https://aislackin.com/tags/agents/Recent content in Agents on AiSlackinHugoen-usSun, 27 Sep 2026 00:00:00 +0000https://aislackin.com/posts/2026-09-27-hed-text-editor/Sun, 27 Sep 2026 00:00:00 +0000https://aislackin.com/posts/2026-09-27-hed-text-editor/<p>Ask a shell script to write a file and you get heredocs — which bash and zsh handle fine but fish doesn&rsquo;t. Ask an agent to edit a config and you get a tangle of <code>sed</code>, <code>cat &gt;</code>, and hope. <strong>hed</strong> is the answer to both problems: a single C++17 binary that replaces heredocs, gives agents a machine-readable file editing API, and doubles as a nano-style interactive editor.</p> <h2 id="three-tools-one-binary">Three tools, one binary</h2> <p><strong>hed</strong> (Heredoc Replacement · Agent File Tool · Nano-Style Editor) is a single static executable with zero runtime dependencies — no ncurses, no hunspell, no data files. Three modes:</p>