- [why your second brain is making you dumber](https://dev.to/walid_azrour_0813f6b60398/why-your-second-brain-is-making-you-dumber-4mpg) — dev.to, walid azrour (2024, community). the capture-without-synthesis critique — warehouses, not thinking.
- [can multiple users edit at the same time?](https://forum.obsidian.md/t/can-multiple-users-edit-at-the-same-time/14810) — obsidian forum, obsidian forum (2020, community). the long-running multiplayer request.
- [obsidian sync live team collaborative editing](https://forum.obsidian.md/t/obsidian-sync-live-team-collaborative-editing/6058) — obsidian forum, obsidian forum (2020, community). the real-time collaboration feature request.
- [share files or folders with other obsidian users for collaboration](https://forum.obsidian.md/t/share-files-or-folders-with-other-obsidian-users-for-collaboration/39921) — obsidian forum, obsidian forum (2021, community). sharing and collaboration requests.
- [relay — multiplayer plugin for obsidian](https://forum.obsidian.md/t/relay-multiplayer-plugin-for-obsidian-collaborative-editing-and-folder-sharing/87170) — obsidian forum, obsidian forum (2024, community). the community-built live-collaboration plugin — multiplayer arriving through the ecosystem, not the core.
- [on obsidian's license](https://preslav.me/2024/08/23/obsidian-license/) — preslav.me, preslav rachev (2024-08-23, community). the licensing and closed-core analysis.
- [why isn't obsidian open source?](https://obsidian.rocks/why-isnt-obsidian-open-source/) — obsidian rocks, obsidian rocks (n.d., community). the ecosystem explainer on the closed core.
- [mobile quick capture in obsidian](https://obsidian.rocks/obsidian-mobile-quick-capture/) — obsidian rocks, obsidian rocks (n.d., community). 'waiting 5-15 seconds to capture an idea is not quick' — the capture-friction record.
- [extremely slow ios app wakeup](https://forum.obsidian.md/t/extremely-slow-ios-app-wakeup/108392) — obsidian forum, obsidian forum (2025, community). the cold-start and re-indexing friction on ios.
- [request to speed up the startup speed of the mobile app](https://forum.obsidian.md/t/request-to-speed-up-the-startup-speed-of-the-mobile-app/91272) — obsidian forum, obsidian forum (2024, community). version-regression complaints on mobile speed.
- [introducing the model context protocol](https://www.anthropic.com/news/model-context-protocol) — anthropic, anthropic (2024-11-25, primary). the open standard for two-way connections between ai assistants and the systems where data lives — local servers included.
- [model context protocol docs](https://modelcontextprotocol.io) — modelcontextprotocol.io, mcp project (2025, primary). the protocol surface and ecosystem.
- [modelcontextprotocol/servers](https://github.com/modelcontextprotocol/servers) — github, modelcontextprotocol (2025, repo). the reference and community server index, obsidian entries included.
- [markuspfundstein/mcp-obsidian](https://github.com/MarkusPfundstein/mcp-obsidian) — github, markus pfundstein (2024, repo). the ~4.4k-star mcp server that drives vaults through the local rest api plugin.
- [coddingtonbear/obsidian-local-rest-api](https://github.com/coddingtonbear/obsidian-local-rest-api) — github, adam coddington (2022, repo). the plugin that gives vaults an http interface — the bridge most obsidian mcp servers ride on.
- [stevenstavrakis/obsidian-mcp](https://github.com/StevenStavrakis/obsidian-mcp/) — github, steven stavrakis (2024, repo). an alternative obsidian mcp implementation — one of several.
- [mohd-bilal/obsidian-mcp](https://github.com/mohd-bilal/obsidian-mcp) — github, mohd bilal (2025, repo). proliferation evidence — one of several parallel obsidian mcp servers.
- [basicmachines-co/basic-memory](https://github.com/basicmachines-co/basic-memory) — github, basic machines (2025, repo). mcp-native markdown memory — 'knowledge lives as markdown files that both you and your ai can read, write.' the vault pattern minus the app.
- [second brain: obsidian + claude code](https://okhlopkov.com/second-brain-obsidian-claude-code/) — okhlopkov.com, dima okhlopkov (2026, community). the vault-as-agent-memory playbook — 'the setup that actually works.'
- [claude code + obsidian](https://hackastak.hashnode.dev/claude-code-obsidian) — hackastak, hackastak (2026, community). a practitioner integration guide.
