1.langfuse / langfuse🪢 Open source agent evals & observability: Trace, evaluate, and improve LLM applications with one open platform.analyticsllmllmopslarge-language-modelsopenaiself-hosted+13 moreTypeScriptOther license37K total4.1K forks+1,590 starsfrom 35,254 · score 7.37
2.live-codes / livecodesA Code Playground That Just Works!javascripttypescriptplaygroundmonaco-editorprettiercode+5 moreTypeScriptMIT1.5K total273 forks+18 starsfrom 1,508 · score 2.94
3.graphql-editor / graphql-editor📺 Visual Editor & GraphQL IDE. graphqlplaygroundidetooltoolsvisualisationTypeScriptMIT6.1K total282 forks+8 starsfrom 6,064 · score 2.20
4.SECFORCE / droidgroundA flexible playground for Android CTF challenges.androidctfcybersecurityplaygroundpentestingtrainingTypeScriptGPL-3.0122 total8 forks+4 starsfrom 118 · score 1.61