Open Source in Team Collaboration — SaaS tools & trends 2026
16 products Sparkpulse tracks are shipping around open source in Team Collaboration. The highest-velocity open source products right now are Immich, Kavita and Outline (ranked by Sparkpulse's velocity score). The theme runs across 17 sectors, so the momentum you see here is drawn from products competing in different corners of the market. Their velocity scores span 0.0 to 6.3 out of 10, a spread that shows how unevenly shipping cadence is distributed across the field. Below: every tracked product carrying this theme, updated from release data. Everything on this page is regenerated from verified release data, so the ranking reflects the latest changelogs rather than a static list.
#01ImmichImmich's v3.2 RC ships a new search UI and face clustering, advancing self-hosted photo discovery.6.3alternatives →#02KavitaKavita overhauls its Kavita+ premium tier and integrates Hardcover for book recommendations, its most significant monetization move in three years.6.3alternatives →#03OutlineOutline goes browser-native for AI agents with WebMCP, accelerating its bet on agentic knowledge management.6.3alternatives →#04Paperless-ngxPaperless-ngx v3.1 ships AI document metadata automation as a hands-off workflow action6.3alternatives →#05ProwlarrProwlarr 2.6 ships active bi-weekly patches as the indexer management layer for the *arr ecosystem.5.0alternatives →#06Read the DocsRead the Docs ships a dated release every week, and this one is documentation and dependencies5.0alternatives →#07CommaFeedCommaFeed's security pass turns inward, from hostile feeds to hostile users5.0alternatives →#08AnytypeAnytype keeps grinding on editor stability and chat performance, one alpha tag at a time5.0alternatives →#09LidarrLidarr 3.1 maintains a steady patch cadence with targeted bug fixes and no significant new features in the last six months.5.0alternatives →#10ElggElgg 7.1.0 adds invitation-only groups and designates MariaDB as its primary database5.0alternatives →#11NextcloudNextcloud runs three LTS branches in parallel, shipping bug fixes and quiet performance wins.5.0alternatives →#12BookStackFive security releases in four months, this one closing an import RCE5.0alternatives →#13FreshRSSFreshRSS 1.30.0 blocks local network access by default — security-first breaking change3.8alternatives →#14MumbleMumble keeps its 1.5 VoIP line in slow maintenance while the 1.6.x rewrite inches through RC testing.2.5alternatives →#15Jitsi MeetJitsi Meet ships near-monthly tags from GitHub — open-source WebRTC on rails, no public marketing layer.0.0alternatives →#16ExcalidrawExcalidraw's package went ESM-only in 0.18 — a big release, then 16 months of silence on this feed.0.0alternatives →
Frequently asked questions about open source
Which SaaS tools ship open source in Team Collaboration in 2026?
Immich, Kavita, Outline, Paperless-ngx, Prowlarr, and 11 more — the open source products Sparkpulse tracks in Team Collaboration, ranked by shipping velocity from verified changelogs.
Which open source product has the highest shipping velocity?
Immich, with the top velocity score (6.3/10) in Team Collaboration — Sparkpulse's velocity score is derived from verified release data.
How many products are shipping around open source?
Sparkpulse currently tracks 16 products carrying the open source theme in Team Collaboration, updated continuously from verified release data.