diff --git a/packages/opencode/src/format/formatter.ts b/packages/opencode/src/format/formatter.ts
index 27b28c37bcf6..998c5642fbe0 100644
--- a/packages/opencode/src/format/formatter.ts
+++ b/packages/opencode/src/format/formatter.ts
@@ -402,3 +402,54 @@ export const dfmt: Info = {
     return [match, "-i", "$FILE"]
   },
 }
+
+export const stylua: Info = {
+  name: "stylua",
+  extensions: [".lua"],
+  async enabled() {
+    const match = which("stylua")
+    if (!match) return false
+    return [match, "$FILE"]
+  },
+}
+
+export const swiftformat: Info = {
+  name: "swiftformat",
+  extensions: [".swift"],
+  async enabled() {
+    const match = which("swiftformat")
+    if (!match) return false
+    return [match, "$FILE"]
+  },
+}
+
+export const scalafmt: Info = {
+  name: "scalafmt",
+  extensions: [".scala"],
+  async enabled(context) {
+    if (!which("scalafmt")) return false
+    const items = await Filesystem.findUp(".scalafmt.conf", context.directory, context.worktree)
+    if (items.length > 0) return ["scalafmt", "$FILE"]
+    return false
+  },
+}
+
+export const typstfmt: Info = {
+  name: "typst",
+  extensions: [".typ", ".typc"],
+  async enabled() {
+    const match = which("typst")
+    if (!match) return false
+    return [match, "fmt", "$FILE"]
+  },
+}
+
+export const csharpier: Info = {
+  name: "csharpier",
+  extensions: [".cs"],
+  async enabled() {
+    const match = which("dotnet-csharpier")
+    if (!match) return false
+    return [match, "$FILE"]
+  },
+}
diff --git a/packages/web/src/content/docs/formatters.mdx b/packages/web/src/content/docs/formatters.mdx
index 58b63fa34888..0f1f830285e7 100644
--- a/packages/web/src/content/docs/formatters.mdx
+++ b/packages/web/src/content/docs/formatters.mdx
@@ -18,6 +18,7 @@ OpenCode comes with several built-in formatters for popular languages and framew
 | cargofmt             | .rs                                                                                                      | `cargo fmt` command available                                                                         |
 | clang-format         | .c, .cpp, .h, .hpp, .ino, and [more](https://clang.llvm.org/docs/ClangFormat.html)                       | `.clang-format` config file                                                                           |
 | cljfmt               | .clj, .cljs, .cljc, .edn                                                                                 | `cljfmt` command available                                                                            |
+| csharpier            | .cs                                                                                                      | `dotnet-csharpier` command available                                                                  |
 | dart                 | .dart                                                                                                    | `dart` command available                                                                              |
 | dfmt                 | .d                                                                                                       | `dfmt` command available                                                                              |
 | gleam                | .gleam                                                                                                   | `gleam` command available                                                                             |
@@ -34,9 +35,13 @@ OpenCode comes with several built-in formatters for popular languages and framew
 | rubocop              | .rb, .rake, .gemspec, .ru                                                                                | `rubocop` command available                                                                           |
 | ruff                 | .py, .pyi                                                                                                | `ruff` command available with config                                                                  |
 | rustfmt              | .rs                                                                                                      | `rustfmt` command available                                                                           |
+| scalafmt             | .scala                                                                                                   | `scalafmt` command available and `.scalafmt.conf` config file                                        |
 | shfmt                | .sh, .bash                                                                                               | `shfmt` command available                                                                             |
 | standardrb           | .rb, .rake, .gemspec, .ru                                                                                | `standardrb` command available                                                                        |
+| stylua               | .lua                                                                                                     | `stylua` command available                                                                            |
+| swiftformat          | .swift                                                                                                   | `swiftformat` command available                                                                       |
 | terraform            | .tf, .tfvars                                                                                             | `terraform` command available                                                                         |
+| typst                | .typ, .typc                                                                                              | `typst` command available                                                                             |
 | uv                   | .py, .pyi                                                                                                | `uv` command available                                                                                |
 | zig                  | .zig, .zon                                                                                               | `zig` command available                                                                               |