diff --git a/js/.gitignore b/js/.gitignore
index 7d10a01..8336d14 100644
--- a/js/.gitignore
+++ b/js/.gitignore
@@ -1,4 +1,3 @@
 dist
+docs
 node_modules
-index.js
-index.mjs
diff --git a/js/index.ts b/js/index.ts
index dee3846..ef6560f 100644
--- a/js/index.ts
+++ b/js/index.ts
@@ -2,6 +2,7 @@ import { decompressSync } from "fflate";
 import v2 from "./v2";
 export * from "./adapters";
 
+/** @hidden */
 export interface BufferPosition {
   buf: Uint8Array;
   pos: number;
@@ -34,6 +35,7 @@ function readVarintRemainder(l: number, p: BufferPosition): number {
   throw new Error("Expected varint not more than 10 bytes");
 }
 
+/** @hidden */
 export function readVarint(p: BufferPosition): number {
   const buf = p.buf;
   let b = buf[p.pos++];
@@ -390,6 +392,7 @@ export class FetchSource implements Source {
   }
 }
 
+/** @hidden */
 export function getUint64(v: DataView, offset: number): number {
   const wh = v.getUint32(offset + 4, true);
   const wl = v.getUint32(offset + 0, true);
@@ -834,6 +837,8 @@ export class SharedPromiseCache {
   }
 }
 
+// if source is a string, create a browser FetchSource().
+// if no cache is passed, create a browser SharedPromiseCache where simultaneous tile requests share intermediate requests.
 // biome-ignore lint: that's just how its capitalized
 export class PMTiles {
   source: Source;
diff --git a/js/package-lock.json b/js/package-lock.json
index aff9c56..7211477 100644
--- a/js/package-lock.json
+++ b/js/package-lock.json
@@ -18,6 +18,7 @@
         "esbuild": "^0.20.0",
         "msw": "^2.1.5",
         "tsx": "^4.7.0",
+        "typedoc": "^0.25.7",
         "typescript": "^4.5.5"
       }
     },
@@ -677,6 +678,12 @@
         "node": ">=8"
       }
     },
+    "node_modules/ansi-sequence-parser": {
+      "version": "1.1.1",
+      "resolved": "https://registry.npmjs.org/ansi-sequence-parser/-/ansi-sequence-parser-1.1.1.tgz",
+      "integrity": "sha512-vJXt3yiaUL4UU546s3rPXlsry/RnM730G1+HkpKE012AN0sx1eOrxSu95oKDIonskeLTijMgqWZ3uDEe3NFvyg==",
+      "dev": true
+    },
     "node_modules/ansi-styles": {
       "version": "4.3.0",
       "resolved": "https://registry.npmjs.org/ansi-styles/-/ansi-styles-4.3.0.tgz",
@@ -705,6 +712,12 @@
         "node": ">= 8"
       }
     },
+    "node_modules/balanced-match": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/balanced-match/-/balanced-match-1.0.2.tgz",
+      "integrity": "sha512-3oSeUO0TMV67hN1AmbXsK4yaqU7tjiHlbxRDZOpH0KW9+CeX4bRAaX0Anxt0tx2MrpRpWwQaPwIlISEJhYU5Pw==",
+      "dev": true
+    },
     "node_modules/base64-js": {
       "version": "1.5.1",
       "resolved": "https://registry.npmjs.org/base64-js/-/base64-js-1.5.1.tgz",
@@ -745,6 +758,15 @@
         "readable-stream": "^3.4.0"
       }
     },
+    "node_modules/brace-expansion": {
+      "version": "2.0.1",
