Category hub
Small utilities that remove repetitive formatting and shell-work overhead.
Why this hub is cleaner now
This page is designed to help you reach the right live tool faster. Strong routes stay visible, incomplete routes stay out of the public surface, and the search area below focuses on practical discovery instead of clutter.
Inside this category
Recommended starting points
If you are new to this category, these are the clearest live routes to begin with before you explore everything else.
Convert a text file's line endings between Windows (CRLF), Unix/Linux (LF), and classic Mac (CR).
Updated 2026-08-01
Open tool
Create twelve diagram modes including sequence, class, state, ER, requirement, flow, timeline, and planning diagrams with local Mermaid rendering.
Updated 2026-08-02
Open toolA strong category page should do more than repeat a label and dump a grid of links. It should help people understand what kind of task they are solving, how many strong live routes already exist in that category, and where to go next if they want either the exact tool or a nearby alternative.
This hub therefore links directly to every published developer tools in the live catalog, while still acknowledging that additional tracked routes may remain unpublished until they meet the same standard as the public pages shown here now.
Tool explorer
Search within live developer tools without leaving the category hub. Use the filters to narrow the set quickly, then open the exact tool you need.
Current scope
All categories
Quick launches
Convert a text file's line endings between Windows (CRLF), Unix/Linux (LF), and classic Mac (CR).
Updated 2026-08-01
Open tool
Build common Linux commands (find, tar, chmod, rsync, and more) by filling in a guided form instead of memorizing flags.
Updated 2026-08-01
Open toolCreate twelve diagram modes including sequence, class, state, ER, requirement, flow, timeline, and planning diagrams with local Mermaid rendering.
Updated 2026-08-02
Open toolYes. This category page lists only currently published developer tools that are part of the maintained public surface. Drafts and unfinished routes are kept out until they are strong enough to stand on their own.
Direct tool links reduce friction for users and create a clearer internal-linking path for search engines. A strong category hub should help people reach the right live tool quickly, not force them through extra navigation layers.
Some routes stay unpublished or out of the index until they have a working UI, a useful example, honest limitations, and enough original depth to justify inclusion. The goal is a stronger public surface, not a bigger one.