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ankitects/anki

Anki is a smart spaced repetition flashcard program

Rust★ 31,242+174 that day#8 on trending

Analyzed September 19, 2026 at 754ce3a (main) with jscpd 5.4.0 in 2.0s. Code duplication stayed at 2.18% across 2 appearances since Sep 17.

C55.3/100

Project health183,444 lines of code (L)

Duplication71

4.1% in rust, python, typescript, svelte, bash, sql, c, javascript, perl, swift, ruby, latex

Dead code38

10.7%

Complexity53

46.5%

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

2.18%duplicated code · 4,100 of 188,425 lines

378clones in code

1,484code files of 1,686 scanned

2.43%duplicated over all files · 452 clones

Most complex files

Dead code 10.7% unused · 271 findings

ts/lib/editable/frame-handle.tsunused-file
ts/lib/sveltelib/dynamic-slotting.tsunused-file
ts/lib/components/Select.svelteunused-file
ts/lib/components/icons.tsunused-file
ts/lib/components/ItemChooser.svelteunused-file
ts/lib/components/SpinBox.svelteunused-file
ts/lib/editable/frame-element.tsunused-file
ts/routes/card-info/Revlog.svelteunused-file
ts/lib/components/WithFloating.svelteunused-file
ts/lib/editable/mathjax-element.svelte.tsunused-file

The code number leaves out tests, fixtures, docs, examples, data files, styles, translations and vendored code, and 2 generated files: qt/tools/genhooks_gui.py, rslib/i18n/src/generated.rs.

Largest clones in the code

99 lines in 16 placeshtml51 tokens

ts/lib/components/ButtonGroupItem.svelte:1–99ts/lib/components/EnumSelector.svelte:1–30ts/lib/editable/ContentEditable.svelte:1–44ts/lib/editable/Mathjax.svelte:1–111ts/lib/tag-editor/TagInput.svelte:1–282and 11 more

1<!--
2    Copyright: Ankitects Pty Ltd and contributors
3    License: GNU AGPL, version 3 or later; http://www.gnu.org/licenses/agpl.html
4-->
5<script context="module" lang="ts">
6    import type { Writable } from "svelte/store";
7    import { get, writable } from "svelte/store";
8
9    import contextProperty from "$lib/sveltelib/context-property";
10    import type {

1<!--
2Copyright: Ankitects Pty Ltd and contributors
3License: GNU AGPL, version 3 or later; http://www.gnu.org/licenses/agpl.html
4-->
5<script context="module" lang="ts">
6    export interface Choice<T> {
7        label: string;
8        value: T;
9    }
10</script>

First 10 of 99 lines, the second copy on the right.

6 lines in 13 placesrust61 tokens

rslib/src/card/mod.rs:594–599rslib/src/card/mod.rs:640–644rslib/src/card/mod.rs:728–732rslib/src/card/mod.rs:751–755rslib/src/card/mod.rs:773–777and 8 more

594fn recalculate_memory_state_on_set_deck() -> Result<()> {
595    let mut col = Collection::new();
596
597    let nt = col.get_notetype_by_name("Basic")?.unwrap();
598    let mut note = nt.new_note();
599    col.add_note(&mut note, DeckId(1))?;

640fn set_deck_noop_does_not_recompute() -> Result<()> {
641    let mut col = Collection::new();
642    let nt = col.get_notetype_by_name("Basic")?.unwrap();
643    let mut note = nt.new_note();
644    col.add_note(&mut note, DeckId(1))?;

12 lines in 11 placestypescript55 tokens
ts/routes/deck-options/AudioOptions.svelte:34–45 ts/routes/deck-options/AutoAdvance.svelte:49–60 ts/routes/deck-options/BuryOptions.svelte:40–51 ts/routes/deck-options/DailyLimits.svelte:144–155 ts/routes/deck-options/DisplayOrder.svelte:97–108and 6 more
```
34        help: tr.deckConfigAlwaysIncludeQuestionAudioTooltip(),
35    },
36};
37const helpSections: HelpItem[] = Object.values(settings);
38
39let modal: Modal;
40let carousel: Carousel;
41
42function openHelpModal(index: number): void {
43    modal.show();
```
First 10 of 12 lines.

