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Tencent/BrowserSkill

Let AI agents use your real, logged-in browser without interrupting your work. CLI + extension for browser automation across any shell-capable AI agent.

TypeScript★ 5,432+1,306 that day#4 on trending

Analyzed September 19, 2026 at fa953dc (main) with jscpd 5.4.0 in 0.5s. Code duplication went from 3.38% on Sep 18 to 3.31% on Sep 19.

E29.5/100

Project health156,487 lines of code (L)

Duplication51

8.3% in typescript, rust, tsx, javascript, bash, powershell, perl

Dead code8

27.9%

Complexity42

63.4%

The score is jscpd's own --health model: markup, data and text left out, tests kept. The numbers below are the trending scan's.

3.31%duplicated code · 2,913 of 87,916 lines

242clones in code

350code files of 734 scanned

12.55%duplicated over all files · 1,308 clones

Most complex files

Dead code 27.91% unused · 318 findings

apps/extension/src/tools/interaction.tsunused-file
apps/extension/src/tools/tabs.tsunused-file
apps/extension/src/tools/observation.tsunused-file
apps/extension/src/tools/record.tsunused-file
apps/extension/src/tools/navigation.tsunused-file
apps/extension/src/tools/dispatcher.tsunused-file
apps/extension/src/content/record-capture.tsunused-file
apps/extension/src/tools/human-loop.tsunused-file
apps/extension/src/content/HelpRequestOverlay.tsxunused-file
apps/extension/src/tools/borrow-confirmation.tsunused-file

The code number leaves out tests, fixtures, docs, examples, data files, styles, translations and vendored code.

Largest clones in the code

202 lines in 2 placesrust1,436 tokens

crates/bsk-protocol/src/tools/record.rs:272–473crates/bsk-protocol/src/tools/record_v3.rs:190–391

272    pub trace: RecordedTrace,
273}
274
275#[cfg(test)]
276mod tests {
277    use super::*;
278    use serde_json::json;
279
280    fn sample_common(id: u32, state: &str, result_state: &str) -> StepCommonV3 {
281        StepCommonV3 {

First 10 of 202 lines.

8 lines in 5 placesrust72 tokens

crates/bsk-cli/src/cli/console.rs:69–76crates/bsk-cli/src/cli/human_loop.rs:128–135crates/bsk-cli/src/cli/navigate.rs:278–285crates/bsk-cli/src/cli/waits.rs:75–82crates/bsk-cli/src/cli/waits.rs:167–174

69fn render(reply: &ConsoleResult, format: Format) -> Result<(), CliError> {
70    match format {
71        Format::Json => {
72            let json = serde_json::to_string_pretty(reply)
73                .map_err(|e| CliError::Local(anyhow::anyhow!(e)))?;
74            println!("{json}");
75        }
76        Format::Human => {

17 lines in 4 placesrust85 tokens

crates/bsk-protocol/src/tools/interaction.rs:100–116crates/bsk-protocol/src/tools/interaction.rs:146–162crates/bsk-protocol/src/tools/interaction.rs:181–197crates/bsk-protocol/src/tools/scroll.rs:9–25

100pub struct HoverParams {
101    pub session_id: String,
102    /// Optional `@e<N>` ref allocated by the last observation.
103    /// Mutually exclusive with `selector`.
104    #[serde(
105        rename = "ref",
106        alias = "ref_",
107        default,
108        skip_serializing_if = "Option::is_none"
109    )]

First 10 of 17 lines.

