Parabol
7.4Open-source agile meetings for retros, poker, standups and check-ins
Parabol is an open-source agile meeting platform spanning retrospectives, sprint poker, async standups, team check-ins and lightweight team health, with deep backlog sync to Jira, GitHub, GitLab, Azure DevOps and Linear, recurring meeting series, and a built-in knowledge base (Pages) that auto-publishes every meeting summary and runs AI queries across past retros.
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Simyl Flow
5.4Measure what ships and sticks
Simyl Flow is an outcomes measurement platform for engineering teams in which the retrospective is one of five linked ceremonies (planning poker, standups, demo prep, retros, coaching). Retro boards are pre-populated with six sprint metrics pulled from Jira, Linear, GitHub and CI, AI generates candidate cards from the data, and unfinished action items carry forward — all feeding a six-dimension team health score tracked sprint over sprint.
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Parabol scores 7.4 overall and is best for distributed agile teams that want one open-source tool for retros, poker, standups and lightweight team health. It offers a free tier.
Simyl Flow scores 5.4 overall and is best for engineering orgs that already run retros and want them wired into delivery data — teams asking whether last sprint's improvement actually moved cycle time, review latency or change-failure rate, rather than teams shopping for a better sticky-note board. It offers a free tier.
Parabol leads on ease of use, retro toolkit, fun factor, AI & insights, integrations, open platform and enterprise-grade. Simyl Flow leads on value.
Across our eight scoring dimensions, Parabol edges ahead with an overall score of 7.4. That said, the right pick depends on your team — see the dimension-by-dimension breakdown below.
Scores compared
| Detail | Parabol | Simyl Flow |
|---|---|---|
| Category | All-in-One Agile | All-in-One Agile |
| Team size | Any | Mid-market |
| Free tier | Yes | Yes |
| Free limit | Unlimited users, 2 teams, 10 meetings/month, 30-day history, 2 custom templates, 3 AI retro summaries/month | 1 team, 10 stakeholders, 2 retros + 2 poker sessions/month, 1 integration, 90-day retention, CSV export |
| Starting price | $8/active user/mo | $29/team/mo |
| Est. 3 teams × 8 people | $192/mo | $87/mo (Pro — flat $29 per team × 3 teams; $72/mo billed annually) |
| Enterprise | Yes | Yes |
| Founded | 2015 | 2024 |
| HQ | Remote (San Diego, CA) | — |
| Data residency | United States · European Union · Self-hosted | United States |
| Languages | English only | English only |
| Export formats | CSV · Email | CSV |
| Features | 46 | 24 |
| Integrations | 7 | 9 |
Feature & integration comparison
Side-by-side checklist across features, integrations and security. Hover a note for details.
| Capability | Parabol | Simyl Flow |
|---|---|---|
| Features | ||
| AI Summaries | ✓note | ✓ |
| AI grouping/clustering | ✓note | — |
| AI action items | — | — |
| Action tracking | ✓ | ✓ |
| Team Insights | ✓note | ✓note |
| Polling | ✓note | — |
| Action dashboard | ✓ | ✓ |
| Custom templates | ✓note | ✓ |
| Anonymous input | ✓ | — |
| Independent voting | ✓ | ✓ |
| Async mode | ✓ | ✓note |
| Agile Estimations | ✓ | ✓note |
| Health Checks | ✓note | ✓note |
| Team Kudos | — | ✓note |
| Whiteboard | — | — |
| Integrations | ||
| Asana | — | — |
| Azure DevOps | ✓ | — |
| Basecamp | — | — |
| ClickUp | — | ✓note |
| Confluence | — | — |
| GitHub | ✓ | ✓note |
| GitLab | ✓ | ✓note |
| Jira | ✓ | ✓note |
| Linear | ✓ | ✓note |
| Microsoft Teams | ✓ | ✓note |
| Monday.com | — | — |
| Notion | — | ✓note |
| Shortcut | — | ✓note |
| Slack | ✓ | ✓note |
| Trello | — | — |
| Security & Privacy | ||
| SOC 2 | ✓ | ✓note |
| GDPR | ✓ | ✓ |
| SSO / SAML | ✓note | ✓note |
| SCIM provisioning | ✓note | — |
| ISO 27001 | — | ✓note |
| On-premises | ✓note | ✓note |
