Free Online Developer Tools · Page 3
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25–36 / 46Markdown table of contents
Build heading links while ignoring fenced code blocks.
Markdown link inspector
List inline link targets and flag unsafe schemes without fetching.
Environment file parser
Parse simple KEY=value lines without variable expansion or execution.
INI to JSON
Parse sectioned INI key/value data, rejecting duplicate keys.
SQL IN clause builder
Quote literal lines safely for a generic SQL IN list.
CSV to SQL INSERT
Generate quoted SQL INSERT rows from a CSV table.
Unix file mode converter
Convert octal rwx modes to a symbolic display.
Semantic version comparator
Compare SemVer including numeric prerelease ordering.
UUID inspector
Validate a UUID and inspect its version and variant bits.
ULID timestamp decoder
Decode a canonical ULID timestamp without network access.
Snowflake ID decoder
Decode a 41-bit timestamp using a configurable epoch and 22 low bits.
Integer base converter
Convert signed arbitrary-size integers between bases 2 to 36.
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