+      "resolved": "https://registry.npmjs.org/brace-expansion/-/brace-expansion-2.0.1.tgz",
+      "integrity": "sha512-XnAIvQ8eM+kC6aULx6wuQiwVsnzsi9d3WxzV3FpWTGA19F621kwdbsAcFKXgKUHZWsy+mY6iL1sHTxWEFCytDA==",
+      "dev": true,
+      "dependencies": {
+        "balanced-match": "^1.0.0"
+      }
+    },
     "node_modules/braces": {
       "version": "3.0.2",
       "resolved": "https://registry.npmjs.org/braces/-/braces-3.0.2.tgz",
@@ -1599,6 +1621,12 @@
         "url": "https://github.com/sponsors/sindresorhus"
       }
     },
+    "node_modules/jsonc-parser": {
+      "version": "3.2.1",
+      "resolved": "https://registry.npmjs.org/jsonc-parser/-/jsonc-parser-3.2.1.tgz",
+      "integrity": "sha512-AilxAyFOAcK5wA1+LeaySVBrHsGQvUFCDWXKpZjzaL0PqW+xfBOttn8GNtWKFWqneyMZj41MWF9Kl6iPWLwgOA==",
+      "dev": true
+    },
     "node_modules/lodash": {
       "version": "4.17.21",
       "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.21.tgz",
@@ -1621,6 +1649,24 @@
         "url": "https://github.com/sponsors/sindresorhus"
       }
     },
+    "node_modules/lunr": {
+      "version": "2.3.9",
+      "resolved": "https://registry.npmjs.org/lunr/-/lunr-2.3.9.tgz",
+      "integrity": "sha512-zTU3DaZaF3Rt9rhN3uBMGQD3dD2/vFQqnvZCDv4dl5iOzq2IZQqTxu90r4E5J+nP70J3ilqVCrbho2eWaeW8Ow==",
+      "dev": true
+    },
+    "node_modules/marked": {
+      "version": "4.3.0",
+      "resolved": "https://registry.npmjs.org/marked/-/marked-4.3.0.tgz",
+      "integrity": "sha512-PRsaiG84bK+AMvxziE/lCFss8juXjNaWzVbN5tXAm4XjeaS9NAHhop+PjQxz2A9h8Q4M/xGmzP8vqNwy6JeK0A==",
+      "dev": true,
+      "bin": {
+        "marked": "bin/marked.js"
+      },
+      "engines": {
+        "node": ">= 12"
+      }
+    },
     "node_modules/mimic-fn": {
       "version": "2.1.0",
       "resolved": "https://registry.npmjs.org/mimic-fn/-/mimic-fn-2.1.0.tgz",
@@ -1630,6 +1676,21 @@
         "node": ">=6"
       }
     },
+    "node_modules/minimatch": {
+      "version": "9.0.3",
+      "resolved": "https://registry.npmjs.org/minimatch/-/minimatch-9.0.3.tgz",
+      "integrity": "sha512-RHiac9mvaRw0x3AYRgDC1CxAP7HTcNrrECeA8YYJeWnpo+2Q5CegtZjaotWTWxDG3UeGA1coE05iH1mPjT/2mg==",
+      "dev": true,
+      "dependencies": {
+        "brace-expansion": "^2.0.1"
+      },
+      "engines": {
+        "node": ">=16 || 14 >=14.17"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/isaacs"
+      }
+    },
     "node_modules/msw": {
       "version": "2.1.5",
       "resolved": "https://registry.npmjs.org/msw/-/msw-2.1.5.tgz",
@@ -1862,6 +1923,18 @@
       "integrity": "sha512-YZo3K82SD7Riyi0E1EQPojLz7kpepnSQI9IyPbHHg1XXXevb5dJI7tpyN2ADxGcQbHG7vcyRHk0cbwqcQriUtg==",
       "dev": true
     },
+    "node_modules/shiki": {
+      "version": "0.14.7",
+      "resolved": "https://registry.npmjs.org/shiki/-/shiki-0.14.7.tgz",
