Phion.dev is live · free plan, paid from $15/mo · last verified 25 Oct 2026 · viability monitor
Phion.dev
Version control for Cursor rules — currently offline with a paused Vercel deployment
Phion addresses a legitimate, narrow itch — versioned Cursor rules with rollback and conflict detection for teams whose config drifts. The scope is honest: Cursor-only, not a generic dotfile manager. But we can't recommend building a workflow on it today; as of 2026-01-01 the deployment returns a 503 DEPLOYMENT_PAUSED page. Verify it's live before you commit.
Verdict generatedVerified 19d ago · liveness 67/100 · cite: rightaichoice.com/tools/phion-dev
- Solo developers who run everything inside Cursor
- Small Cursor-only teams standardizing rules across projects
- Indie makers who want rollback-able Cursor config
- Teams whose multiple contributors' Cursor rules diverge
- Developers who do not use Cursor
- Teams spanning VS Code, JetBrains, or Neovim
- Anyone who needs a verified live service today
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Skip Phion if your team writes code in any editor other than Cursor, or if you need a service whose uptime you can verify today — the deployment is currently paused.
Once a team workflow depends on real-time rule sync and conflict detection, those features sit above the free entry point, so the tool becomes a recurring line item rather than a one-off.
Aimed at individual Cursor users and small Cursor-only squads. It is cheaper than a general-purpose config or secret-management platform, and considerably narrower — you are paying for Cursor rules specifically, not for multi-editor coverage. Verify the service is live before committing budget.
In short
Phion.dev — Version control for Cursor rules — currently offline with a paused Vercel deployment. Best for Solo developers who run everything inside Cursor, Small Cursor-only teams standardizing rules across projects, Indie makers who want rollback-able Cursor config. Free to start; paid plans from $15/mo.
What is Phion.dev?
Phion.dev — Version control for Cursor rules — currently offline with a paused Vercel deployment. Best for Solo developers who run everything inside Cursor, Small Cursor-only teams standardizing rules across projects, Indie makers who want rollback-able Cursor config. Free to start; paid plans from $15/mo.
Phion.dev targets one specific chore: keeping Cursor rules versioned, rollback-able, and shared across a team or multiple projects. You keep editing in Cursor; Phion stores rulesets as versioned artifacts, lets you roll back when a rule experiment degrades output, flags conflicts when two contributors' rules diverge, and publishes a ruleset to the whole team in one click. A CLI and JSON export push rules through the same pipeline as your project, and custom templates plus project scoping keep separate Cursor projects from drifting. The scope is deliberately narrow: Cursor rules, nothing else. There is no role here for VS Code, JetBrains, or Neovim. Setup is built around Cursor specifically, aimed at solo developers who live in that editor and small teams standardizing rules across a handful of repos. The underlying problem is real — loose .cursorrules files scattered across repositories are easy to lose track of, and hand-unwinding a bad rule change is painful. Versioned rulesets with history, conflict detection, and sync address that itch directly. One caveat outweighs the feature list: as of the 2026-01-01 check, phion.dev serves a Vercel 503 DEPLOYMENT_PAUSED page stating the deployment is paused by the owner. Treat the feature set as intent, not a verified live product. Generic dotfile managers that work across editors remain the fallback for teams needing something running today.
Key features
- Versioned Cursor rulesets with full history
- Rollback to a previous ruleset version
- Backup and restore of Cursor rules
- One-click publishing of rulesets to a team
- Rules conflict detection when contributors diverge
- Real-time rule sync across team members
- Custom rule templates for new projects
- Project-specific rule scoping
- Multi-project support
- CLI for CI/CD integration
- Export rules to JSON
Behind the verdict
We'd reach for Phion only in one scenario: a small team living entirely in Cursor, rules drifting between contributors, and a real need for rollback. There, versioned rulesets with history and conflict detection solve a genuine headache. But the service is not running. The site returns a Vercel 503 DEPLOYMENT_PAUSED page, paused by the owner. Availability and uptime can't be verified, so treat the feature list as a description of intent. When to pass: anyone who doesn't use Cursor, teams spanning VS Code or JetBrains, and anyone needing a verified live tool today. That last one covers most buyers right now. Compared with generic dotfile managers, Phion's Cursor-specific focus is the appeal and the limitation. A dotfile manager won't detect rules conflicts or do one-click team publishing, but it works across editors and is running now. Practical caveat: even if the deployment resumes, you're betting on a narrow single-maintainer tool for infrastructure your whole team depends on. Ask about uptime and export before standardizing on it. Our call: keep it on a watchlist. Re-check the URL before any plan decision.
