generated from coulomb/repo-seed
tegwick
3e0c05a2b3
Combined cohort memo for the three open-source local-first all-in-one workspaces, studied together because they share the trait none of the prior eleven systems had: the store is a CRDT (Anytype any-sync, AFFiNE Yjs/y-octo, AppFlowy Yrs). The cohort thesis: CRDT changes the adapter math — the backend performs conflict-free merge itself (shard-wiki must not impose git/text merge; speak the CRDT via a replica or stay projection/overlay), history is a CRDT update log (supplement not git), and the attach surface is a replica or self-host sync endpoint, with Anytype adding P2P (no single endpoint) + E2EE (opaque). Added UC-64 (CRDT-synced shard with native merge), UC-65 (P2P/decentralized shard, no single canonical endpoint); enriched UC-36/47/48/51/55/57/58/61. Catalog now 65 UCs. Architecture for SHARD-WP-0002 T11/T14: merge-model capability (proposed 13th spectrum: none/git/native-CRDT), CRDT-replica substrate + P2P/no-central-endpoint attach mode, endpoint-model capability, MCP as an integration surface. Boundary: CRDT local-first candidate shards — attach a replica/projection as pages, respect native merge, never re-drive their sync; not substrates and not the federation layer. Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
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research/
Exploration results for the problem and solution space.
Each exploration uses a yymmdd- prefix on the markdown file or subdirectory
when multiple files or sources are involved. Findings here inform spec/ and
SCOPE.md; they do not directly authorize implementation until promoted.
Active Explorations
| Date | Path | Summary |
|---|---|---|
| 2026-06-08 | 260608-yawex-prior-art/ |
yawex 0.7.4 Perl wiki prior art; federation design seeds |
| 2026-06-08 | 260608-c2-wiki-origins/ |
Ward Cunningham & WikiWikiWeb origins; terms and use cases |
| 2026-06-08 | 260608-federation-concepts/ |
Federated Wiki, git/ActivityPub/Xanadu federation models |
| 2026-06-08 | 260608-wikiengines-overview/ |
Wiki engine landscape survey (Perplexity-assisted) |
| 2026-06-13 | 260613-xwiki-deep-dive/ |
XWiki impl, extension interfaces, ecosystem; UC-38/39 |
| 2026-06-13 | 260613-twiki-deep-dive/ |
TWiki impl, plugin API, ecosystem; UC-40/41 |
| 2026-06-13 | 260613-foswiki-deep-dive/ |
Foswiki store abstraction, extension API; UC-42/43 |
| 2026-06-14 | 260614-xanadu-deep-dive/ |
Project Xanadu — EDL/reference-not-copy, transclusion, addressing; UC-44/45/46 |
| 2026-06-14 | 260614-zigzag-deep-dive/ |
ZigZag/zzstructure — information space as orthogonal dimensions; UC-47/48/49 |
| 2026-06-14 | 260614-roam-deep-dive/ |
Roam Research — block-graph DataScript DB, transclusion, datalog, Roam Depot extension API; UC-50/51/52 |
| 2026-06-14 | 260614-obsidian-deep-dive/ |
Obsidian — file-over-app vaults, plugin API, ecosystem-popularity → UC signal; UC-53/54/55/56 |
| 2026-06-14 | 260614-notion-deep-dive/ |
Notion — closed block-DB SaaS, external REST API only, database-as-pages; UC-57/58/59 |
| 2026-06-14 | 260614-shard-spectrum-synthesis/ |
Synthesis — shard family matrix + eleven capability spectra across nine systems; feeds SHARD-WP-0002 T11–T16 |
| 2026-06-14 | 260614-joplin-deep-dive/ |
Joplin — SQLite-local/Markdown-on-sync, interchange-format attach, E2EE content opacity; UC-60/61 |
| 2026-06-14 | 260614-logseq-deep-dive/ |
Logseq — block-graph on plain Markdown files, in-file block IDs, derived Datalog index; UC-62/63 |
| 2026-06-14 | 260614-localfirst-workspaces-deep-dive/ |
Anytype · AFFiNE · AppFlowy — CRDT local-first workspaces (any-sync/Yjs/Yrs), native merge, P2P/E2EE; UC-64/65 |