philterd/phileas-dotnet

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Find and redact PII/PHI in text — the .NET port of Phileas.

Is philterd/phileas-dotnet beginner-friendly?

We have not seen enough recent pull requests from outside contributors to philterd/phileas-dotnet to say how often they are merged. 2 beginner-friendly issues are open now.

Stars: 3
Forks: 2
Open beginner issues: 2
Indexed issues: 43
Avg merge: 8m
Merged PRs (30d): 2

Dominant language: C#
License: Apache-2.0
Last GitHub push: Oct 7, 2026
Latest indexed: Oct 7, 2026
Contributing guide: Contributing guide
Code of conduct: Code of conduct
Beginner labels: good first issue

How to contribute to philterd/phileas-dotnet

Read the contributing guide first: it says how the maintainers want changes proposed, tested and reviewed.
It ships a Dockerfile or Docker Compose file, so you can run it without installing its whole toolchain.
Read its code of conduct: it covers issues and pull requests as well as chat.
Pick one of the 2 open beginner-friendly issues below and comment that you want to work on it before you start.

Beginner friendly Everything

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Issues somebody may already be working on are listed last. List everything by date

Street address filter matches across line breaks and reads "Dr." in a greeting as a street suffix
Open
- Is something wrong?
bug

Difficulty 2/5 1-3 hours Newbie friendliness 72/100

philterd/phileas-dotnet#185 · Opened Oct 29, 2026
Dates with the Sept abbreviation are not detected
Open
- Is something wrong?
bug

Difficulty 3/5 1-2 days Newbie friendliness 70/100

philterd/phileas-dotnet#184 · Opened Oct 23, 2026
Add a Known Limitations page to the documentation
Open
- Is something wrong?
documentation

Difficulty 3/5 1-2 days Newbie friendliness 62/100

philterd/phileas-dotnet#183 · Opened Oct 23, 2026
Driver's license filter reports any nine-digit number as a license
Open
- Is something wrong?
bug

Difficulty 3/5 1-2 days Newbie friendliness 76/100

philterd/phileas-dotnet#182 · Opened Oct 23, 2026
Month-name dates with an ordinal day, a year set apart, or no day are not detected
Open
- Is something wrong?
bug

Difficulty 4/5 3-5 days Newbie friendliness 48/100

philterd/phileas-dotnet#179 · Opened Oct 20, 2026
PDF redaction boxes leave edges of redacted glyphs visible
Open
- Is something wrong?
bug

Difficulty 4/5 3-5 days Newbie friendliness 48/100

philterd/phileas-dotnet#175 · Opened Oct 20, 2026
Give PhEye spans the filter type that matches their label
Open
- Is something wrong?
enhancement

Difficulty 3/5 1-2 days Newbie friendliness 78/100

philterd/phileas-dotnet#174 · Opened Oct 19, 2026
City filter redacts common words that are also small-town names
Open
- Is something wrong?
bug

Difficulty 3/5 1-2 days Newbie friendliness 78/100

philterd/phileas-dotnet#173 · Opened Oct 19, 2026
PhEye filter misses long text remotely, misclassifies name, and ignores removePunctuation
Open
- Is something wrong?
bug

Difficulty 4/5 3-5 days Newbie friendliness 42/100

philterd/phileas-dotnet#171 · Opened Oct 18, 2026
Truncate zip codes to five digits and clamp the leave count in the zip code TRUNCATE strategy
Open
- Is something wrong?
bug

Difficulty 3/5 1-2 days Newbie friendliness 84/100

philterd/phileas-dotnet#170 · Opened Oct 16, 2026
Make sensitivity auto length-based and the default for the bundled dictionary filters
Open
- Is something wrong?
enhancement

Difficulty 3/5 1-2 days Newbie friendliness 62/100

philterd/phileas-dotnet#169 · Opened Oct 13, 2026
Each filter instance scans the document independently, penalizing multi-dictionary policies
Open
- Is something wrong?
enhancement

Difficulty 5/5 Over a week Newbie friendliness 18/100

philterd/phileas-dotnet#168 · Opened Oct 10, 2026
type conditions never match the built-in filters
Open
- Is something wrong?
Difficulty 3/5 1-2 days Newbie friendliness 72/100

philterd/phileas-dotnet#167 · Opened Oct 8, 2026
Remove the REST service and move OCR to its own package
Open
- Is something wrong?
enhancement

Difficulty 5/5 Over a week Newbie friendliness 35/100

philterd/phileas-dotnet#166 · Opened Oct 8, 2026
Add content-level redaction as a PDF/A output method
Open
- Is something wrong?
enhancement

Difficulty 5/5 Over a week Newbie friendliness 20/100

philterd/phileas-dotnet#164 · Opened Oct 7, 2026
Run the phileas-conformance corpus with a loader and baseline
Open
- Is something wrong?
enhancement testing

Difficulty 4/5 3-5 days Newbie friendliness 55/100

philterd/phileas-dotnet#162 · Opened Oct 7, 2026
Add an output verifier that fails a PDF if a redacted value survives
Open
- Is something wrong?
enhancement