7 more

119 lines in 2 placespython527 tokens
qt/aqt/editor.py:184–302 qt/aqt/editor_legacy.py:283–401
84 lines in 7 placeshtml50 tokens
ts/routes/editor/CodeMirror.svelte:1–84 ts/routes/editor/EditingArea.svelte:1–99 ts/routes/editor/EditorField.svelte:1–97 ts/routes/editor/editor-toolbar/EditorToolbar.svelte:1–98 ts/routes/editor/mathjax-overlay/MathjaxEditor.svelte:1–116and 2 more
10 lines in 4 placesrust81 tokens
rslib/src/notetype/service.rs:490–499 rslib/src/notetype/service.rs:517–526 rslib/src/notetype/service.rs:577–586 rslib/src/notetype/service.rs:609–618
51 lines in 5 placeshtml54 tokens
ts/routes/graphs/AddedGraph.svelte:1–51 ts/routes/graphs/ButtonsGraph.svelte:1–38 ts/routes/graphs/HourGraph.svelte:1–38 ts/routes/graphs/IntervalsGraph.svelte:1–57 ts/routes/graphs/ReviewsGraph.svelte:1–60
11 lines in 5 placeshtml53 tokens
ts/routes/deck-options/AudioOptions.svelte:51–61 ts/routes/deck-options/AutoAdvance.svelte:66–76 ts/routes/deck-options/DailyLimits.svelte:161–171 ts/routes/deck-options/DisplayOrder.svelte:114–124 ts/routes/deck-options/TimerOptions.svelte:62–72
17 lines in 3 placestypescript99 tokens
ts/routes/graphs/difficulty.ts:65–81 ts/routes/graphs/ease.ts:93–109 ts/routes/graphs/retrievability.ts:72–88
10 lines in 4 placesrust66 tokens
rslib/src/notetype/service.rs:651–660 rslib/src/notetype/service.rs:666–675 rslib/src/notetype/service.rs:686–695 rslib/src/notetype/service.rs:813–822

Largest clones over all files, tests and data included

99 lines in 16 placeshtml51 tokens

1<!--
2    Copyright: Ankitects Pty Ltd and contributors
3    License: GNU AGPL, version 3 or later; http://www.gnu.org/licenses/agpl.html
4-->
5<script context="module" lang="ts">
6    import type { Writable } from "svelte/store";
7    import { get, writable } from "svelte/store";
8
9    import contextProperty from "$lib/sveltelib/context-property";
10    import type {

1<!--
2Copyright: Ankitects Pty Ltd and contributors
3License: GNU AGPL, version 3 or later; http://www.gnu.org/licenses/agpl.html
4-->
5<script context="module" lang="ts">
6    export interface Choice<T> {
7        label: string;
8        value: T;
9    }
10</script>

First 10 of 99 lines, the second copy on the right.

6 lines in 13 placesrust61 tokens

rslib/src/card/mod.rs:594–599rslib/src/card/mod.rs:640–644rslib/src/card/mod.rs:728–732rslib/src/card/mod.rs:751–755rslib/src/card/mod.rs:773–777and 8 more

594fn recalculate_memory_state_on_set_deck() -> Result<()> {
595    let mut col = Collection::new();
596
597    let nt = col.get_notetype_by_name("Basic")?.unwrap();
598    let mut note = nt.new_note();
599    col.add_note(&mut note, DeckId(1))?;

640fn set_deck_noop_does_not_recompute() -> Result<()> {
641    let mut col = Collection::new();
642    let nt = col.get_notetype_by_name("Basic")?.unwrap();
643    let mut note = nt.new_note();
644    col.add_note(&mut note, DeckId(1))?;

12 lines in 11 placestypescript55 tokens
ts/routes/deck-options/AudioOptions.svelte:34–45 ts/routes/deck-options/AutoAdvance.svelte:49–60 ts/routes/deck-options/BuryOptions.svelte:40–51 ts/routes/deck-options/DailyLimits.svelte:144–155 ts/routes/deck-options/DisplayOrder.svelte:97–108and 6 more
```
34        help: tr.deckConfigAlwaysIncludeQuestionAudioTooltip(),
35    },
36};
37const helpSections: HelpItem[] = Object.values(settings);
38
39let modal: Modal;
40let carousel: Carousel;
41
42function openHelpModal(index: number): void {
43    modal.show();
```
First 10 of 12 lines.
119 lines in 2 placespython527 tokens
qt/aqt/editor.py:184–302 qt/aqt/editor_legacy.py:283–401
31 lines in 2 placesmarkupmarkup381 tokens
docs-site/media/favicon.svg:1–31 docs/_static/favicon.svg:1–31

By format, code only

Format	Files	Lines	Clones	Duplicated lines	Duplication
rust	382	83,730	201	1,918	2.29%
typescript	381	27,727	75	876	3.16%
html	207	7,213	65	682	9.46%
python	148	45,079	36	584	1.3%
sql	34	892	1	40	4.48%
svelte	212	19,445	0	0	0%
scss	75	1,951	0	0	0%
bash	24	1,091	0	0	0%
c	1	337	0	0	0%
javascript	7	263	0	0	0%

By format, all files

Format	Files	Lines	Clones	Duplicated lines	Duplication
rust	354	79,440	195	1,870	2.35%
typescript	403	30,752	98	1,151	3.74%
html	207	7,213	65	682	9.46%
python	187	53,222	46	692	1.3%
yaml	12	2,331	25	404	17.33%
json	10	5,936	11	199	3.35%
markup	14	304	4	67	22.04%
scss	114	4,419	3	70	1.58%
markdown	31	2,972	2	14	0.47%
bash	28	1,176	1	8	0.68%

Trending appearances

Day	Rank	Stars	Files	Lines	Clones	All files	Code	Health	Commit
Sep 19, 2026	#8	31,242 (+174)	1,686	214,448	452	2.43%	2.18%	C 55.3	`754ce3a`
Sep 17, 2026	#7	30,950 (+58)	1,684	214,123	451	2.43%	2.18%	—	`6f7a317`

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