| Public API | ✓ | — |
| Webhooks | ✓note | — |
| MCP server | — | ✓ |
Parabol — pros
- + Open source (AGPL-3.0) with Docker/Kubernetes self-host, on-prem and air-gapped deployment
- + 40+ retro templates plus poker, standups, check-ins and team health in one tool
- + Strong backlog write-back to Jira, GitHub, GitLab, Azure DevOps and Linear
- + CSV export of reflections, groups, votes and discussion threads on <em>every</em> tier
- + Recurring retro series with a real recurrence rule and Google Calendar sync
- + DoD Iron Bank hardened container, cleared to IL4 via Platform One
Parabol — cons
- − Free tier capped at 10 meetings/month, 30-day history and 3 AI summaries
- − No native whiteboard, presentation mode or screen-share mode
- − Health-check is a single emoji poll — no custom radars or trend dashboards
- − AI grouping and team health checks need the paid Team tier; Pages Insights needs org-level enablement
- − Webhooks stop at Mattermost/MS Teams notification URLs — no general event subscriptions and no MCP server
- − No Confluence, Trello or multi-language support
Simyl Flow — pros
- + Retro boards arrive pre-populated with six sprint metrics (velocity, cycle time, PRs merged, commits, bug rate, unplanned work) pulled from the tools the team already uses — the discussion starts from evidence rather than recall
- + Unusually broad delivery-data integration set for a tool that runs retros: Jira, Linear, Shortcut, ClickUp, Notion, GitHub/GitLab Issues, plus GitHub, GitLab and Bitbucket repos and their CI pipelines for DORA metrics
- + Official MCP server with 17 read-only tools, generally available and not tier-gated, so Claude, ChatGPT, Cursor or Windsurf can query sprint metrics, health scores and blocker summaries directly
- + Action items carry forward across sprints with completion-rate tracking, and the six-dimension health score answers whether last sprint's change actually landed
- + Flat per-team pricing ($29–49/team/mo) rather than per-seat, so a 24-person org on three teams pays $87/mo regardless of headcount inside each team
- + Deliberate privacy architecture — scores are team-level not individual, coaching notes are visible only to the developer and their manager, source code is never stored, and AI runs on Amazon Bedrock with no data retention
Simyl Flow — cons
- − Retro toolkit is thin on facilitator staples: no documented timer or timeboxed phases, no anonymous submission, no drag-and-drop grouping, no presentation mode, no recurring or scheduled retros, and only 5 built-in templates against 50+ at retro-native tools
- − Almost no engagement layer — no icebreakers, GIFs, reactions, music or kudos wall; the product is deliberately metrics-serious, which makes it a poor fit for teams whose retro problem is participation rather than measurement
- − The health score is computed from delivery signals, not from the team — there is no survey-based health check, mood tracking, sentiment analysis or ROTI, so how the team <em>feels</em> is never captured
- − Enterprise claims are self-attested: 'SOC 2 aligned, not certified' and 'ISO 27001 aligned, not certified', inheriting AWS's certifications rather than holding its own; SSO/SAML sits behind a quote-only tier, and there is no SCIM or audit log
- − Export is CSV only, and there is no public REST API or webhooks — the MCP server is read-only, so nothing can push data back in programmatically
- − Young vendor (Simyl AI, Inc., founded 2024) that self-describes as 'a small team of engineers', with no published HQ, named founders, third-party reviews or G2/Capterra presence — a real durability question for procurement
- − Free tier is genuinely small (1 team, 10 stakeholders, 2 retros/month, 1 integration, 90-day retention), and Azure DevOps is still 'coming soon' rather than shipped
Keep comparing
Other Parabol comparisons
Other Simyl Flow comparisons
Not sure which to pick? Read our guide on how to choose a retrospective tool.