vs. the incumbents.
Honest side-by-side write-ups, not feature checklists invented to win. Every page is dated; we re-verify against the competitor's current offering and update — drift is the natural state of comparison content. If you find something wrong, the page links to the source repo and you can open a PR.
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Casual Editor vs Google Docs — open-source self-hosted alternative
Honest comparison between Casual Editor (open-source, Apache-2.0, self-host via Docker, no Google account) and Google Docs (SaaS, free for personal, $6+/user for Workspace). Side-by-side on .docx fidelity, self-host, co-edit, real-time, mobile, ecosystem, cost. Where each is the right answer.
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Casual Editor vs OnlyOffice Document Server — which open-source web .docx editor to self-host
Honest technical comparison between Casual Editor (Apache-2.0, Go gateway, ~50 MB Docker image, .docx round-trip 44/44 pristine) and OnlyOffice Document Server (AGPL-3.0, C++ DocService + Node + RabbitMQ, ~1.5 GB image, full office suite). License, architecture, deployment shape, fidelity, integration model, maturity.
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Casual Sheets vs Airtable — when you want a spreadsheet, not a database
Honest comparison between Casual Sheets (Excel-shaped open-source web spreadsheet, .xlsx round-trip, Apache-2.0) and Airtable (database-with-spreadsheet-UI, proprietary SaaS, $10-45/user/mo). Different product categories despite the surface similarity — pick based on whether you want formulas + files or relational data + views.
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Casual Sheets vs Excel Online — open-source alternative you can self-host
Honest comparison between Casual Sheets (open-source, Apache-2.0, self-host via Docker, no Microsoft account) and Excel Online / Microsoft 365 (SaaS, $6+/user/month, Microsoft account required). Side-by-side on .xlsx fidelity, co-edit, formulas, charts, VBA macros, and where each fits.
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Casual Sheets vs Google Sheets — open-source self-hosted alternative
Honest comparison between Casual Sheets (open-source, Apache-2.0, self-host via Docker) and Google Sheets (SaaS, free for personal, $6+/user for Workspace). Side-by-side on price, self-host, .xlsx round-trip, co-edit, formulas, charts, pivots, and maturity. No marketing — what each does well and where it falls short.
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Casual Sheets vs OnlyOffice — which open-source office suite to self-host
Honest technical comparison between Casual Sheets (Apache-2.0, Yjs + Hocuspocus, .xlsx round-trip, ~10 MB image) and OnlyOffice Document Server (AGPL, single-binary, .docx + .xlsx + .pptx). Architecture, license, deployment shape, fidelity, co-edit, and which one fits which workload.
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Casual Slides vs Google Slides — open-source self-hosted alternative
Honest comparison between Casual Slides (open-source, Apache-2.0, .pptx round-trip with 93/99 fidelity probes passing, pre-v0.1.0) and Google Slides (SaaS, free for personal, $6+/user for Workspace). Where each is the right answer today — and why Casual Slides is the right bet for some users despite being earlier-stage.
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