ZenTao
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A side-by-side editorial comparison of Productboard and Vikunja — release velocity, themes, recent moves, and the top alternatives to consider.
Productboard's v2 documents API now keeps plain web addresses and emoji as ordinary text.
Productboard's v2 API spent the summer closing v1 parity gaps, then in September made entity types a workspace-specific string. October added field values on relationships, exact-match text search and 308 redirects for merged entities. On November 5 the documents content endpoints changed how they treat bare URLs, email addresses and emoji: they now stay plain text unless written with explicit link syntax.
Vikunja crossed the v1.0 finish line and pivoted hard into security hardening.
Vikunja shipped two v1.0 release candidates through late 2025 and early 2026, then jumped to a v2 series whose first widely-tagged point release, v2.2.1, is dominated by security work. The latest release patches multiple SSRF and IDOR vulnerabilities, enforces disabled/locked-account semantics across every auth surface (OIDC, API tokens, CalDAV, LDAP), and adds a shared SSRF-safe HTTP client that webhooks and migrations now route through. User-facing feature work has slowed; the visible energy is in plumbing and audit cleanup.
Productboard's v2 API spent the summer closing v1 parity gaps, then in September made entity types a workspace-specific string. October added field values on relationships, exact-match text search and 308 redirects for merged entities. On November 5 the documents content endpoints changed how they treat bare URLs, email addresses and emoji: they now stay plain text unless written with explicit link syntax.
The v2 API is being tightened release by release so integrations can round-trip data without surprises. The documents format is the latest surface to get exact, documented rules.
Expect further dated v2 entries that fill in document and entity edge cases; nothing in the entries points to a larger change soon.
Vikunja shipped two v1.0 release candidates through late 2025 and early 2026, then jumped to a v2 series whose first widely-tagged point release, v2.2.1, is dominated by security work. The latest release patches multiple SSRF and IDOR vulnerabilities, enforces disabled/locked-account semantics across every auth surface (OIDC, API tokens, CalDAV, LDAP), and adds a shared SSRF-safe HTTP client that webhooks and migrations now route through. User-facing feature work has slowed; the visible energy is in plumbing and audit cleanup.
The arc moves from feature-completion (S3 storage, drag-and-drop project moves, hover previews in late 2025) toward platform credibility — closing security gaps a self-hosted task tool needs to clear before serious team adoption. The rapid version-number jump from v1.0.0-rc4 to v2.2.1 in two months suggests v1.0 shipped and the team tagged a v2 line aimed at addressing accumulated authz debt. Expect the next several releases to keep the security-first posture rather than return to a feature push.
The next release will likely continue closing remaining authz edges (more IDOR audits, additional credential-stripping in API responses) and bundle a translations and dependency sweep. A user-facing feature push probably waits until the security work plateaus.
Other PM products tracked by Sparkpulse, ranked by recent ship velocity. Each card links to a full editorial trajectory and lets you pivot into a head-to-head comparison with either Productboard or Vikunja.
ZenTao posts a 22.0 beta with no notes in the feed.
Asana lets Division admins run their own custom roles, on top Enterprise plans only.
NocoBase's v3 beta lets apps ship their own CLI, separate from Agents.
Hive turns reporting into a planning tool: shared inputs, grouped values, per-person drill-downs.
Tracecat 1.5 alpha patches add sub-cases and lock down agent sandboxes.
SmartSuite adds tracked changes to SmartDocs, so policy edits need an approver.
See all Productboard alternatives → · See all Vikunja alternatives →
Latest ship moves from both products, interleaved chronologically. ⚡ = editorial spark.
They serve adjacent needs but don't currently overlap on shipped themes. Productboard is currently shipping more aggressively (velocity 5.0 vs 0.0), with 0 editorial sparks in the last 30 days against 0. See the at-a-glance table above for a side-by-side breakdown of velocity, recent sparks, and editorial themes.
Sparkpulse doesn't pick a winner — we score release velocity, not feature parity. Productboard is currently shipping more aggressively (velocity 5.0 vs 0.0), with 0 editorial sparks in the last 30 days against 0. For your specific use case, the alternatives sections above list other PM products to evaluate alongside.
Top Productboard alternatives in PM are ranked by recent ship velocity. Browse the "Productboard alternatives" section above for the current picks, or visit /alternatives/productboard for the full list with editorial commentary on each.
Top Vikunja alternatives in PM are ranked by recent ship velocity. Browse the "Vikunja alternatives" section above for the current picks, or visit /alternatives/vikunja for the full list with editorial commentary on each.