The "composer" topic on GitHub groups 19 open-source projects in the DeepSeek Harness (DSH) ecosystem, led by dsh-composer-history with 16 GitHub stars. dsh-composer-history — Terminal-style input history for the DeepSeek Harness web composer: edge-first arrows with exact draft/caret restore, browser-local persisted history, Ctrl+R reverse search, workspace recall - and sliding-context awareness (compaction summaries in recall/search, compaction notice with one-click /compact fill). Every project here is indexed by DSH Universe with live GitHub data — stars, activity and install status — so you can compare and install directly.
Terminal-style input history for the DeepSeek Harness web composer: edge-first arrows with exact draft/caret restore, browser-local persisted history, Ctrl+R reverse search, workspace recall - and sliding-context awareness (compaction summaries in recall/search, compaction notice with one-click /compact fill).
Composer expand/collapse toggle for DeepSeek Harness (dsh): a ⬆/⬇ button in the composer tool row grows the input to a tall 70vh writing view for long drafts.
ChatGPT-style select→ask for DeepSeek Harness Web: select text in a conversation, a floating 「Ask DeepSeek」 button appears — click it to quote the selection into the composer.
DeepSeek Harness plugin that locks the web chat composer Enter-send. Toggle with a lock button or Ctrl+Shift+K to prevent accidental sends while typing or editing long prompts; unlock to send. IME-safe and per-session.
DSH chat input box image tool (self-developed): upload images + region screenshot, injects into the draft image track. Zero dependencies, pure client-side + Electron desktopCapturer screenshot.
DSH Web GUI layout fix: composer (input bar + bottom status bar) leaves the scroll region — message scrolling stops above the input bar, the scrollbar no longer covers the input area
Annotate a pending composer image in place (pen / box / arrow / typed text) and insert the PNG back next to the original. Minimal footprint: nothing in DSH UI is restyled, no host routes, no dependencies.
Options plate on the DeepSeek Harness composer's + button — pick files and folders from the project or anywhere on the machine, upload from your device, or run a slash command — with inline path chips and a Claude Code-style attachment preview.
DSH composer: scroll to an iPhone home-indicator pill; corner arcs dock the real composer into the left/right gutter / Scroll down into the Home pill, corner arcs dock the original input box into the side gutters.
DSH plugin: drag & drop anything into the composer - local files upload with absolute-path references, web images/links download host-side, plain text inserts. Per-session .dropped/<sessionId>/ landing.