_decode
Decodes a URL-encoded component or full URL.
textavia.url_encode
Encodes text for use in a URL component or full URL.
textavia.utf8_decode
Decodes space-separated UTF-8 hex bytes into text.
textavia.utf8_encode
Encodes text to space-separated UTF-8 hex bytes.
textavia.lines_compare
Compares --file (list A) against --other (list B) and reports items unique to each and shared.
textavia.lines_count
Reports the line count.
textavia.lines_duplicates
Reports each duplicate line once. Requires full input.
textavia.lines_intersect
Computes line intersection. Use --other or separate blocks with a line containing "---".
textavia.lines_remove_duplicates
Alias for unique that removes duplicate lines, preserving order.
textavia.lines_remove_empty
Drops lines that are empty after trimming.
textavia.lines_reverse
Reverses the order of input lines.
textavia.lines_shuffle
Randomly shuffles input lines locally.
textavia.lines_sort
Sorts lines with optional direction, numeric, and case-insensitive flags.
textavia.lines_subtract
Computes A minus B. Use --other or separate blocks with a line containing "---".
textavia.lines_trim
Trims surrounding whitespace from each line.
textavia.lines_union
Computes a first-seen union. Use --other or separate blocks with a line containing "---".
textavia.lines_unique
Removes duplicate lines, preserving first-seen order. Requires full input.
textavia.lorem_paragraphs
Generates placeholder lorem ipsum paragraphs.
textavia.lorem_sentences
Generates placeholder lorem ipsum sentences.
textavia.lorem_words
Generates placeholder lorem ipsum words.
textavia.numbers_sort
Parses whitespace/comma-separated numbers and sorts them.
textavia.numbers_stats
Reports count, min, max, sum, mean, and median.
textavia.random_boolean
Outputs true or false with equal probability.
textavia.random_choice
Chooses one or more random non-empty lines from the input.
textavia.random_date
Generates random ISO dates between --from and --to.
textavia.random_float
Alias-style float generator for decimal random values.
textavia.random_integer
Generates random integers between --min and --max.
textavia.random_ip
Generates random IPv4 addresses.
textavia.random_letter
Generates random lowercase letters.
textavia.random_month
Picks random month names.
textavia.random_number
Generates random floating point numbers between --min and --max.
textavia.random_password
Generates a secure password with configurable pools and length.
textavia.random_uuid
Generates RFC 4122 v4 UUIDs using node:crypto.
textavia.text_alternating_case
Alternates casing across letters in the input text.
textavia.text_capitalize
Capitalizes each word for a readable capitalized style.
textavia.text_clean
Collapses runs of whitespace into single spaces and trims the result.
textavia.text_diff
Reports added, removed, and unchanged lines. Use --other or separate blocks with a line containing "---".
textavia.text_duplicate_words
Reports case-insensitive words that appear more than once.
textavia.text_frequency
Produces a case-insensitive word frequency map.
textavia.text_inverse_case
Swaps uppercase and lowercase letters.
textavia.text_lower
Lowercases all characters. Supports stdin, positional text, and files.
textavia.text_normalize_whitespace
Collapses repeated whitespace into single spaces and trims the result.
textavia.text_plain
Removes markup tags and collapses whitespace.
textavia.text_privacy_scrub
Replaces emails, phone numbers, IPs, URLs, JWTs, basic auth, common API keys, and credit-card-like numbers with placeholders. Heuristic; review output before sharing.
textavia.text_remove_chars
Removes every character listed in --chars from the input.
textavia.text_remove_formatting
Removes zero-width characters, BOM, and non-printable control characters.
textavia.text_remove_line_breaks
Converts multi-line text into a single line with normalized spacing.
textavia.text_repeat
Repeats the input --count times with an optional separator.
textavia.text_replace
Replaces every occurrence of --search with --replacement.
textavia.text_reverse
Reverses text by grapheme cluster so emoji and combining marks are preserved.
textavia.text_sentence_case
Capitalizes the first character and lowercases the rest.
textavia.text_sentence_count
Counts sentences using the same heuristic as text stats.
textavia.text_stats
Computes counts and byte size for the input text.
textavia.text_syllables
Estimates syllable count using a heuristic vowel-group rule.
textavia.text_title_case
Title-cases the text.
textavia.text_upper
Uppercases all characters.
textavia.unicode_inspect
Reports each code point with its value, hex, name, and combining status.
textavia.unicode_normalize
Normalizes text to NFC, NFD, NFKC, or NFKD.
textavia.words_sort
Splits input into words and sorts them alphabetically.
textavia.words_unique
Splits input into words and preserves the first occurrence of each word.