Project Management migration
Field-level mapping, validation, and rollback between Favro and Trello. We move data and schema; workflows are rebuilt natively in Trello.
Favro
Source
Trello
Destination
Compatibility
9 of 12
objects map 1:1 between Favro and Trello.
Complexity
BStandard
Timeline
2-4 weeks
Overview
Moving from Favro to Trello is primarily a structural simplification. Favro's cross-board Card existence has no native Trello equivalent; we resolve this by tagging each Card with all Board identifiers from which it originated, preserving cross-team context as a searchable attribute. Boards map directly to Trello Boards with their column structure intact. Collections aggregate to Trello Workspaces or Board groupings depending on the destination plan tier. Relations between Cards and Boards are recreated as Card labels or cross-Board card links via the Butler Power-Up. Automations do not migrate; we document every Favro automation rule and deliver a Butler equivalent inventory for your team to rebuild. Favro's Standard plan 1,000 API calls/month ceiling makes a pure-API export impractical for workspaces with more than a few hundred Cards; we combine Favro's CSV export with targeted API calls for relation metadata and comment history.
Every standard and custom field arrives verified.
AI proposes the map; you confirm before any record moves.
Parent–child, lookups, and ownership stay linked.
Calls, emails, meetings — with original timestamps.
Documents, uploads, and inline notes move with the record.
Why teams make this switch
Leaving
What's pushing teams away
Choosing
What's pulling them in
Object mapping
Each row shows how a Favro object lands in Trello, including any object-level transformations, lookup resolution, or schema-design dependencies.
Typical mapping — final map is confirmed during the sample migration step.
Favro
Card
Trello
Card
1:1Favro Cards map directly to Trello Cards with title, description (markdown preserved), assignee, due date, start date (Favro Enterprise), and checklist items carried over. A critical resolution is required for Favro's cross-board Card existence: a Card can live on multiple Boards simultaneously, which has no native Trello equivalent. We handle this by applying a label to each Card for every Board on which it originally appeared, preserving the cross-team context as a searchable label attribute rather than a native multi-board relationship. Card ID from Favro is stored in a custom field for reconciliation.
Favro
Board
Trello
Board
1:1Favro Boards map to Trello Boards with their configured column (list) structure intact. Board name, description, visibility settings, and Card ordering migrate. Board-level permissions in Favro map to Trello's Board permission levels (private, workspace, public). If the Favro Board uses a sheet or timeline view, we recreate that perspective as a Trello Board view if the destination Trello plan supports it, otherwise the default Kanban view is used.
Favro
Collection
Trello
Workspace or Board Grouping
lossyFavro Collections aggregate multiple Boards for team or management visibility. Trello has no direct Collection equivalent; we map Collections to Trello Workspaces (available on Standard and Premium) or, for plan-constrained migrations, to a naming convention (prefixed Board names) that lets teams filter by Collection group. We capture the Collection-to-Board membership as a JSON reference file and apply it to the destination during migration so the grouping is recoverable even if the Workspace strategy differs.
Favro
Relation
Trello
Card Link (Power-Up) or Label Pair
lossyFavro Relations link Cards and Boards across teams to model dependencies or cross-functional ownership. Trello has no native cross-Card relation model. We resolve Relations by either enabling a Card Link Power-Up in Trello (recommended for dependency tracking) or by applying paired labels to both Cards so that teams can filter by relationship type. The customer selects the strategy during scoping. We preserve the Relation type name (blocks, relates-to, parent, child) as part of the label or link metadata.
Favro
Label/Tag
Trello
Label
1:1Favro Labels applied to Cards migrate as Trello Labels. We preserve label names and hex color values and deduplicate any label collisions during import. Labels created from cross-board Card resolution (see Card mapping above) are prefixed with a reserved namespace (e.g., FAVRO_BOARD_) to distinguish them from manually created labels. Label count limits in Trello (unlimited on Standard and Premium) mean no label collapsing is required.
Favro
Custom Field
Trello
Custom Field (Power-Up)
1:1Favro custom fields on Cards (dropdown, date, number, text, checkbox types) map to Trello Custom Fields via the Custom Fields Power-Up. We pre-create the Custom Field definitions in the destination Trello workspace before Card migration begins, using matching field names and types. Dropdown options from Favro migrate as Custom Field options in Trello. Note: the Custom Fields Power-Up must be installed and enabled on each destination Board before migration; we include this as a pre-migration step in the approach.
