cfug/dio

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A powerful HTTP client for Dart and Flutter, which supports global settings, Interceptors, FormData, aborting and canceling a request, files uploading and downloading, requests timeout, custom adapters, etc.

Stars: 12.8k
Forks: 1.6k
Open beginner issues: 0
Indexed issues: 26

Dominant language: Dart
License: MIT
Last GitHub push: Sep 4, 2026
Latest indexed: Sep 20, 2026
Contributing guide: Contributing guide
Code of conduct: Code of conduct
Beginner labels: No beginner labels indexed
PR merge metrics: No merged PRs in 30d

Beginner friendly Everything

Open All

26 open issues indexed

Duplicate handler completion can crash silently (untraceable) or throw an unguarded StateError during flaky connectivity Open

h: need triage s: bug

Difficulty 4/5 3-5 days Newbie friendliness 25/100

cfug/dio#2613 · Opened Sep 16, 2026
[http2_adapter] receiveTimeout doesn't cover response-body streaming, and graceful GOAWAY(NO_ERROR) is reported as a connection error Open

e: performance p: http2_adapter platform: io s: bug

cfug/dio#2608 · 1 assignee · Opened Sep 7, 2026
[native_dio_adapter] ConversionLayerAdapter silently drops proxy, badCertificateCallback, and persistentConnection config Open

e: performance p: native_dio_adapter platform: io s: bug

cfug/dio#2607 · 1 assignee · Opened Sep 7, 2026
[http2_adapter] Flow-control window is not configurable, causing 21x slower large-body downloads over HTTP/2 vs HTTP/1.1 Open

e: performance p: http2_adapter platform: io s: bug

cfug/dio#2606 · 1 assignee · Opened Sep 7, 2026
[RFC] http2_adapter: expose response trailers (currently dropped) Open

Difficulty 5/5 Over a week Newbie friendliness 30/100

cfug/dio#2602 · 1 comment · Opened Sep 4, 2026
http2_adapter: 1xx informational responses (e.g. 103 Early Hints) crash the request Open

h: need triage s: bug

Difficulty 3/5 1-2 days Newbie friendliness 78/100

cfug/dio#2600 · Opened Sep 4, 2026
Cannot handle redirects very well Open

h: need triage i: no useful information s: bug

Difficulty 3/5 1-2 days Newbie friendliness 45/100

cfug/dio#2486 · 1 comment · Opened Feb 2, 2026
Isolate hangs when responding to large json Open

h: need triage s: bug

Difficulty 4/5 3-5 days Newbie friendliness 35/100

cfug/dio#2443 · 3 comments · 2 reactions · Opened Sep 16, 2025
validateCertificate callback fires after request body is sent, so true TLS-pinning is impossible Open

s: feature

Difficulty 5/5 Over a week Newbie friendliness 35/100

cfug/dio#2418 · 4 comments · Opened Jul 3, 2025
Bug：HttpException: Connection closed before full header was received Open

h: need triage s: bug

Difficulty 4/5 3-5 days Newbie friendliness 38/100

cfug/dio#2405 · 5 comments · 7 reactions · Opened May 27, 2025
dio.download ，Halfway through the download, the app went into the background. Then when I returned to the app, I found that the download had stalled. Open

h: need triage i: no useful information s: bug

Difficulty 4/5 3-5 days Newbie friendliness 35/100

cfug/dio#2396 · 2 comments · Opened Apr 23, 2025
Missing Content-Lenght header (HTTP2Adapter on a HTTP 1/1 connection) Open

h: need more info h: need triage s: bug

Difficulty 4/5 3-5 days Newbie friendliness 30/100

cfug/dio#2382 · 1 comment · 1 reaction · Opened Feb 18, 2025
Unable to get file or file path from a MultipartFile object Open

s: feature

Difficulty 4/5 3-5 days Newbie friendliness 35/100

cfug/dio#2348 · 3 comments · 1 reaction · Opened Dec 26, 2024
Feature Request: Support for Tracking Connection Time, Send Time, and Receive Time Open

s: feature

Difficulty 5/5 Over a week Newbie friendliness 35/100

cfug/dio#2321 · 5 comments · 4 reactions · Opened Nov 6, 2024
Use dart_apitool to detect breaking changes Open

infra

Difficulty 3/5 1-2 days Newbie friendliness 35/100

cfug/dio#2284 · Opened Aug 17, 2024
Implement automatic redirects for requests regardless of the `HttpClient` Open

s: feature

Difficulty 4/5 3-5 days Newbie friendliness 35/100

cfug/dio#2214 · 1 comment · 2 reactions · Opened May 15, 2024
Update Interceptor return types for 6.0.0 Open

p: dio s: feature

Difficulty 3/5 1-2 days Newbie friendliness 45/100

cfug/dio#2141 · 1 reaction · Opened Mar 15, 2024
Developer should throw custom exception in interceptor Open

e: PR welcomed p: dio s: feature

Difficulty 4/5 3-5 days Newbie friendliness 42/100

cfug/dio#1950 · 17 comments · 6 reactions · Opened Sep 1, 2023
[Enhancement] Rewrite examples Open

e: PR welcomed s: feature

Difficulty 5/5 Over a week Newbie friendliness 25/100

cfug/dio#1919 · 1 comment · 1 reaction · Opened Aug 3, 2023
ServerSendEvent support for Flutter Web Open

e: PR welcomed p: dio s: feature

Difficulty 4/5 3-5 days Newbie friendliness 45/100

cfug/dio#1859 · 7 comments · Opened Jun 10, 2023
Use modern Fetch API with Dio on Web Open

e: performance e: PR welcomed p: web_adapter platform: web s: best practise s: feature valuable

Difficulty 5/5 Over a week Newbie friendliness 25/100

cfug/dio#1740 · 21 comments · 12 reactions · Opened Mar 15, 2023
Add CI step to ensure a changelog entry is added Open

infra

Difficulty 3/5 1-2 days Newbie friendliness 45/100

cfug/dio#1662 · Opened Feb 16, 2023
Continuing the dio journey with CFUG team / 新的 dio 库维护团队 Open

📢EXTRA ATTENTION

Difficulty 5/5 Over a week Newbie friendliness 10/100

cfug/dio#1644 · 10 comments · 167 reactions · Opened Feb 13, 2023
[Release] Releasing a new version of packages Open

infra

Difficulty 4/5 3-5 days Newbie friendliness 35/100

cfug/dio#1633 · 62 comments · Opened Feb 12, 2023
[Proposal] Maintaining the dio package / 维护 dio package Open

📢EXTRA ATTENTION

Difficulty 5/5 Over a week Newbie friendliness 5/100

cfug/dio#1607 · 11 comments · 50 reactions · Opened Dec 18, 2022
Welcome to submit Dio's third-party plugins and related libraries here Open

e: good for newcomers p: ecosystem s: best practise

Difficulty 3/5 1-2 days Newbie friendliness 35/100

cfug/dio#347 · 21 comments · 16 reactions · Opened Jun 21, 2019

cfug/dio

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