docxtemplater

docxtemplater generates DOCX, PPTX and XLSX from API calls. Plans start at $45 a month, converted from EUR 500/yr (annual only, EUR 41.67/mo). JS library, MIT/GPLv3 core.

Sources: JSON API
Outputs: DOCX, PPTX, XLSX
Template editor: Word
Use cases: Reports, Contracts, Letters
Built for: Developers
Pricing: Enterprise, $45/mo (EUR 500/yr, converted), free tier, checked 20 Oct 2026
Deployment: Open source, Self-hosted
Record: docxtemplater.com/pricing/, read 20 Oct 2026

Record notes

JS library, MIT/GPLv3 core. Paid modules from EUR 500/yr.

Listed on

Document generation APIs19 of 64
DOCX generators32 of 62
PPTX generators17 of 24
XLSX generators14 of 19
Document generation for contracts28 of 74
Document generation for reports24 of 59
Document generation for letters15 of 30
Document generation for developers12 of 43
Document generation with Word templates26 of 50
Self-hosted document generation9 of 20
Open source document generation2 of 8
Document generation under $50 a month30 of 65

17 more pages

Document generation under $100 a month33 of 70
Document generation under $200 a month35 of 73
Free document generation tools22 of 66
Data to presentation tools18 of 26
JSON API to DOCX12 of 29
JSON API to PPTX8 of 11
JSON API to XLSX5 of 10
Contract generators for JSON API10 of 33
Report generators for JSON API13 of 36
Letter generators for JSON API7 of 16
JSON API to DOCX for contracts7 of 22
JSON API to DOCX for reports8 of 15
JSON API to DOCX for letters7 of 15
JSON API to PPTX for contracts4 of 5
JSON API to PPTX for reports7 of 9
JSON API to XLSX for contracts3 of 6
JSON API to XLSX for reports4 of 6

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