Favro
Comment
Trello
Card Comment
1:1Favro Comments on Cards migrate as Trello Card Comments, preserving author attribution, timestamp, and content. Threaded replies in Favro flatten to a single comment chain in Trello. We preserve the reply hierarchy in a JSON reference file attached to the Card record so the structure is recoverable if the team later uses a commenting Power-Up that supports threading.
Favro
Attachment
Trello
Card Attachment
1:1Favro file attachments on Cards migrate to Trello Card Attachments. Favro-stored file URLs transfer as direct link attachments. Favro attachments referencing external URLs migrate as link attachments in Trello. We do not re-upload files to Trello's storage; we preserve the attachment URL reference so that the link remains active. If Favro attachments are stored internally and the URL becomes inaccessible after account closure, those files cannot be migrated.
Favro
External Member / Guest
Trello
Board Member (restricted)
1:1Favro guest accounts with restricted Board and Collection visibility have no direct Trello equivalent. Trello Standard and Premium allow Board members with observer or normal permission levels but no separate guest tier. We flag every Favro external member record during scoping and recommend either promoting them to full Trello workspace members or restricting their Trello Board access to specific Boards. The customer decides on the access model during scoping, and we apply it during migration.
Favro
Automation
Trello
Butler Command (Power-Up)
1:1Favro Automations (trigger-based rules with conditions and actions) are not accessible via API in a form that allows replay in Trello. We document every active Favro automation during migration scoping, capturing trigger type, conditions, action types, and board scope. We deliver an Automation Inventory document that maps each Favro automation to an equivalent Butler command syntax or a Butler board Power-Up configuration. The customer's team rebuilds these in Butler post-migration; we do not write Butler commands as part of standard migration scope.
Favro
Dashboard
Trello
Board View (native) or Reference Document
1:1Favro Dashboards aggregate Board and Card metrics into configurable widgets available on Standard and Enterprise. Trello has no native dashboard or portfolio-level reporting. We migrate dashboard widget configurations as a structured reference document (JSON export) so the customer understands what metrics were tracked. For simple metric views, we recommend Trello's native Board views (Calendar, Timeline, Dashboard on Premium) as partial replacements. Full dashboard rebuilds require a third-party reporting Power-Up (Screenful, Pl字gl, or similar) which is outside migration scope.
Favro
Timesheet (Enterprise)
Trello
Not Migrated
lossyFavro timesheet entries (hours logged, date, user attribution against Cards) are available only on the Enterprise plan. Trello has no native time-tracking capability. We flag timesheet data during scoping and offer two options: migrate the timesheet data as a Card attachment (CSV export attached to the relevant Card) or exclude it from migration entirely. No native time-tracking rebuild in Trello is available without a third-party Power-Up.
| Favro | Trello | Compatibility | |
|---|---|---|---|
| Card | Card1:1 | Fully supported | |
| Board | Board1:1 | Fully supported | |
| Collection | Workspace or Board Groupinglossy | Fully supported | |
| Relation | Card Link (Power-Up) or Label Pairlossy | Fully supported | |
| Label/Tag | Label1:1 | Fully supported | |
| Custom Field | Custom Field (Power-Up)1:1 | Fully supported | |
| Comment | Card Comment1:1 | Fully supported | |
| Attachment | Card Attachment1:1 | Fully supported | |
| External Member / Guest | Board Member (restricted)1:1 | Fully supported | |
| Automation | Butler Command (Power-Up)1:1 | Fully supported | |
| Dashboard | Board View (native) or Reference Document1:1 | Fully supported | |
| Timesheet (Enterprise) | Not Migratedlossy | Fully supported |
Gotchas + challenges
Platform-specific issues from each side, plus the pair-specific challenges that don't show up on either platform's page on its own.
