{"id":18777578,"url":"https://github.com/gtbluesky/onnxruntime_flutter","last_synced_at":"2025-04-05T12:02:26.297Z","repository":{"id":194514684,"uuid":"684971108","full_name":"gtbluesky/onnxruntime_flutter","owner":"gtbluesky","description":"A flutter plugin for OnnxRuntime provides an easy, flexible, and fast Dart API to integrate Onnx models in flutter apps across mobile and desktop platforms.","archived":false,"fork":false,"pushed_at":"2024-12-23T06:22:16.000Z","size":42307,"stargazers_count":102,"open_issues_count":28,"forks_count":41,"subscribers_count":7,"default_branch":"main","last_synced_at":"2025-03-29T11:04:31.923Z","etag":null,"topics":["dart","ffi","flutter","onnx","onnxruntime","pytorch","tensorflow"],"latest_commit_sha":null,"homepage":"","language":"C++","has_issues":true,"has_wiki":null,"has_pages":null,"mirror_url":null,"source_name":null,"license":"mit","status":null,"scm":"git","pull_requests_enabled":true,"icon_url":"https://github.com/gtbluesky.png","metadata":{"files":{"readme":"README.md","changelog":"CHANGELOG.md","contributing":null,"funding":null,"license":"LICENSE","code_of_conduct":null,"threat_model":null,"audit":null,"citation":null,"codeowners":null,"security":null,"support":null,"governance":null,"roadmap":null,"authors":null,"dei":null,"publiccode":null,"codemeta":null}},"created_at":"2023-08-30T08:28:38.000Z","updated_at":"2025-03-27T06:17:14.000Z","dependencies_parsed_at":null,"dependency_job_id":"8b70c71b-6812-4681-a0d0-8e02f1cfcb4c","html_url":"https://github.com/gtbluesky/onnxruntime_flutter","commit_stats":null,"previous_names":["gtbluesky/onnxruntime_flutter"],"tags_count":8,"template":false,"template_full_name":null,"repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/gtbluesky%2Fonnxruntime_flutter","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/gtbluesky%2Fonnxruntime_flutter/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/gtbluesky%2Fonnxruntime_flutter/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/gtbluesky%2Fonnxruntime_flutter/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/gtbluesky","download_url":"https://codeload.github.com/gtbluesky/onnxruntime_flutter/tar.gz/refs/heads/main","host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":247332559,"owners_count":20921853,"icon_url":"https://github.com/github.png","version":null,"created_at":"2022-05-30T11:31:42.601Z","updated_at":"2022-07-04T15:15:14.044Z","host_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub","repositories_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories","repository_names_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repository_names","owners_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners"}},"keywords":["dart","ffi","flutter","onnx","onnxruntime","pytorch","tensorflow"],"created_at":"2024-11-07T20:12:10.442Z","updated_at":"2025-04-05T12:02:26.251Z","avatar_url":"https://github.com/gtbluesky.png","language":"C++","funding_links":[],"categories":["C++"],"sub_categories":[],"readme":"\u003cp align=\"center\"\u003e\u003cimg width=\"50%\" src=\"https://github.com/microsoft/onnxruntime/raw/main/docs/images/ONNX_Runtime_logo_dark.png\" /\u003e\u003c/p\u003e\n\n# OnnxRuntime Plugin\n[![pub package](https://img.shields.io/pub/v/onnxruntime.svg)](https://pub.dev/packages/onnxruntime)\n\n## Overview\n\nFlutter plugin for OnnxRuntime via `dart:ffi` provides an easy, flexible, and fast Dart API to integrate Onnx models in flutter apps across mobile and desktop platforms.\n\n| **Platform**      | Android       | iOS | Linux | macOS | Windows |\n|-------------------|---------------|-----|-------|-------|---------|\n| **Compatibility** | API level 21+ | *   | *     | *     | *       |\n| **Architecture**  | arm32/arm64   | *   | *     | *     | *       |\n\n*: [Consistent with Flutter](https://docs.flutter.dev/reference/supported-platforms)\n\n## Key Features\n\n* Multi-platform Support for Android, iOS, Linux, macOS, Windows, and Web(Coming soon).\n* Flexibility to use any Onnx Model.\n* Acceleration using multi-threading.\n* Similar structure as OnnxRuntime Java and C# API.\n* Inference speed is not slower than native Android/iOS Apps built using the Java/Objective-C API.\n* Run inference in different isolates to prevent jank in UI thread.\n\n## Getting Started\n\nIn your flutter project add the dependency:\n\n```yml\ndependencies:\n  ...\n  onnxruntime: x.y.z\n```\n\n## Usage example\n\n### Import\n\n```dart\nimport 'package:onnxruntime/onnxruntime.dart';\n```\n\n### Initializing environment\n\n```dart\nOrtEnv.instance.init();\n```\n\n### Creating the Session\n\n```dart\nfinal sessionOptions = OrtSessionOptions();\nconst assetFileName = 'assets/models/test.onnx';\nfinal rawAssetFile = await rootBundle.load(assetFileName);\nfinal bytes = rawAssetFile.buffer.asUint8List();\nfinal session = OrtSession.fromBuffer(bytes, sessionOptions!);\n```\n\n### Performing inference\n\n```dart\nfinal shape = [1, 2, 3];\nfinal inputOrt = OrtValueTensor.createTensorWithDataList(data, shape);\nfinal inputs = {'input': inputOrt};\nfinal runOptions = OrtRunOptions();\nfinal outputs = await _session?.runAsync(runOptions, inputs);\ninputOrt.release();\nrunOptions.release();\noutputs?.forEach((element) {\n  element?.release();\n});\n```\n\n### Releasing environment\n\n```dart\nOrtEnv.instance.release();\n```\n\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fgtbluesky%2Fonnxruntime_flutter","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fgtbluesky%2Fonnxruntime_flutter","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fgtbluesky%2Fonnxruntime_flutter/lists"}