+      "integrity": "sha512-dNPAPrxSc87ua2sKJ3H5dQ/6ZaY8RNnaAqK+t0eG7p0Soi2ydiqbGOTaZCqaYvA/uZYfS1LJnemt3Q+mSfcPCg==",
+      "dev": true,
+      "dependencies": {
+        "ansi-sequence-parser": "^1.1.0",
+        "jsonc-parser": "^3.2.0",
+        "vscode-oniguruma": "^1.7.0",
+        "vscode-textmate": "^8.0.0"
+      }
+    },
     "node_modules/signal-exit": {
       "version": "3.0.7",
       "resolved": "https://registry.npmjs.org/signal-exit/-/signal-exit-3.0.7.tgz",
@@ -2067,6 +2140,27 @@
         "url": "https://github.com/sponsors/sindresorhus"
       }
     },
+    "node_modules/typedoc": {
+      "version": "0.25.7",
+      "resolved": "https://registry.npmjs.org/typedoc/-/typedoc-0.25.7.tgz",
+      "integrity": "sha512-m6A6JjQRg39p2ZVRIN3NKXgrN8vzlHhOS+r9ymUYtcUP/TIQPvWSq7YgE5ZjASfv5Vd5BW5xrir6Gm2XNNcOow==",
+      "dev": true,
+      "dependencies": {
+        "lunr": "^2.3.9",
+        "marked": "^4.3.0",
+        "minimatch": "^9.0.3",
+        "shiki": "^0.14.7"
+      },
+      "bin": {
+        "typedoc": "bin/typedoc"
+      },
+      "engines": {
+        "node": ">= 16"
+      },
+      "peerDependencies": {
+        "typescript": "4.6.x || 4.7.x || 4.8.x || 4.9.x || 5.0.x || 5.1.x || 5.2.x || 5.3.x"
+      }
+    },
     "node_modules/typescript": {
       "version": "4.9.5",
       "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.9.5.tgz",
@@ -2086,6 +2180,18 @@
       "integrity": "sha512-EPD5q1uXyFxJpCrLnCc1nHnq3gOa6DZBocAIiI2TaSCA7VCJ1UJDMagCzIkXNsUYfD1daK//LTEQ8xiIbrHtcw==",
       "dev": true
     },
+    "node_modules/vscode-oniguruma": {
+      "version": "1.7.0",
+      "resolved": "https://registry.npmjs.org/vscode-oniguruma/-/vscode-oniguruma-1.7.0.tgz",
+      "integrity": "sha512-L9WMGRfrjOhgHSdOYgCt/yRMsXzLDJSL7BPrOZt73gU0iWO4mpqzqQzOz5srxqTvMBaR0XZTSrVWo4j55Rc6cA==",
+      "dev": true
+    },
+    "node_modules/vscode-textmate": {
+      "version": "8.0.0",
+      "resolved": "https://registry.npmjs.org/vscode-textmate/-/vscode-textmate-8.0.0.tgz",
+      "integrity": "sha512-AFbieoL7a5LMqcnOF04ji+rpXadgOXnZsxQr//r83kLPr7biP7am3g9zbaZIaBGwBRWeSvoMD4mgPdX3e4NWBg==",
+      "dev": true
+    },
     "node_modules/wcwidth": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/wcwidth/-/wcwidth-1.0.1.tgz",
@@ -2494,6 +2600,12 @@
       "integrity": "sha512-quJQXlTSUGL2LH9SUXo8VwsY4soanhgo6LNSm84E1LBcE8s3O0wpdiRzyR9z/ZZJMlMWv37qOOb9pdJlMUEKFQ==",
       "dev": true
     },
+    "ansi-sequence-parser": {
+      "version": "1.1.1",
+      "resolved": "https://registry.npmjs.org/ansi-sequence-parser/-/ansi-sequence-parser-1.1.1.tgz",
+      "integrity": "sha512-vJXt3yiaUL4UU546s3rPXlsry/RnM730G1+HkpKE012AN0sx1eOrxSu95oKDIonskeLTijMgqWZ3uDEe3NFvyg==",
+      "dev": true
+    },
     "ansi-styles": {