7 more

42 lines in 2 placesrust240 tokens
crates/bsk-protocol/src/tools/record.rs:706–747 crates/bsk-protocol/src/tools/record_v3.rs:404–445
31 lines in 2 placestypescript222 tokens
apps/extension/src/tools/scroll.ts:50–80 apps/extension/src/tools/wheel.ts:87–115
30 lines in 2 placesrust221 tokens
crates/bsk-cli/src/ipc_client.rs:75–104 crates/bsk-cli/src/ipc_client.rs:226–255
8 lines in 5 placesrust53 tokens
crates/bsk-protocol/src/tools/interaction.rs:73–80 crates/bsk-protocol/src/tools/interaction.rs:121–128 crates/bsk-protocol/src/tools/interaction.rs:161–168 crates/bsk-protocol/src/tools/interaction.rs:239–246 crates/bsk-protocol/src/tools/navigation.rs:85–92
10 lines in 4 placesrust70 tokens
crates/bsk-cli/src/cli/get_html.rs:11–20 crates/bsk-cli/src/cli/observe.rs:7–16 crates/bsk-cli/src/cli/screenshot.rs:17–26 crates/bsk-cli/src/cli/snapshot.rs:9–18
24 lines in 2 placesrust197 tokens
crates/bsk-cli/src/daemon/ipc.rs:1382–1405 crates/bsk-cli/src/daemon/ipc.rs:1551–1574
35 lines in 2 placesrust195 tokens
crates/bsk-cli/src/cli/browsers.rs:65–99 crates/bsk-cli/src/cli/tab.rs:309–343

Largest clones over all files, tests and data included

275 lines in 2 placesmarkdowndocs and examples3,118 tokens

crates/bsk-cli/skill/SKILL.md:10–284skill/SKILL.md:10–284

10# browser-skill
11
12Use `bsk` to work in an **Agent Window** with the user's existing logins. User tabs
13require explicit borrowing. This skill does not install the extension or handle
14advice-only tasks. Never extract credentials, cookies, tokens, or other secrets.
15
16## Before starting a session
17
18For remote setup or pairing, follow the [remote guide](https://github.com/Tencent/BrowserSkill/blob/main/docs/remote-extension-connection.md).
19

First 10 of 275 lines.

980 lines in 2 placesjsondata files2,363 tokens
crates/bsk-protocol/schema/tool_record_await_result.json:3–982 crates/bsk-protocol/schema/tool_record_stop_result.json:3–982
```
3"title": "RecordAwaitResult",
4"type": "object",
5"required": [
6  "trace"
7],
8"properties": {
9  "trace": {
10    "$ref": "#/definitions/RecordedTrace"
11  }
12},
```
First 10 of 980 lines.
901 lines in 2 placesjsondata files2,178 tokens
crates/bsk-protocol/schema/tool_record_await_result.json:82–982 crates/bsk-protocol/schema/trace.json:71–971
```
82  }
83},
84"RecorderInfo": {
85  "type": "object",
86  "required": [
87    "bsk",
88    "vom"
89  ],
90  "properties": {
91    "bsk": {
```
First 10 of 901 lines.
651 lines in 2 placesjsondata files1,588 tokens
crates/bsk-protocol/schema/tool_record_await_result.json:100–750 crates/bsk-protocol/schema/trace_step.json:51–701
61 lines in 4 placesrusttests500 tokens
crates/bsk-cli/tests/tools_ipc.rs:44–104 crates/bsk-cli/tests/tools_m7_ipc.rs:48–108 crates/bsk-cli/tests/tools_m8_ipc.rs:46–106 crates/bsk-cli/tests/tools_m9_ipc.rs:56–116

By format, code only

Format	Files	Lines	Clones	Duplicated lines	Duplication
rust	99	34,663	179	2,125	6.13%
typescript	188	43,814	57	718	1.64%
tsx	26	5,375	4	48	0.89%
javascript	25	2,776	2	22	0.79%
bash	10	847	0	0	0%
powershell	1	267	0	0	0%
perl	1	174	0	0	0%

By format, all files

Format	Files	Lines	Clones	Duplicated lines	Duplication
typescript	330	94,056	766	8,542	9.08%
rust	135	47,755	408	5,268	11.03%
json	112	13,589	85	7,395	54.42%
tsx	41	8,773	32	339	3.86%
bash	24	1,010	5	55	5.45%
yaml	6	926	5	64	6.91%
markdown	28	4,037	2	289	7.16%
javascript	32	3,369	2	22	0.65%
css	7	707	2	40	5.66%
text	5	42	1	12	28.57%

Trending appearances

Day	Rank	Stars	Files	Lines	Clones	All files	Code	Health	Commit
Sep 19, 2026	#4	5,432 (+1,306)	734	175,439	1,308	12.55%	3.31%	E 29.5	`fa953dc`
Sep 18, 2026	#4	4,467 (+1,302)	723	171,433	1,285	12.71%	3.38%	—	`75e2c64`

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