Firefly III
Firefly III keeps tagging develop builds daily, still with no release notes.
A side-by-side editorial comparison of SolidInvoice and Kolleno — release velocity, themes, recent moves, and the top alternatives to consider.
| Feature | SolidInvoice | Kolleno |
|---|---|---|
| Sector | Finance | Finance |
| Velocity score | 5.0 | 6.3 |
| Sparks · 30d | 0 | 1 |
| Top themes | invoicing, self-hosted, security-patches, payments | accounts-receivable, collections, cash-forecasting, reconciliation |
| Last editorial update | 3d ago | 2d ago |
| Website | Visit → | — |
SolidInvoice 3.1.3 patches payment settling and clears 12 Symfony advisories.
SolidInvoice, the self-hosted invoicing app, is in a patch cycle on 3.1. The 29 October trio brought custom invoice templates, invitation expiry and a fixed upgrade path with migrations at startup or as a Helm pre-upgrade job. 3.1.3 follows with fixes: invoices paid through the API or MCP are only marked paid once the payment settles, the revenue chart counts each month once, and a Symfony bump clears 12 security advisories.
Kolleno is stretching from collections software toward the whole cash cycle.
Kolleno ships a bundled monthly update for finance and accounts-receivable teams. Since the June rebuild of its AI Task Manager, most releases have refined that hub, while the newest update adds automated payment matching, AP portal tracking and early-access cash flow forecasting.
SolidInvoice, the self-hosted invoicing app, is in a patch cycle on 3.1. The 29 October trio brought custom invoice templates, invitation expiry and a fixed upgrade path with migrations at startup or as a Helm pre-upgrade job. 3.1.3 follows with fixes: invoices paid through the API or MCP are only marked paid once the payment settles, the revenue chart counts each month once, and a Symfony bump clears 12 security advisories.
After the large 3.0 release in June, work has moved to hardening: upgrade paths, packaging (Snap, static PHP builds) and correctness in payments and reporting. The mention of MCP payments shows AI-agent access is already wired into billing, though the entries don't detail it.
Expect more 3.1.x patches on packaging and payment edge cases; the entries don't signal what 3.2 will contain.
Kolleno ships a bundled monthly update for finance and accounts-receivable teams. Since the June rebuild of its AI Task Manager, most releases have refined that hub, while the newest update adds automated payment matching, AP portal tracking and early-access cash flow forecasting.
The product is moving outward from chasing invoices into reconciliation and forecasting, the adjacent jobs a finance team does with the same data. The Task Manager remains the operational center, with each release adding controls, notifications and e-signature forms around it.
Cash flow forecasting is in early access, so the next updates will likely broaden it toward general availability and connect it to the payment-matching data shipped alongside it.
Other Finance 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 SolidInvoice or Kolleno.
Firefly III keeps tagging develop builds daily, still with no release notes.
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See all SolidInvoice alternatives → · See all Kolleno alternatives →
Latest ship moves from both products, interleaved chronologically. ⚡ = editorial spark.
They serve adjacent needs but don't currently overlap on shipped themes. Kolleno is currently shipping more aggressively (velocity 6.3 vs 5.0), with 1 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. Kolleno is currently shipping more aggressively (velocity 6.3 vs 5.0), with 1 editorial sparks in the last 30 days against 0. For your specific use case, the alternatives sections above list other Finance products to evaluate alongside.
Top SolidInvoice alternatives in Finance are ranked by recent ship velocity. Browse the "SolidInvoice alternatives" section above for the current picks, or visit /alternatives/solidinvoice for the full list with editorial commentary on each.
Top Kolleno alternatives in Finance are ranked by recent ship velocity. Browse the "Kolleno alternatives" section above for the current picks, or visit /alternatives/kolleno for the full list with editorial commentary on each.