codecombat/esper.js
View on GitHubA javascript self-interpreter with a focus on sandboxed execution and runtime introspection.
- Stars
- 99
- Forks
- 21
- Open beginner issues
- 0
- Indexed issues
- 6
- Dominant language
- JavaScript
- License
- MIT
- Last GitHub push
- Jul 15, 2026
- Latest indexed
- Sep 20, 2026
- Contributing guide
- No contributing guide
- Code of conduct
- No code of conduct
- Beginner labels
- No beginner labels indexed
- PR merge metrics
- No merged PRs in 30d
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Cannot load core-js Open
Difficulty 4/5 3-5 days Newbie friendliness 35/100
codecombat/esper.js#29 · 2 comments ·
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Bug in new demo Open
Difficulty 3/5 1-2 days Newbie friendliness 25/100
codecombat/esper.js#21 · 1 comment ·
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Difficulty 4/5 3-5 days Newbie friendliness 35/100
codecombat/esper.js#18 · 5 comments ·
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Difficulty 3/5 1-2 days Newbie friendliness 42/100
codecombat/esper.js#15 · 1 comment ·
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Difficulty 1/5 Under an hour Newbie friendliness 42/100
codecombat/esper.js#13 · 7 comments ·
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Difficulty 3/5 1-2 days Newbie friendliness 25/100
codecombat/esper.js#12 · 1 comment ·