- [make your obsidian vault a claude code brain](https://productory.substack.com/p/make-your-obsidian-vault-claude-code) — productory, productory (2026, community). the vault-plus-agent workflow write-up.
- [claude code + obsidian setup](https://www.edrandall.uk/posts/claude-code-obsidian-setup/) — edrandall.uk, ed randall (2026, community). a configuration-level how-to.
- [notion releases — september 18, 2025](https://www.notion.com/releases/2025-09-18) — notion, notion (2025-09-18, primary). notion 3.0 — native agents plus an mcp server. the cloud answer to the same question.
- [introducing notion 3.0](https://www.notion.com/blog/introducing-notion-3-0) — notion, notion (2025-09, primary). agents across docs, databases, and integrations.
- [ai note-taking app granola raises $43m at $250m valuation](https://techcrunch.com/2025/05/14/ai-note-taking-app-granola-raises-43m-at-250m-valuation-launches-collaborative-features/) — techcrunch, techcrunch (2025-05-14, reporting). the ai-notepad category validation — $43m series b at a $250m valuation.
- [bending spoons acquires evernote, marking the end of an era](https://techcrunch.com/2022/11/16/bending-spoons-acquires-evernote-marking-the-end-of-an-era/) — techcrunch, techcrunch (2022-11-16, reporting). the ~$350m-raised incumbent sold to bending spoons — the end-of-era framing.
- [bending spoons lays off 129 evernote staffers](https://techcrunch.com/2023/02/27/bending-spoons-lays-off-129-evernote-staffers/) — techcrunch, techcrunch (2023-02-27, reporting). the post-acquisition gutting — 129 layoffs.
- [mozilla is shutting down read-it-later app pocket](https://techcrunch.com/2025/05/22/mozilla-is-shutting-down-read-it-later-app-pocket/) — techcrunch, techcrunch (2025-05-22, reporting). pocket dead july 8, 2025, user data deleted october 8 — the files-outlive-apps exhibit.
- [where to put the portals](https://michaeldeank.netlify.app/p/2026-06-01-where-to-put-the-portals/) — michaeldeank.netlify.app, michael dean (2026-06-01, community). a 2026 essay on agent-era knowledge surfaces.
- [hraness projects](https://hraness.com/projects) — hraness, hraness (2026, primary). the portfolio index — wordcell, sponge, and oh with their one-line proofs.
- [portfolio.json](https://hraness.com/portfolio.json) — hraness, hraness (2026, primary). the machine-readable project metadata.
- [hraness/wordcell](https://github.com/hraness/wordcell) — github, hraness (2025, repo). the wordcell repository — 'a knowledge base for coding agents, built from markdown, backlinks, semantic search, and git context.'
- [wordcell readme](https://github.com/hraness/wordcell/blob/main/README.md) — github, hraness (2025, repo). install, the cli/sdk/skill surface, and repository scopes.
- [wordcell](https://wordcell.io) — wordcell, hraness (2025, primary). 'plain files, derived views'; 'refuses to become a second source of truth' — the obsidian fork made explicit for agents. mit-licensed; v0.21.3 as accessed september 2026.
- [wordcell changelog](https://raw.githubusercontent.com/hraness/wordcell/main/CHANGELOG.md) — github, hraness (2026, repo). the kb→wordcell rename at 0.20.0 and the feature arc.
- [wordcell skill](https://github.com/hraness/wordcell/blob/main/skills/wordcell/SKILL.md) — github, hraness (2025, repo). the agent rituals — search, capture, plan, percolate, refresh, validate; knowledge maintenance as an agent-performable loop.
- [sponge.computer](https://sponge.computer) — sponge, hraness (2025, primary). the agentic research workspace — a private source archive, bring-your-own-agent.
- [sponge docs](https://sponge.computer/docs) — sponge, hraness (2025, primary). source-vs-claim separation, api/cli export, agent support — the epistemic discipline a plain folder can't express.
- [hraness/oh](https://github.com/hraness/oh) — github, hraness (2026, repo). the public repo — skills/oh, spec/, the sdk; 2 stars, ~117 commits as accessed september 2026.
- [oh.computer](https://oh.computer) — oh computer, hraness (2026, primary). 'open-source tools for agentic research' — oh.ontology.v1 separates the question, the source, and the claim into typed local records.
- [oh skill](https://github.com/hraness/oh/blob/main/skills/oh/SKILL.md) — github, hraness (2026, repo). the agent skill for the research-trace kernel.
