Suggestions for numline
The following packages have something in common with the package numline. The packages are ordered in decreasing similarity.
- linenoamsmath: Use the lineno package together with amsmath
 - ntabbing: Simple tabbing extension for automatic line numbering
 - fnlineno: Number the lines of footnotes
 - lineno: Line numbers on paragraphs
 - ffcode: Fixed-font code blocks formatted nicely
 - altnline: Line numbering in LaTeX 2.09
 - doublespace: Double space environment
 - dashrule: Draw dashed rules
 - setspace: Set space between lines
 - decorule: Decorative swelled rule using font character
 - dashundergaps: Produce gaps that are underlined, dotted or dashed
 - setspaceenhanced: An enhancement of the setspace package
 - romanbarpagenumber: Typesetting roman page numbers
 - nopageno: No page numbers in LaTeX documents
 - nonumonpart: Prevent page numbers on part pages
 - pagecont: Page numbering that continues between documents
 - romanneg: Roman page numbers negative
 - duplicat: Make duplicate page numbers distinct
 - onepagem: If the document has only one page, omit page number
 - chappg: Page numbering by chapter
 - arabicfront: Frontmatter with arabic page numbers
 - foliono: Use folio numbers to replace page numbers
 - multicolrule: Decorative rules between columns
 - boldline: Heavier lines in tables
 - dashrulex: Draw dashed rules
 - sillypage: John Cleese’s Silly Walk as page numbering style
 - koma-script-obsolete: Deprecated packages from koma-script
 - hvdashln: Horizontal and vertical dashed lines in arrays and tabulars
 - scrpage2: Control of page headers and footers in LaTeX
 - tocstyle: Define style of Table of contents (etc) files
 - latex-tds: A structured copy of the LaTeX distribution