       "version": "4.3.0",
       "resolved": "https://registry.npmjs.org/ansi-styles/-/ansi-styles-4.3.0.tgz",
@@ -2513,6 +2625,12 @@
         "picomatch": "^2.0.4"
       }
     },
+    "balanced-match": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/balanced-match/-/balanced-match-1.0.2.tgz",
+      "integrity": "sha512-3oSeUO0TMV67hN1AmbXsK4yaqU7tjiHlbxRDZOpH0KW9+CeX4bRAaX0Anxt0tx2MrpRpWwQaPwIlISEJhYU5Pw==",
+      "dev": true
+    },
     "base64-js": {
       "version": "1.5.1",
       "resolved": "https://registry.npmjs.org/base64-js/-/base64-js-1.5.1.tgz",
@@ -2536,6 +2654,15 @@
         "readable-stream": "^3.4.0"
       }
     },
+    "brace-expansion": {
+      "version": "2.0.1",
+      "resolved": "https://registry.npmjs.org/brace-expansion/-/brace-expansion-2.0.1.tgz",
+      "integrity": "sha512-XnAIvQ8eM+kC6aULx6wuQiwVsnzsi9d3WxzV3FpWTGA19F621kwdbsAcFKXgKUHZWsy+mY6iL1sHTxWEFCytDA==",
+      "dev": true,
+      "requires": {
+        "balanced-match": "^1.0.0"
+      }
+    },
     "braces": {
       "version": "3.0.2",
       "resolved": "https://registry.npmjs.org/braces/-/braces-3.0.2.tgz",
@@ -3047,6 +3174,12 @@
       "integrity": "sha512-knxG2q4UC3u8stRGyAVJCOdxFmv5DZiRcdlIaAQXAbSfJya+OhopNotLQrstBhququ4ZpuKbDc/8S6mgXgPFPw==",
       "dev": true
     },
+    "jsonc-parser": {
+      "version": "3.2.1",
+      "resolved": "https://registry.npmjs.org/jsonc-parser/-/jsonc-parser-3.2.1.tgz",
+      "integrity": "sha512-AilxAyFOAcK5wA1+LeaySVBrHsGQvUFCDWXKpZjzaL0PqW+xfBOttn8GNtWKFWqneyMZj41MWF9Kl6iPWLwgOA==",
+      "dev": true
+    },
     "lodash": {
       "version": "4.17.21",
       "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.21.tgz",
@@ -3063,12 +3196,33 @@
         "is-unicode-supported": "^0.1.0"
       }
     },
+    "lunr": {
+      "version": "2.3.9",
+      "resolved": "https://registry.npmjs.org/lunr/-/lunr-2.3.9.tgz",
+      "integrity": "sha512-zTU3DaZaF3Rt9rhN3uBMGQD3dD2/vFQqnvZCDv4dl5iOzq2IZQqTxu90r4E5J+nP70J3ilqVCrbho2eWaeW8Ow==",
+      "dev": true
+    },
+    "marked": {
+      "version": "4.3.0",
+      "resolved": "https://registry.npmjs.org/marked/-/marked-4.3.0.tgz",
+      "integrity": "sha512-PRsaiG84bK+AMvxziE/lCFss8juXjNaWzVbN5tXAm4XjeaS9NAHhop+PjQxz2A9h8Q4M/xGmzP8vqNwy6JeK0A==",
+      "dev": true
+    },
     "mimic-fn": {
       "version": "2.1.0",
       "resolved": "https://registry.npmjs.org/mimic-fn/-/mimic-fn-2.1.0.tgz",
       "integrity": "sha512-OqbOk5oEQeAZ8WXWydlu9HJjz9WVdEIvamMCcXmuqUYjTknH/sqsWvhQ3vgwKFRR1HpjvNBKQ37nbJgYzGqGcg==",
       "dev": true
     },
+    "minimatch": {
+      "version": "9.0.3",
+      "resolved": "https://registry.npmjs.org/minimatch/-/minimatch-9.0.3.tgz",
+      "integrity": "sha512-RHiac9mvaRw0x3AYRgDC1CxAP7HTcNrrECeA8YYJeWnpo+2Q5CegtZjaotWTWxDG3UeGA1coE05iH1mPjT/2mg==",