Favro gotchas
Standard plan API limit is 1,000 calls/month
User bucket billing creates overage on growth
Cross-board Card existence has no direct equivalent
Guest and external member access scoping
Automations do not migrate programmatically
Trello gotchas
Billing model uses maximum seat quantity at term midpoint
Custom Field data historically stored in pluginData
API rate limits are token-gated and can block bulk migration
Guest-to-paid seat conversion triggers on multi-board membership
Automation command runs are capped per plan and overage triggers upgrade pressure
Pair-specific challenges
Migration approach
Discovery and export strategy determination
We audit the source Favro workspace across plan tier (Lite, Standard, Enterprise), record counts (Cards, Boards, Collections, Relations), external member list, active automations, custom field definitions, and any timesheet data. We also assess the API quota consumption against Favro's 1,000 calls/month ceiling on Standard. The discovery output determines whether we use a pure-API export (feasible only for small workspaces under the quota), a hybrid CSV-plus-API export (recommended for most Standard workspaces), or a manual Favro CSV export with API reserved for relation and metadata queries. We deliver a written migration scope with record counts, export strategy recommendation, and a list of any Favro Enterprise features that require customer decisions.
Destination workspace preparation
We configure the destination Trello workspace before any data moves. This includes creating Workspaces to map from Favro Collections, enabling the Custom Fields Power-Up on each destination Board, creating all Custom Field definitions (with correct types and dropdown options), and establishing Board permission structures that reflect the Favro external member scoping decisions made during discovery. If Butler Power-Up automations will be rebuilt, we document the target Butler board scope at this stage.
Data export from Favro
We execute the agreed export strategy from Favro. For API-based exports, we paginate through Cards, Boards, Collections, Relations, Comments, and attachments using Favro's REST API with call-count tracking against the monthly quota. We chunk large record sets and use exponential backoff to avoid 429 errors. For CSV exports (Standard plan with quota concerns), we use Favro's manual export feature for Card bulk data and supplement with API calls for relation metadata and comment history. All exports produce a structured JSON manifest with source record IDs, timestamps, and cross-references for the transform phase.
Schema transform and cross-board Card resolution
We transform the Favro export into Trello import format. The critical transform is cross-board Card resolution: for each Favro Card that appears on multiple Boards, we create a Card in the primary destination Board and apply a FAVRO_BOARD_ label for each additional Board of origin. Relations between Cards are either written as Card Link Power-Up references or as paired labels depending on the customer's selected strategy. Custom fields are mapped to the Trello Custom Field definitions created during workspace preparation. Collections are mapped to Workspace membership or naming convention per the scoping decision.
Trial migration and reconciliation
We run a trial migration into a clean Trello workspace using representative sample data (at least 10% of total record volume). The customer reconciles record counts (Cards in, Boards in, Labels in, Comments in), spot-checks 25-50 random Cards against the Favro source, and validates that cross-board Card labels are applied correctly and custom field values are populated. Any mapping corrections, custom field type mismatches, or label collision issues are resolved before production migration. Owner reconciliation is not required for this pair because Trello does not have a User-object-level owner field equivalent to CRM platforms; Card assignees are migrated as Trello Card members.
Production migration and automation handoff
We run the full production migration in record-dependency order: Workspaces and Boards first, then Custom Field definitions, then Cards with labels and custom field values, then Comments, then Attachments. Each phase emits a row-count reconciliation report. After migration, we deliver the Automation Inventory document (Favro automations mapped to Butler equivalents) and the Dashboard Reference document. We do not rebuild Favro automations as Butler commands; that is a separate engagement or an internal admin task. We support a one-week hypercare window for reconciliation issues raised during the customer's first use of the migrated Trello workspace.
Platform deep dives
Favro
Source
Strengths
Weaknesses
Trello
Destination
Strengths
Weaknesses
Complexity grading
Standard Project Management migration. 2 of 8 objects need a mapping; the rest are 1:1.
Overall complexity
Standard migration
Derived from compatibility, mapping clarity, API constraints, and data volume across Favro and Trello.
Object compatibility
2 of 8 objects need a mapping; the rest are 1:1.
Field mapping clarity
Field mapping is derived from defaults — final spec confirmed during the sample migration.
Timeline complexity
8-object category — typical timelines run 2–7 days end-to-end.
API constraints
Favro: 50 calls per hour at the user level. Organization-level routes are limited based on the organization's payment plan, enforced via a token-bucket algorithm. Requests that would exceed a 10-second back-off fail with HTTP 429..
Data volume sensitivity
Favro doesn't expose a bulk API — REST + parallelization used for high-volume runs.
Estimator
Rule-based pricing — no per-record fees, no manual quotes. Migrations over 2M records are scoped individually.
Step 1
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FAQ
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