Limitations
- Phion works only inside Cursor, so mixed-editor teams get nothing from it.
- It handles no non-Cursor configuration files, which keeps the scope deliberately narrow.
- The overriding constraint right now is availability: as of 2026-01-01, phion.dev serves a Vercel 503 DEPLOYMENT_PAUSED page stating the deployment is paused by the owner, so uptime cannot be verified.
- Docs, release cadence, and API surface were not reachable this run and we make no claims about them either way.
as of 2026-10-15
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Is Phion.dev still active?
Phion.dev is live · free plan, paid from $15/mo · last verified 25 Oct 2026 · viability monitor.
Viability score
How well maintained and how widely used is Phion.dev? Built from what the vendor actually publishes (docs, changelog, tutorials, integrations, pricing), whether the site is live, and how much real users discuss it. How we calculate this
Last calculated: November 2026
How we score →What do users say about Phion.dev?
What people actually say about Phion.dev — is it worth it?
We ran a structured research pass across product reviews, community discussions, and post-purchase forum threads to surface the patterns vendors won't publish themselves. Below: the recurring strengths, the hidden costs people mention most, and the cohort that consistently regrets adopting this tool.
ResearchedDiscussed by users across 2 sources (YouTube, Product Hunt) · researched Oct 21, 2026.
Weighted by the 36 posts each of 2 sources contributed.
- +Zero-setup start, save and deploy flow won genuine praise at launch on Product Hunt
- +Clever Cursor integration that feels native to the editor rather than bolted on
- +Explicitly aimed at beginners and non-technical 'vibecoders' who stall on project setup
- +Targets a real pain point: loose .cursorrules files with no history or rollback
- +Gathered a respectable 158 upvotes on its Product Hunt launch
- −Site returned a paused-deployment 503 on the 2026-01-01 check — nothing works
- −No users in the available data discuss rules versioning, rollback or conflict detection
- −Windows users were shut out at launch and repeatedly asked for a release
- −Only Cursor is supported — no VS Code, JetBrains or Neovim path at all
- −Commenters asked how state persists between projects; no public answer captured
- • Cursor subscription itself is a prerequisite cost
- • Migration cost if you later leave Cursor or the service doesn't return
- • Paused service means any paid commitment currently buys nothing usable
How we verified this
Every listed fact about Phion.dev — pricing, features, links, status — is re-read from the vendor's own pages by our verification pipeline and each change is logged with a date; the last pass ran on 25 Oct 2026. Analysis is drafted with AI models and checked against our editorial standards before publishing; see how we verify.
Verification history
We have re-verified Phion.dev 12 times since . Each pass re-reads the vendor's own pages and re-checks every listed field against that evidence; passes where nothing had changed are marked as such.
- — changed SSL certificate
- — changed who it suits, summary, our verdict, pricing tiers, description
- — changed who should skip it, pricing tiers, who it suits, description, summary, our verdict
- — changed limitations, switching in, who should skip it, switching out, who it suits, use cases, description, summary, our verdict, features, setup time, hidden costs, pricing fit
- — changed our verdict, description, who should skip it, pricing tiers, summary
- — changed description, use cases, summary, switching out, switching in, hidden costs, pricing fit, who should skip it, setup time, limitations, our verdict
Showing the 6 most recent of 12 verification passes.
Free to cite with attribution — this page re-verifies continuously.
How much does Phion.dev cost in 2026?
Phion.dev: Free to start; paid plans from $15/mo. Pricing last verified 25 Oct 2026.
12-month cost
Project the real annual outlay, including the implied monthly cost when only an annual tier is published.
Vendor list price only. Add-on usage, seat overages, and contract minimums are surfaced under Hidden costs & gotchas.
Where the pricing makes sense
The company stage and team size where Phion.dev's pricing actually pencils out — and where peers do it cheaper.
Aimed at individual Cursor users and small Cursor-only squads. It is cheaper than a general-purpose config or secret-management platform, and considerably narrower — you are paying for Cursor rules specifically, not for multi-editor coverage. Verify the service is live before committing budget.
Has Phion.dev's pricing changed?
No plan price for Phion.dev has moved since we began logging in Aug 2026; the pricing page is re-read on every verification pass.
Who should pick Phion.dev?
Pick Phion.dev if you are Solo developers who run everything inside Cursor, Small Cursor-only teams standardizing rules across projects, Indie makers who want rollback-able Cursor config, Teams whose multiple contributors' Cursor rules diverge.
