{"slug":"mailcheap","name":"Mailcheap","summary":"README: \"Mailcheap is a self-hosted newsletter app on Amazon SES. Write an issue, send it to your list, publish it on the web. About $0.10 per 1,000 emails.\" One small Next.js app with an editor, list, signup forms, unsubscribe, bounce and complaint handling, stats and a public archive.","kind":"app","repoUrl":"https://github.com/marclou/mailcheap","publisher":"Marc Lou","license":"MIT","hasMcp":false,"hasApi":false,"costRange":"usage","costNotes":"About $0.10 per 1,000 emails.\" One small Next.js app with an editor, list, signup forms, unsubscribe, bounce and complaint handling, stats and a public archive.","composabilityRationale":"","functions":["connect"],"functionProbabilities":[],"slices":[{"functionId":"connect","label":"Connect","note":"README: \"Mailcheap is a self-hosted newsletter app on Amazon SES. Write an issue, send it to your list, publish it on the web. About $0.10 per 1,000 emails.\" One small Next.js app with an editor, list, signup forms, unsubscribe, bounce and complaint handling, stats and a public archive.","cost":"usage"}],"tweets":[],"sources":[{"kind":"human","label":"Compendium resource card","excerpt":"06 Knowledge Library/Resources/coding/2026-10-10-marclou-mailcheap.md\nREADME: \"Mailcheap is a self-hosted newsletter app on Amazon SES. Write an issue, send it to your list, publish it on the web. About $0.10 per 1,000 emails.\" One small Next.js app with an editor, list, signup forms, unsubscribe, bounce and complaint handling, stats and a public archive.","at":"2026-10-10T00:00:00.000Z"}],"interfaces":[],"origin":"seed","notes":[],"createdAt":"2026-10-10T00:00:00.000Z","updatedAt":"2026-10-10T00:00:00.000Z","stagingSeed":"leyline-0.3.0-staging","recordId":"cmp_mailcheap","claims":{"name":"Mailcheap","summary":"README: \"Mailcheap is a self-hosted newsletter app on Amazon SES. Write an issue, send it to your list, publish it on the web. About $0.10 per 1,000 emails.\" One small Next.js app with an editor, list, signup forms, unsubscribe, bounce and complaint handling, stats and a public archive.","kind":"app","publisher":"Marc Lou","repoUrl":"https://github.com/marclou/mailcheap","license":"MIT","costRange":"usage","costNotes":"About $0.10 per 1,000 emails.\" One small Next.js app with an editor, list, signup forms, unsubscribe, bounce and complaint handling, stats and a public archive.","functions":["connect"],"slices":[{"functionId":"connect","label":"Connect","note":"README: \"Mailcheap is a self-hosted newsletter app on Amazon SES. Write an issue, send it to your list, publish it on the web. About $0.10 per 1,000 emails.\" One small Next.js app with an editor, list, signup forms, unsubscribe, bounce and complaint handling, stats and a public archive.","cost":"usage"}],"interfaces":[],"composabilityRationale":""},"relations":[{"from":"mailcheap","to":"concentrate-ai","kind":"alternative-to","note":"Shared functions connect. Same kind and overlapping capability."},{"from":"mailcheap","to":"dory","kind":"alternative-to","note":"Shared functions connect. Same kind and overlapping capability."},{"from":"mailcheap","to":"google-workspace-cli","kind":"alternative-to","note":"Shared functions connect. Same kind and overlapping capability."},{"from":"mailcheap","to":"refero","kind":"alternative-to","note":"Shared functions connect. Same kind and overlapping capability."},{"from":"mailcheap","to":"larasend","kind":"alternative-to","note":"Shared functions connect. Same kind and overlapping capability."},{"from":"mailcheap","to":"rare-ui","kind":"alternative-to","note":"Shared functions connect. Same kind and overlapping capability."},{"from":"mailcheap","to":"alex","kind":"alternative-to","note":"Shared functions connect. Same kind and overlapping capability."},{"from":"mailcheap","to":"cn","kind":"alternative-to","note":"Shared functions connect. Same kind and overlapping capability."}],"signals":[{"key":"has_license","value":1,"source":"component-record","method":"declared-license","observedAt":"2026-10-10T00:00:00.000Z"}],"claimVerification":[],"explain":{"score":9,"formula":"100 × sum(weight × value) over observed factors only. Unobserved factors are omitted, not zeroed.","factors":[{"id":"github_health","label":"GitHub health","weight":0.18,"value":0.15,"contribution":0.027,"why":"A licence is declared.","sources":[],"evidence":"observed"},{"id":"agent_use","label":"Agent use","weight":0.16,"why":"insufficient evidence","sources":[],"evidence":"insufficient"},{"id":"human_notes","label":"Human notes","weight":0.14,"why":"insufficient evidence","sources":[{"kind":"human","label":"Compendium resource card","excerpt":"06 Knowledge Library/Resources/coding/2026-10-10-marclou-mailcheap.md\nREADME: \"Mailcheap is a self-hosted newsletter app on Amazon SES. Write an issue, send it to your list, publish it on the web. About $0.10 per 1,000 emails.\" One small Next.js app with an editor, list, signup forms, unsubscribe, bounce and complaint handling, stats and a public archive.","at":"2026-10-10T00:00:00.000Z"}],"evidence":"insufficient"},{"id":"composability","label":"Composability","weight":0.16,"why":"insufficient evidence","sources":[],"evidence":"insufficient"},{"id":"checklist","label":"Checklist","weight":0.1,"value":0.3333333333333333,"contribution":0.03333333333333333,"why":"No MCP surface is declared. No API is declared. Cost is usage. 1 of 3 checklist fields are complete.","sources":[],"evidence":"observed"},{"id":"evidence_quality","label":"Evidence quality","weight":0.14,"value":0.18107144632819594,"contribution":0.025350002485947435,"why":"1 sources cover 1 evidence types. The latest dated evidence is 2026-10-10. Freshness is omitted unless observed as a signal.","sources":[{"kind":"human","label":"Compendium resource card","excerpt":"06 Knowledge Library/Resources/coding/2026-10-10-marclou-mailcheap.md\nREADME: \"Mailcheap is a self-hosted newsletter app on Amazon SES. Write an issue, send it to your list, publish it on the web. About $0.10 per 1,000 emails.\" One small Next.js app with an editor, list, signup forms, unsubscribe, bounce and complaint handling, stats and a public archive.","at":"2026-10-10T00:00:00.000Z"}],"evidence":"observed"},{"id":"benchmark","label":"Benchmarks","weight":0.12,"why":"insufficient evidence","sources":[],"evidence":"insufficient"}],"missing":["Agent use: insufficient evidence","Human notes: insufficient evidence","Composability: insufficient evidence","Benchmarks: insufficient evidence"]},"score":9}