+      "dev": true,
+      "requires": {
+        "brace-expansion": "^2.0.1"
+      }
+    },
     "msw": {
       "version": "2.1.5",
       "resolved": "https://registry.npmjs.org/msw/-/msw-2.1.5.tgz",
@@ -3226,6 +3380,18 @@
       "integrity": "sha512-YZo3K82SD7Riyi0E1EQPojLz7kpepnSQI9IyPbHHg1XXXevb5dJI7tpyN2ADxGcQbHG7vcyRHk0cbwqcQriUtg==",
       "dev": true
     },
+    "shiki": {
+      "version": "0.14.7",
+      "resolved": "https://registry.npmjs.org/shiki/-/shiki-0.14.7.tgz",
+      "integrity": "sha512-dNPAPrxSc87ua2sKJ3H5dQ/6ZaY8RNnaAqK+t0eG7p0Soi2ydiqbGOTaZCqaYvA/uZYfS1LJnemt3Q+mSfcPCg==",
+      "dev": true,
+      "requires": {
+        "ansi-sequence-parser": "^1.1.0",
+        "jsonc-parser": "^3.2.0",
+        "vscode-oniguruma": "^1.7.0",
+        "vscode-textmate": "^8.0.0"
+      }
+    },
     "signal-exit": {
       "version": "3.0.7",
       "resolved": "https://registry.npmjs.org/signal-exit/-/signal-exit-3.0.7.tgz",
@@ -3376,6 +3542,18 @@
       "integrity": "sha512-anpAG63wSpdEbLwOqH8L84urkL6PiVIov3EMmgIhhThevh9aiMQov+6Btx0wldNcvm4wV+e2/Rt1QdDwKHFbHw==",
       "dev": true
     },
+    "typedoc": {
+      "version": "0.25.7",
+      "resolved": "https://registry.npmjs.org/typedoc/-/typedoc-0.25.7.tgz",
+      "integrity": "sha512-m6A6JjQRg39p2ZVRIN3NKXgrN8vzlHhOS+r9ymUYtcUP/TIQPvWSq7YgE5ZjASfv5Vd5BW5xrir6Gm2XNNcOow==",
+      "dev": true,
+      "requires": {
+        "lunr": "^2.3.9",
+        "marked": "^4.3.0",
+        "minimatch": "^9.0.3",
+        "shiki": "^0.14.7"
+      }
+    },
     "typescript": {
       "version": "4.9.5",
       "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.9.5.tgz",
@@ -3388,6 +3566,18 @@
       "integrity": "sha512-EPD5q1uXyFxJpCrLnCc1nHnq3gOa6DZBocAIiI2TaSCA7VCJ1UJDMagCzIkXNsUYfD1daK//LTEQ8xiIbrHtcw==",
       "dev": true
     },
+    "vscode-oniguruma": {
+      "version": "1.7.0",
+      "resolved": "https://registry.npmjs.org/vscode-oniguruma/-/vscode-oniguruma-1.7.0.tgz",
+      "integrity": "sha512-L9WMGRfrjOhgHSdOYgCt/yRMsXzLDJSL7BPrOZt73gU0iWO4mpqzqQzOz5srxqTvMBaR0XZTSrVWo4j55Rc6cA==",
+      "dev": true
+    },
+    "vscode-textmate": {
+      "version": "8.0.0",
+      "resolved": "https://registry.npmjs.org/vscode-textmate/-/vscode-textmate-8.0.0.tgz",
+      "integrity": "sha512-AFbieoL7a5LMqcnOF04ji+rpXadgOXnZsxQr//r83kLPr7biP7am3g9zbaZIaBGwBRWeSvoMD4mgPdX3e4NWBg==",
+      "dev": true
+    },
     "wcwidth": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/wcwidth/-/wcwidth-1.0.1.tgz",
diff --git a/js/package.json b/js/package.json
index bc1b9ce..b2d96a9 100644
--- a/js/package.json
+++ b/js/package.json
@@ -29,6 +29,7 @@
     "esbuild": "^0.20.0",
     "msw": "^2.1.5",
     "tsx": "^4.7.0",
+    "typedoc": "^0.25.7",
     "typescript": "^4.5.5"
   },
   "dependencies": {