- [getting to know the ceo of obsidian](https://medium.com/obsidian-observer/getting-to-know-the-ceo-of-obsidian-93c20a00df8a) — obsidian observer, obsidian observer (2024, interview). the community-media ceo profile.
- [twenty in their 20s: jesse genet and stephan ango](https://labusinessjournal.com/news/weekly-news/twenty-their-20s-jesse-genet-and-stephan-ango/) — la business journal, la business journal (2015, reporting). the 2015 profile — ango and jesse genet met at artcenter in 2008; the bio+chem background.
- [the future of commerce is human (kepano interview)](https://futurecommerce.fm/podcasts/) — future commerce, future commerce (2021, interview). the lumi-era interview — well made, slash packaging, the dtc supply chain.
- [episode 101 — shipping is violence](https://newdisrupt.org/blog/2018/9/27/episode-101-shipping-is-violence) — new disruptors, new disruptors (2018-09-27, interview). the lumi episode — 'shipping is violence,' with jesse genet.
- [why isn't obsidian open source?](https://obsidian.rocks/why-isnt-obsidian-open-source/) — obsidian rocks, obsidian rocks (n.d., community). the community explainer summarizing silver's four-point closed-source rationale.
- [kepano/obsidian-minimal](https://github.com/kepano/obsidian-minimal) — github, steph ango (2020, repo). the most-installed obsidian theme — ~5.4k stars as accessed september 2026.
- [obsidian security](https://obsidian.md/security) — obsidian, obsidian (2025, primary). the audit inventory: cure53 apps december 2023 and december 2024, cure53 sync october 2024, trail of bits december 2025.
- [obsidian 1.0](https://obsidian.md/1.0) — obsidian, obsidian (2022-10, primary). the 1.0 launch page — a milestone, not 'feature complete.'
- [catalyst license](https://obsidian.md/help/catalyst) — obsidian help, obsidian (2024, primary). the catalyst tiers — insider $25, supporter $50, vip $100.
- [obsidian changelog](https://obsidian.md/changelog) — obsidian, obsidian (2020, primary). the full release history — roughly weekly during the beta year.
- [obsidian is now free for work](https://obsidian.md/blog/free-for-work/) — obsidian, steph ango (2025-02-20, primary). the commercial license becomes optional — 'the commercial license terms were confusing and added unnecessary complexity.' reveals over 10,000 organizations use obsidian, with thousands of daily employee-users at amazon and google.
- [new sync standard plan](https://obsidian.md/blog/standard-plan/) — obsidian, obsidian (2024-03-20, primary). the $4/month sync standard tier; sync and publish 'help obsidian remain 100% user-supported.'
- [new obsidian sync plans](https://obsidian.md/blog/new-sync-plans/) — obsidian, steph ango (2023-11-21, primary). 'obsidian has grown beyond a million users' — sync expansion to 10 vaults, 100 gb, regional servers; new tiers from january 2024.
- [last chance to get early bird discount](https://obsidian.md/blog/last-chance-to-get-early-bird/) — obsidian, erica xu (2021-07-01, primary). early-bird pricing ends september 30, 2021 — with free-alternative guidance in the same breath.
- [obsidian publish now offers more for less](https://obsidian.md/blog/obsidian-publish-now-offers-more-for-less/) — obsidian, obsidian (2023-04-18, primary). publish repriced to $96/year or $10/month per site — down from $16/month.
- [save the web](https://obsidian.md/blog/save-the-web/) — obsidian, steph ango (2024-11-11, primary). the web clipper launch — free, mit open-source, no data collection.
- [obsidian sync audits by cure53 and trail of bits](https://obsidian.md/blog/cure53-tob-sync-audits/) — obsidian, obsidian (2025-12, primary). the cure53 and trail of bits sync audits published together — including a disclosed high-severity weak-randomness flaw, remediated.
- [obsidian october 2021](https://obsidian.md/blog/2021-obsidian-october-announcement/) — obsidian, erica xu (2021-09-21, primary). the first obsidian october — judges included liam, mgmeyers, argentum, and kepano, community members who later joined or shaped the team.
- [obsidian october 2023](https://obsidian.md/blog/2023-obsidian-october/) — obsidian, erica xu (2023-09-26, primary). 'for our third year' — the 2023 edition.
- [obsidian october 2025](https://obsidian.md/blog/2025-obsidian-october/) — obsidian, erica xu (2025-10-01, primary). o_o 2025 — same day the 1.10 beta shipped bases apis and an official maps plugin.