Difficulty 5/5 Over a week Newbie friendliness 35/100

philterd/phileas-dotnet#148 · Opened Oct 3, 2026
Add an invisible text layer to rasterized redacted pages and write PDF/A
Open
- Is something wrong?
enhancement

Difficulty 5/5 Over a week Newbie friendliness 35/100

philterd/phileas-dotnet#147 · 1 comment · Opened Oct 3, 2026
Add a financial account number filter
Open
- Is something wrong?
enhancement phisql

Difficulty 4/5 3-5 days Newbie friendliness 55/100

philterd/phileas-dotnet#142 · Opened Oct 2, 2026
Support layered policies with extends
Open
- Is something wrong?
enhancement phisql

Difficulty 5/5 Over a week Newbie friendliness 35/100

philterd/phileas-dotnet#141 · Opened Oct 2, 2026
Record reasons and review flags on spans
Open
- Is something wrong?
enhancement phisql

Difficulty 5/5 Over a week Newbie friendliness 35/100

philterd/phileas-dotnet#140 · Opened Oct 2, 2026
Support document attributes and document rules in policies
Open
- Is something wrong?
enhancement phisql

Difficulty 5/5 Over a week Newbie friendliness 38/100

philterd/phileas-dotnet#139 · Opened Oct 2, 2026
Classify person names by age and addresses by role in conditions
Open
- Is something wrong?
enhancement phisql

Difficulty 5/5 Over a week Newbie friendliness 35/100

philterd/phileas-dotnet#138 · Opened Oct 2, 2026
Implement the token is birthdate condition
Open
- Is something wrong?
enhancement phisql

Difficulty 4/5 3-5 days Newbie friendliness 48/100

philterd/phileas-dotnet#137 · Opened Oct 2, 2026
Support the formal condition grammar: or, parentheses, in, and &&
Open
- Is something wrong?
enhancement phisql

Difficulty 4/5 3-5 days Newbie friendliness 48/100

philterd/phileas-dotnet#136 · Opened Oct 2, 2026
The schema conformance sweep covers only the identifiers section
Open
- Is something wrong?
testing

Difficulty 4/5 3-5 days Newbie friendliness 56/100

philterd/phileas-dotnet#135 · Opened Sep 16, 2026
Test that the PhiSQL specification examples round-trip without loss
Open
- Is something wrong?
phisql testing

Difficulty 3/5 1-2 days Newbie friendliness 55/100

philterd/phileas-dotnet#90 · 1 comment · Opened Sep 3, 2026
Remove the unused MedicalCondition filter type
Open
- Is something wrong?
enhancement phisql

Difficulty 2/5 1-3 hours Newbie friendliness 66/100

philterd/phileas-dotnet#86 · 2 comments · Opened Sep 3, 2026
A timed-out pattern is skipped rather than failing the document
Open
- Is something wrong?
bug

Difficulty 4/5 3-5 days Newbie friendliness 45/100

philterd/phileas-dotnet#77 · 2 comments · Opened Sep 1, 2026
Detect ages written as spelled-out numbers
Open
- Is something wrong?
enhancement

Difficulty 3/5 1-2 days Newbie friendliness 70/100

philterd/phileas-dotnet#70 · Opened Aug 24, 2026
Add a scanned-PDF OCR integration test through POST /api/filter
Open
- Is something wrong?
testing

Difficulty 3/5 1-2 days Newbie friendliness 76/100

philterd/phileas-dotnet#66 · Opened Jul 13, 2026
PDF: detect entities that wrap across a page boundary
Open
- Is something wrong?
enhancement

Difficulty 5/5 Over a week Newbie friendliness 12/100

philterd/phileas-dotnet#57 · Opened Jul 7, 2026
OCR: add an ONNX-based OCR backend (cross-platform / higher accuracy)
Open
- Is something wrong?
enhancement

Difficulty 5/5 Over a week Newbie friendliness 8/100

philterd/phileas-dotnet#56 · Opened Jul 7, 2026
Publish a GPU-inference build of the .NET Phileas binding to NuGet
Open
- Is something wrong?
enhancement

Difficulty 5/5 Over a week Newbie friendliness 12/100

philterd/phileas-dotnet#54 · Opened Jul 7, 2026
PDF redaction: encode black-and-white pages as 1-bit images to cut output size ~10x
Possibly taken @jzonthemtn claimed this 11 days ago. Open
- Is something wrong?
enhancement

philterd/phileas-dotnet#172 · 1 assignee · Opened Oct 19, 2026
Add POST /api/filter round-trip tests for xlsx and pdf
Possibly taken @MarcBasas claimed this 6 days ago. Open
- Is something wrong?
good first issue testing

Difficulty 3/5 1-2 days Newbie friendliness 78/100

philterd/phileas-dotnet#65 · 2 comments · 1 assignee · Opened Jul 13, 2026

philterd/phileas-dotnet

Is philterd/phileas-dotnet beginner-friendly?

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