Look elsewhere if you are Developers who do not use Cursor, Teams spanning VS Code, JetBrains, or Neovim, Anyone who needs a verified live service today, Teams that need cross-editor config management.
Skip it if Skip Phion if your team writes code in any editor other than Cursor, or if you need a service whose uptime you can verify today — the deployment is currently paused.
GeneratedReal-world workflow fit
Concrete scenarios for the personas Phion.dev actually fits — and what changes day-one when you adopt it.
You tweak a ruleset to push Cursor toward a new code style, and the next day Cursor's suggestions have gotten noticeably worse. Instead of reconstructing your old rules from memory, you open the rules history and restore the previous version.
Outcome: You are back to a working baseline in a single action rather than a half-hour of guesswork.
Two developers have each been editing .cursorrules separately and Cursor now behaves differently on their machines. You run conflict detection, merge the intended changes, and publish the resolved ruleset to the team in one click.
Outcome: Everyone's Cursor behaves consistently again without a Slack thread asking who changed what.
Rather than beginning from an empty rules file, you spin the new repository up from a saved template that already encodes the conventions you settled on last time, then scope it to the new project.
Outcome: New projects inherit a known-good rules baseline on day one.
Use cases
- Roll back to a previous ruleset after an experiment degrades Cursor output
- Publish a known-good ruleset to a small Cursor-only team in one click
- Detect when two contributors' Cursor rules have diverged
- Start a new Cursor project from a saved rules template instead of an empty file
- Version-control Cursor configuration alongside the project repository
- Push rule changes through CI/CD via the CLI or JSON export
Setup time & first value
How long it actually takes to get something useful out of Phion.dev — broken out by persona, not the marketing-page minute.
For a solo Cursor user with an existing ruleset, expect a short setup — install the CLI or connect the project, import the current rules, and you have history from that point forward. Team adoption takes longer because one person has to define the shared baseline others will pull from; budget an afternoon if you are standardizing several projects at once.
Switching to or from Phion.dev
How to bring data in from common predecessors and how to get it back out — written for the switcher, not the buyer.
- →From hand-edited .cursorrules files: import your existing rules into Phion so they become the first versioned entry rather than an untracked file.
- →From a git-tracked rules directory: keep the repo as your source of truth and use Phion's JSON export to push the same rules through CI/CD.
- ↗To a plain git-tracked rules directory: export the current ruleset to JSON and commit it to the project repository.
- ↗To a generic dotfile manager: export rules to JSON and re-import them into whichever cross-editor config tool your team standardizes on.
Integrations
Resources & guides
Tutorials & Learning
YouTube returned 6 videos for “Phion.dev”, and we withheld 6: 6 did not mention Phion.dev. We are showing none, because we could not prove any of them are about Phion.dev.
Official links
What are the best Phion.dev alternatives?
The closest alternatives to Phion.dev we list are Ui Ux Pro Max Skill, Refraction and Taste Skill. Ranked by direct product-type match, not category overlap.
| Alternative | Pricing | Starts at | Last verified |
|---|---|---|---|
| Ui Ux Pro Max Skill | Free | Free | — |
| Refraction | Freemium | Pricing not published | — |
| Taste Skill | Free | Free | — |
Alternatives to Phion.dev
View all
Ui Ux Pro Max Skill
Free open-source design-intelligence skill that feeds UI styles, palettes, fonts, and chart rules into Claude Code, Cursor, and other AI coding assistants.
Refraction
Batch AI code generation for unit tests, refactoring, documentation, and code conversion across 56 languages.
Taste Skill
Open-source SKILL.md rules that stop AI coding agents shipping generic frontend UI
Tools that pair well with Phion.dev
Common stack mates teams adopt alongside Phion.dev, with the specific reason each pairing earns its keep.
Ui Ux Pro Max Skill
Free open-source design-intelligence skill that feeds UI styles, palettes, fonts, and chart rules into Claude Code, Cursor, and other AI coding assistants.
Refraction
Batch AI code generation for unit tests, refactoring, documentation, and code conversion across 56 languages.
Taste Skill
Open-source SKILL.md rules that stop AI coding agents shipping generic frontend UI
Phion.dev vs its closest rival
Phion.dev's closest head-to-head is with Spider Cloud.
Our Phion.dev vs Spider Cloud verdict written Jul 3, 2026 is more than 90 days old, so it is being re-reviewed against current data and is not shown.
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