- [2021 gems of the year nominations](https://obsidian.md/blog/2021-goty-nominations/) — obsidian, erica xu (2021-12-08, primary). the first named gems of the year — 'that time of the year again' implies a 2020 precursor that was never formally named.
- [2021 gems of the year winners](https://obsidian.md/blog/2021-goty-winners/) — obsidian, erica xu (2022-01-25, primary). the first formal gems of the year results — theme 'primary' takes best theme.
- [1.0 theme migration guide](https://obsidian.md/blog/1-0-theme-migration-guide/) — obsidian, obsidian (2022-08-29, primary). the pre-1.0 breaking-change documentation for theme developers — the public signal 1.0 was imminent.
- [desktop v0.0.1](https://obsidian.md/changelog/2020-03-30-desktop-v0.0.1/) — obsidian, obsidian (2020-03-30, primary). the earliest release in the official changelog — the first distributable build.
- [desktop v0.1.0](https://obsidian.md/changelog/2020-04-10-desktop-v0.1.0/) — obsidian, obsidian (2020-04-10, primary). alpha iteration — v0.1.0 inside two weeks.
- [desktop v0.6.4](https://obsidian.md/changelog/2020-05-24-desktop-v0.6.4/) — obsidian, obsidian (2020-05-24, primary). catalyst insider builds appear — the early-access program predates the public launch.
- [desktop v0.9.2](https://obsidian.md/changelog/2020-09-30-desktop-v0.9.2/) — obsidian, obsidian (2020-09-30, primary). the publish plugin ships — the paid site-publishing service is live, months before sync.
- [desktop v0.9.4](https://obsidian.md/changelog/2020-10-13-desktop-v0.9.4/) — obsidian, obsidian (2020-10-13, primary). publish gets backlinks and custom css.
- [desktop v0.9.8](https://obsidian.md/changelog/2020-10-29-desktop-v0.9.8/) — obsidian, obsidian (2020-10-29, primary). the in-app community plugin directory — the formal start of the plugin economy.
- [desktop v0.9.21](https://obsidian.md/changelog/2020-12-07-desktop-v0.9.21/) — obsidian, obsidian (2020-12-07, primary). sync becomes purchasable — end-to-end encrypted, selective sync, version history.
- [desktop v0.10.1](https://obsidian.md/changelog/2020-12-16-desktop-v0.10.1/) — obsidian, obsidian (2020-12-16, primary). sync reaches the public channel about a week after the insider launch.
- [mobile v0.0.12](https://obsidian.md/changelog/2021-03-17-mobile-v0.0.12/) — obsidian, obsidian (2021-03-17, primary). the first changelogged mobile build — closed beta for catalyst vips.
- [mobile v0.0.16](https://obsidian.md/changelog/2021-04-08-mobile-v0.0.16/) — obsidian, obsidian (2021-04-08, primary). publish from mobile.
- [mobile v0.1.0](https://obsidian.md/changelog/2021-05-31-mobile-v0.1.0/) — obsidian, obsidian (2021-05-31, primary). the closed beta widens toward public release.
- [mobile v1.0.0](https://obsidian.md/changelog/2021-07-07-mobile-v1.0.0/) — obsidian, obsidian (2021-07-07, primary). mobile leaves beta — ios and android public.
- [desktop v0.13.0](https://obsidian.md/changelog/2021-11-10-desktop-v0.13.0/) — obsidian, obsidian (2021-11-10, primary). experimental live preview — wysiwyg-style editing, the most requested feature since launch.
- [desktop v0.13.8](https://obsidian.md/changelog/2021-12-09-desktop-v0.13.8/) — obsidian, obsidian (2021-12-09, primary). live preview becomes the default editor, replacing codemirror 5.
- [desktop v1.0.0](https://obsidian.md/changelog/2022-10-13-desktop-v1.0.0/) — obsidian, obsidian (2022-10-13, primary). out of beta — the redesigned ui, tabs, tab stacks, theme versioning.
- [desktop v1.1.0](https://obsidian.md/changelog/2022-12-05-desktop-v1.1.0/) — obsidian, obsidian (2022-12-05, primary). canvas in early access — an infinite spatial canvas for notes, images, and embeds.


Published by @ben in profile revision 1.
Original document: https://hraness.com/obsidian/sources
Original credited author: Hraness
AI-drafted at Ben Guo's direct request and credited to Hraness; every claim links to its cataloged source.

## Structured source and record data

````json
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